US5137350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distance measuring device
Assignee: Pentax Corp
•
Filing: 1990-04-16
•
Granted: 1992-08-11
•
Expires: 2010-04-16
Abstract
Abstract In a distance measuring device for projecting light beams to a plurality of distance measurement point, and for detecting reflected light beams in order to measure the distances from said device to said distance measuring points, light emitted by the light source is optically/mechanically directed to a plurality of two-dimensionally distributed distance measuring points, then the reflected light from each of the distance measuring points is received and the distance between the device and each of the distance measuring points is detected.
Inventors
- 👤 Masayuki Misawa
- 👤 Isamu Hirai
- 👤 Saburo Sugawara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:41
CPC Classifications
G; G01; G01S; G01S17/00; G01S17/02; G01S17/06; G01S17/46; G01S17/48; G01S17/87; G02; G02B; G02B7/00; G02B7/28; G02B7/30; G02B7/32
Claims Analysis
Total Claims: 145
Claim 1
Independent Claim
138 words
A distance measuring device for projecting light beams to a plurality of distance measurement points to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for projecting the light emitted by said source means to a plurality of said distance measurement points, said projecting means comprising a prism for separating the light into a plurality of light beams, said prism having an optical axis, said distance measurement points forming at least a two dimensional distribution of points extending along first and second directions substantially perpendicular to the optical axis of said prism; means for collecting the light reflected from at least one of said distance measurement points; and means for detecting the light collected by said light collecting means.
Claim 2
Dependent Claim
138 words
A distance measuring device for projecting light beams to a plurality of distance measurement points to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for projecting the light emitted by said source means to a plurality of said distance measurement points, said projecting means comprising a prism for separating the light into a plurality of light beams, said prism having an optical axis, said distance measurement points forming at least a two dimensional distribution of points extending along first and second directions substantially perpendicular to the optical axis of said prism; means for collecting the light reflected from at least one of said distance measurement points; and means for detecting the light collected by said light collecting means.
Claim 3
Dependent Claim
33 words
The distance measuring device according to claim 1, wherein said collecting means comprises a prism, and said prism of said projecting means and of said collecting means has a substantially quadrangular pyramid shape.
Claim 4
Dependent Claim
24 words
The distance measuring device according to claim 1, further comprising means for moving said source means in one of said first and second directions.
Claim 5
Dependent Claim
44 words
The distance measuring device according to claim 3, wherein said light detection means comprises a plurality of light detection members aligned in one of said first and second directions, each said light detection member extending in the other of said first and second directions.
Claim 6
Dependent Claim
28 words
The distance measuring device according to claim 3, wherein said prism separates the emitted light into light beams spaced in the other of said first and second directions.
Claim 7
Dependent Claim
61 words
The distance measuring device according to claim 5, further comprising means for moving said detecting means along one of said first and second directions, and wherein said light collecting means comprises a prism for directing, to said light detecting means, the light beams reflected by said distance measuring points aligned in at least at one of said first and second directions.
Claim 8
Dependent Claim
19 words
The distance measuring device according to claim 6, wherein each of said prisms has a substantially biangular pyramid shape.
Claim 9
Dependent Claim
25 words
The distance measuring device according to claim 6, wherein said prism of said projecting means deflects light in both of said first and second directions.
Claim 10
Dependent Claim
25 words
The distance measuring device according to claim 5, further comprising means for moving said light detection means in one of said first and second directions.
Claim 11
Dependent Claim
25 words
The distance measuring device according to claim 5, further comprising means for moving said light detection means in both of said first and second directions.
Claim 12
Dependent Claim
27 words
The distance measuring device according to claim 5, wherein said light detection means comprises a plurality of light detection members disposed along said first and second directions.
Claim 13
Dependent Claim
22 words
The distance measuring device according to claim 5, wherein said light collecting means comprises a prism having a substantially quadrangular pyramid shape.
Claim 14
Dependent Claim
48 words
The distance measuring device according to claim 5, wherein said light collecting means comprises a prism for directing, to said light detecting means, the light reflected by said distance measuring points aligned in said other direction with respect to the direction of movement of said light source means.
Claim 15
Dependent Claim
30 words
The distance measuring device according to claim 5, wherein said light detecting means comprises a plurality of light detection members linearly arranged in one of said first and second directions.
Claim 16
Dependent Claim
46 words
The distance measuring device according to claim 14, wherein said light collection means comprises a prism for directing the light beams reflected by said distance measurement points aligned in the other said direction with respect to the direction of the arrangement of said light detection means.
Claim 17
Dependent Claim
41 words
The distance measuring device according to claim 14, further comprising means for moving said plurality of light detection members along the other of said first and second directions with respect to the direction of the arrangement of said light detection members.
Claim 18
Dependent Claim
25 words
The distance measuring device according to claim 14 further comprising means for moving said light detection members in one of said first and second directions.
Claim 19
Dependent Claim
41 words
The distance measuring device according to claim 5, where said light collection means comprises a prism for directing the light beams reflected by said distance measurement points aligned in the same direction as the direction of movement of said source means.
Claim 20
Dependent Claim
36 words
The distance measuring device according to claim 5, wherein said light detecting means comprises a plurality of light detectors aligned in one of said first and second directions and each extending in the other said direction.
Claim 21
Dependent Claim
24 words
The distance measuring device according to claim 1, further comprising means for moving said light detection means in both said first and second directions.
Claim 22
Dependent Claim
31 words
The distance measuring device according to claim 1, further comprising means for computing the distance to one of said distance measurement points from the light detected by said light detection means.
Claim 23
Dependent Claim
30 words
The distance measuring device according to claim 1, wherein said light detecting means comprises a plurality of light detection members linearly arranged along one of said first and second directions.
Claim 24
Dependent Claim
42 words
The distance measuring device according to claim 22, wherein said light collecting means comprises a prism for directing the light beams reflected at said distance measurement points, extending in said one of said first and second directions, to said light detection members.
Claim 25
Dependent Claim
27 words
The distance measuring device according to claim 1, wherein said light detecting means comprises a plurality of light detection members disposed in said first and second directions.
Claim 26
Dependent Claim
17 words
The distance measuring device according to claim 1, said light detecting means comprising a charge coupled device.
Claim 27
Dependent Claim
33 words
The distance measuring device according to claim 1, wherein said collecting means comprises a prism and said prism of said projecting means and of said collecting means has a substantially biangular pyramid shape.
Claim 28
Dependent Claim
138 words
A distance measuring device for projecting light beams to a plurality of distance measurement points, to measure the distances from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for projecting the light emitted by said light source means to a plurality of distance measurement points, said distance measuring points extending in first and second directions and located at positions having different distances from said device; means for collecting the light beams reflected by said distance measurement points, said light collecting means comprising a prism for collecting the light reflected into a beam; and means for detecting the light collected by said light collecting means, wherein said light source means comprises a plurality of light sources extending in said first and second directions.
Claim 29
Dependent Claim
138 words
A distance measuring device for projecting light beams to a plurality of distance measurement points, to measure the distances from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for projecting the light emitted by said light source means to a plurality of distance measurement points, said distance measuring points extending in first and second directions and located at positions having different distances from said device; means for collecting the light beams reflected by said distance measurement points, said light collecting means comprising a prism for collecting the light reflected into a beam; and means for detecting the light collected by said light collecting means, wherein said light source means comprises a plurality of light sources extending in said first and second directions.
Claim 30
Dependent Claim
40 words
The distance measuring device according to claim 27, wherein said light detecting means comprises a plurality of light detecting members aligned in one of said first and second directions, each said detection member extending in the other of said directions.
Claim 31
Dependent Claim
25 words
The distance measuring device according to claim 27, further comprising means for moving said light detecting means along one of said first and second directions.
Claim 32
Dependent Claim
20 words
The distance measuring device according to claim 27, wherein said light detecting means extends in said first and second directions.
Claim 33
Dependent Claim
18 words
The distance measuring device according to claim 27, wherein said light detecting means comprises a charge coupled device.
Claim 34
Dependent Claim
25 words
The distance measuring device according to claim 27, further comprising means for sequentially energizing said light source means to emit light in a predetermined manner.
Claim 35
Dependent Claim
25 words
The distance measuring device according to claim 32, further comprising means for moving said light detection means in one of said first and second directions.
Claim 36
Dependent Claim
44 words
The distance measuring device according to claim 32, further comprising means for scanning the light detection means in a predetermined manner for signals corresponding to the light received from said distance measurement points for calculating the distance to at least one of said points.
Claim 37
Dependent Claim
23 words
The distance measuring device according to claim 27, further comprising means for moving said light detecting means in said first and second directions.
Claim 38
Dependent Claim
22 words
The distance measuring device according to claim 32, wherein said prism of said light collecting means has a substantially quadrangular pyramid shape.
Claim 39
Dependent Claim
47 words
The distance measuring device according to claim 32, wherein said sequential energizing means comprises means for simultaneously energizing said light sources extending in one of said first and second directions and for sequentially energizing said light sources extending in the other of said first and second directions.
Claim 40
Dependent Claim
40 words
The distance measuring device according to claim 32, wherein said light detection means comprises a plurality of light detection members aligned along one of said first and second directions, and extending in the other of said first and second directions.
Claim 41
Dependent Claim
29 words
The distance measuring device according to claim 32, wherein said light detection means comprises a plurality of light detection members extending in each of said first and second directions.
Claim 42
Dependent Claim
29 words
The distance measuring device according to claim 39, wherein said plurality of light detection members are arranged in a cross fashion extending along both said first and second directions.
Claim 43
Dependent Claim
23 words
The distance measuring device according to claim 32, wherein said sequential energizing means is operative to energize said plurality of light sources individually.
Claim 44
Dependent Claim
44 words
The distance measuring device according to claim 33, wherein said light detecting means comprises a plurality of light detection members linearly arranged in the other of said first and second directions with respect to the direction in which said light detecting means are moved.
Claim 45
Dependent Claim
44 words
The distance measuring device according to claim 42, further comprising means for scanning said light detecting means for signals corresponding to the light received from said distance measuring points to measure the distance from said device to at least at one of said points.
Claim 46
Dependent Claim
24 words
The distance measuring device according to claim 32, further comprising means for moving said light detecting means in both said first and second directions.
Claim 47
Dependent Claim
30 words
The distance measuring device according to claim 32, wherein said light detecting means comprises a plurality of light detecting members linearly arranged in one of said first and second directions.
Claim 48
Dependent Claim
33 words
The distance measuring device according to claim 45, further comprising means for moving said light detecting members in the other direction with respect to the direction of arrangement of said light detecting members.
Claim 49
Dependent Claim
50 words
The distance measuring device according to claim 27, wherein said light source means comprises a plurality of light sources arranged at the vertices of a polygon and a light source provided in the center of said polygon, wherein said center light source is equidistant from the plurality of light sources.
Claim 50
Dependent Claim
31 words
The distance measuring device according to claim 27, further comprising means for sequentially controlling the emission of light from said light source means in one of said first and second directions.
Claim 51
Dependent Claim
37 words
The distance measuring device according to claim 48, further comprising means for moving said light detecting members along the other said direction with respect to said direction of sequential emission of light from said light source means.
Claim 52
Dependent Claim
145 words
A distance measuring device for projecting light beams to a plurality of distance measurement points, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; a prism for separating the light emitted by said source means into a plurality of light beams, said prism having an optical axis and projecting said light beams to said distance measurement points, said distance measurement points extending in a first direction and in a second, traverse direction and located at positions that can have different distances from said device; means for collecting light reflected by said distance measurement points; and means for detecting the light collected by said light means; wherein said light source means comprises a plurality of light sources linearly arranged in one of said first and second directions.
Claim 53
Dependent Claim
145 words
A distance measuring device for projecting light beams to a plurality of distance measurement points, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; a prism for separating the light emitted by said source means into a plurality of light beams, said prism having an optical axis and projecting said light beams to said distance measurement points, said distance measurement points extending in a first direction and in a second, traverse direction and located at positions that can have different distances from said device; means for collecting light reflected by said distance measurement points; and means for detecting the light collected by said light means; wherein said light source means comprises a plurality of light sources linearly arranged in one of said first and second directions.
Claim 54
Dependent Claim
72 words
The distance measuring device according to claim 50, further comprising means for moving said light detection means along one of said first and second directions, and wherein said collecting means comprises an optical element for directing, to said light detection means, the light beams reflected by said distance measurement points arranged in the other of said first and second directions with respect to the direction of movement of said light detecting means.
Claim 55
Dependent Claim
41 words
The distance measurement device according to claim 51, further comprising means for scanning the light detection means for signals corresponding to the light received from said distance measuring points to calculate the distance from said device to said distance measurement points.
Claim 56
Dependent Claim
25 words
The distance measuring device according to claim 50, further comprising means for computing the distance to at least at one of said distance measuring points.
Claim 57
Dependent Claim
22 words
The distance measuring device according to claim 50, wherein said light collecting means comprises a prism having a substantially quadrangular pyramid shape.
Claim 58
Dependent Claim
28 words
The distance measuring device according to claim 50, wherein said light detecting means comprises a plurality of light detection members extending in both said first and second directions.
Claim 59
Dependent Claim
24 words
The distance measuring device according to claim 50, further comprising means for moving said light detection means along said first and said second directions.
Claim 60
Dependent Claim
31 words
The distance measuring device according to claim 54, further comprising means for sequentially controlling the emission of light from said light source means along one of said first and second directions.
Claim 61
Dependent Claim
25 words
The distance measuring device according to claim 57, further comprising means for moving said light detection means along one of said first and second directions.
Claim 62
Dependent Claim
54 words
The distance measuring device according to claim 58, wherein said collecting means comprises an optical element for directing, to said light detection means, the light beams reflected by said distance measurement points arranged in the other of said first and second directions with respect to the direction of movement of said light detecting means.
Claim 63
Dependent Claim
55 words
The distance measuring device according to claim 57, wherein said light detecting means comprises a plurality of light detectors aligned along one of said first and second directions, wherein each of said light detectors extend in the other of said first and second directions with respect to the direction of alignment of said light detectors.
Claim 64
Dependent Claim
26 words
The distance measuring device according to claim 54, wherein said light detecting means comprises a plurality of light detectors extending along said first and second directions.
Claim 65
Dependent Claim
30 words
The distance measuring device according to claim 57, wherein said light detecting means comprises a plurality of light detection members linearly arranged in one of said first and second directions.
Claim 66
Dependent Claim
38 words
The distance measuring device according to claim 62, further comprising means for moving said light detection members along the other of said first and second directions with respect to the direction of arrangement of said light detection members.
Claim 67
Dependent Claim
42 words
The distance measuring device according to claim 62, wherein said light collection means comprises an optical element for directing said light beams, reflected by said distance measurement points aligned in either of said first and second directions, to said light detection means.
Claim 68
Dependent Claim
51 words
The distance measuring device according to claim 62, wherein said light collecting means comprises an optical element for directing, to said light detection means, the light reflected by said distance measurement points aligned in the other of said directions with respect to the direction of arrangement of said light detection members.
Claim 69
Dependent Claim
29 words
The distance measuring device according to claim 65, further comprising means to scan the light detection members for signals corresponding to the light received from said distance measuring points.
Claim 70
Dependent Claim
148 words
A distance measuring device for projecting light beams to a plurality of distance measurement points, to measure the distance from an object located at least at one of said points to said device, said distance measurement points forming at least a two-dimensional distribution of points extending in first and second directions and located at positions having different distances from said device, said device comprising: source means for emitting light to be reflected from at least one of said distance measurement points, said emitting means comprising a plurality of light emitters linearly arranged along one of said first and second directions; means for collecting light reflected from said distance measurement points; means for detecting light reflected from said distance measuring points; and means for moving said light emitters along the other of said first and second directions with respect to the direction of linear arrangement of said light emitters.
Claim 71
Dependent Claim
148 words
A distance measuring device for projecting light beams to a plurality of distance measurement points, to measure the distance from an object located at least at one of said points to said device, said distance measurement points forming at least a two-dimensional distribution of points extending in first and second directions and located at positions having different distances from said device, said device comprising: source means for emitting light to be reflected from at least one of said distance measurement points, said emitting means comprising a plurality of light emitters linearly arranged along one of said first and second directions; means for collecting light reflected from said distance measurement points; means for detecting light reflected from said distance measuring points; and means for moving said light emitters along the other of said first and second directions with respect to the direction of linear arrangement of said light emitters.
Claim 72
Dependent Claim
40 words
The distance measuring device according to claim 67, wherein said light detecting means comprises a plurality of light detection members aligned in one of said first and second directions, and extending in the other of said first and second directions.
Claim 73
Dependent Claim
27 words
The distance measuring device according to claim 67, wherein said light detecting means comprises a plurality of light detection members arranged along said first and second directions.
Claim 74
Dependent Claim
37 words
The distance measuring device according to claim 67, further comprising means for sequentially energizing said light emitters of said light emitting means to emit light in a predetermined manner in one of said first and second directions.
Claim 75
Dependent Claim
33 words
The distance measuring device according to claim 67, further comprising means for computing the distance to at least one of said distance measuring points from the light detected by said light detecting means.
Claim 76
Dependent Claim
25 words
The distance measuring device according to claim 71, further comprising means for moving said light detecting means along one of said first and second directions.
Claim 77
Dependent Claim
21 words
The distance measuring device according to claim 71, wherein said collecting means comprises a prism having a substantially quadrangular pyramidal shape.
Claim 78
Dependent Claim
67 words
The distance measuring device according to claim 71, wherein said light collecting means comprises an optical element for collecting the light beams reflected by the distance measuring points in one of said first and second directions and means for moving said light detecting means along the other of said first and second directions with respect to said direction of collection of light beams by said optical element.
Claim 79
Dependent Claim
46 words
The distance measuring device according to claim 73, wherein said light collecting means comprises an optical element for directing, to said light detecting means, the light reflected by said distance measurement points aligned along said direction of sequential emission of light from said light emitting means.
Claim 80
Dependent Claim
37 words
The distance measuring device according to claim 70, wherein said light detecting means comprises a plurality of light detectors linearly arranged along one of said first and second directions and extending in the other of said directions.
Claim 81
Dependent Claim
35 words
The distance measuring device according to claim 76, further comprising means for moving said light detecting means in the other of said directions with respect to the direction in which said light detectors are arranged.
Claim 82
Dependent Claim
41 words
The distance measuring device according to claim 76, wherein said light collecting means comprises an optical element for directing the light, reflected by said distance measurement points aligned in one of said first and second directions, to said light detecting means.
Claim 83
Dependent Claim
27 words
The distance measuring device according to claim 74, wherein said light detecting means comprises a plurality of light detection members extending along said first and second directions.
Claim 84
Dependent Claim
40 words
The distance measuring device according to claim 74, wherein said light detecting means comprises a plurality of light detection members aligned in one of said first and second directions and extending in the other of said first and second directions.
Claim 85
Dependent Claim
23 words
The distance measuring device according to claim 74, further comprising means for moving said light detecting means in said first and second directions.
Claim 86
Dependent Claim
34 words
The distance measuring device according to claim 67, further comprising means for computing the distance to at least one of said distance measuring points from the light received by said the light detecting means.
Claim 87
Dependent Claim
21 words
The distance measuring device according to claim 67, wherein said collecting means comprises a prism having a substantially quadrangular pyramid shape.
Claim 88
Dependent Claim
25 words
The distance measuring device according to claim 82, further comprising means for moving said light detecting means along one of said first and second directions.
Claim 89
Dependent Claim
42 words
The distance measuring device according to claim 82, wherein said light collecting means comprises an optical element for directing the light beams reflected by said distance measuring points extending in one of said first and second directions to said light detecting means.
Claim 90
Dependent Claim
57 words
The distance measuring device according to claim 82, wherein said light detecting means comprises a plurality of light detection members extending along one of said first and second directions and said collecting means comprises an optical element for collecting the light beams reflected by said distance measurement points extending in one of said first and second directions.
Claim 91
Dependent Claim
36 words
The distance measuring device according to claim 86, further comprising means for moving said light detectors along the other of said first and second directions, with respect to the direction in which said light detectors extend.
Claim 92
Dependent Claim
38 words
The distance measuring device according to claim 86, further comprising means for moving said light detection means in the other of said first and second directions with respect to the direction that said optical element collects light beams.
Claim 93
Dependent Claim
39 words
The distance measuring device according to claim 86, wherein said optical element collects light beams reflected by distance measurement points aligned in the other of said directions with respect to the direction in which said light detection members extend.
Claim 94
Dependent Claim
17 words
The distance measuring device according to claim 67, said light detection means comprising a charge coupled device.
Claim 95
Dependent Claim
26 words
The distance measuring device according to claim 66, further comprises means for moving said light emitters along the direction of linear arrangement of said light emitters.
Claim 96
Dependent Claim
176 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a pin member operatively connected to said supporting means, a cam groove for receiving said pin member and means for rotating said cam, whereby said supporting means is moved by said rotating means.
Claim 97
Dependent Claim
176 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a pin member operatively connected to said supporting means, a cam groove for receiving said pin member and means for rotating said cam, whereby said supporting means is moved by said rotating means.
Claim 98
Dependent Claim
30 words
The distance measuring device according to claim 92, wherein said cam groove is disposed on the periphery of a cam cylinder, whereby rotating said cam cylinder reciprocates said supporting means.
Claim 99
Dependent Claim
27 words
The distance measuring device according to claim 92, wherein said cam groove is disposed on a cam plate, whereby rotating said cam plate reciprocates said supporting means.
Claim 100
Dependent Claim
156 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a motor including a shaft that is operatively connected to said supporting means.
Claim 101
Dependent Claim
156 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a motor including a shaft that is operatively connected to said supporting means.
Claim 102
Dependent Claim
18 words
The distance measuring device according to claim 95, further comprising means for controlling the speed of said motor.
Claim 103
Dependent Claim
28 words
The distance measuring device according to claim 95, further comprising control means for determining the position of said supporting means by detecting the position of said motor shaft.
Claim 104
Dependent Claim
191 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a magnet operatively connected to said supporting means, an electromagnet arranged adjacent to said magnet, means for biasing said magnet, and means for energizing said electromagnet to move said magnet, against said biasing means, whereby said supporting means is moved in one of said first and second directions.
Claim 105
Dependent Claim
191 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a magnet operatively connected to said supporting means, an electromagnet arranged adjacent to said magnet, means for biasing said magnet, and means for energizing said electromagnet to move said magnet, against said biasing means, whereby said supporting means is moved in one of said first and second directions.
Claim 106
Dependent Claim
29 words
The distance measuring device according to claim 98, said energizing means comprising a control circuit to sequentially change the polarity of said electromagnet to attract and repel said magnet.
Claim 107
Dependent Claim
191 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said supporting means comprising two slide plates slidably mounted with respect to one another, and said driving means comprises a lever operatively connected to reciprocate said slide plates along a path and a cam for driving said lever, whereby said supporting means is moved in one of said first and second directions.
Claim 108
Dependent Claim
191 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said supporting means comprising two slide plates slidably mounted with respect to one another, and said driving means comprises a lever operatively connected to reciprocate said slide plates along a path and a cam for driving said lever, whereby said supporting means is moved in one of said first and second directions.
Claim 109
Dependent Claim
46 words
The distance measuring device according to claim 100, further comprising a first spring attached between said slide plates to bias said plates with respect to each other, and a second spring for biasing both said slide plates in a direction opposite to the direction of reciprocation.
Claim 110
Dependent Claim
45 words
The distance measuring device according to claim 101, further comprising a latch to engage and retain said slide plates at one end limit of said path and means for disengaging said latch to allow reciprocal motion of said supporting means away from said end limit.
Claim 111
Dependent Claim
186 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises: a rotatably supported screw member; at least one nut member drivingly engaged with said screw member; a linkage operatively connected between said at least one nut member and said supporting means; and means for rotating said screw member to drive said supporting means.
Claim 112
Dependent Claim
186 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises: a rotatably supported screw member; at least one nut member drivingly engaged with said screw member; a linkage operatively connected between said at least one nut member and said supporting means; and means for rotating said screw member to drive said supporting means.
Claim 113
Dependent Claim
25 words
The distance measuring device according to claim 103, further including means, operably connected to said screw member, for sensing the position of said supporting means.
Claim 114
Dependent Claim
164 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said supporting means comprises means for mounting said supporting means for rotation about a pivot, said driving means rotating said supporting means about said pivot.
Claim 115
Dependent Claim
164 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said supporting means comprises means for mounting said supporting means for rotation about a pivot, said driving means rotating said supporting means about said pivot.
Claim 116
Dependent Claim
26 words
The distance measuring device according to claim 105, wherein the driving means comprises at least one solenoid operative to rotate said supporting means about said pivot.
Claim 117
Dependent Claim
54 words
The distance measuring device according to claim 106, further comprising a lever connected to said supporting means and a slide plate operatively connected to said lever, and means for biasing said lever, so that when said at least one solenoid is deactivated, said biasing means will rotate said supporting means to a predetermined position.
Claim 118
Dependent Claim
159 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a rack and pinion for driving said rack, said supporting means operatively connected to said rack.
Claim 119
Dependent Claim
159 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises a rack and pinion for driving said rack, said supporting means operatively connected to said rack.
Claim 120
Dependent Claim
174 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said supporting means comprises two plate members movable relative to one another with lost motion between said plate members and further comprising means for biasing plate members along one of said first and second directions.
Claim 121
Dependent Claim
174 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said supporting means comprises two plate members movable relative to one another with lost motion between said plate members and further comprising means for biasing plate members along one of said first and second directions.
Claim 122
Dependent Claim
50 words
The distance measuring device according to claim 109, wherein said driving means comprises a lever operatively connected to be driven by a cam, said lever drivingly engaging one of said plate members to move said supporting means in a direction opposite to the direction of biasing by said biasing means.
Claim 123
Dependent Claim
189 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises: a pinion having a partially toothed peripheral portion; a pair of oppositely arranged racks positioned to be selectively engaged by said toothed peripheral portion of said pinion, said racks operatively connected to said supporting means; and means for rotating said pinion to move said supporting means.
Claim 124
Dependent Claim
189 words
A distance measuring device for projecting light beams to a plurality of distance measurement points forming at least a two-dimensional distribution of points extending in first and second transverse directions, to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light, said light source means comprising means for projecting a plurality of discrete light beams to said distance measurement points; means for detecting the light reflected from said distance measuring points; means for supporting said light source means and said light detecting means so that the optical axis of said light source means is parallel to the optical axis of said light detecting means; and means for driving said supporting means along at least one of said first and second directions; wherein said driving means comprises: a pinion having a partially toothed peripheral portion; a pair of oppositely arranged racks positioned to be selectively engaged by said toothed peripheral portion of said pinion, said racks operatively connected to said supporting means; and means for rotating said pinion to move said supporting means.
Claim 125
Dependent Claim
183 words
A distance measuring device for projecting light beams to a plurality of distance measuring points, to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light; means for deflecting light emitted by said light source means into a plurality of light beams to be projected to said distance measuring points, said distance measuring points forming a distribution of points extending in first and second directions and located in positions that can have different distances from said device; means for collecting the light deflected by said distance measuring points; means for detecting light collected by said distance measuring points, said light deflecting means and said light collecting means comprising an optical element rotatably mounted in front of said light emitting means and light detecting means; and means for rotating said optical element to cause light beams to be deflected to and collected from a plurality of said distance measuring points, wherein said optical element comprises a pair of members with a liquid layer disposed between said members.
Claim 126
Dependent Claim
183 words
A distance measuring device for projecting light beams to a plurality of distance measuring points, to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light; means for deflecting light emitted by said light source means into a plurality of light beams to be projected to said distance measuring points, said distance measuring points forming a distribution of points extending in first and second directions and located in positions that can have different distances from said device; means for collecting the light deflected by said distance measuring points; means for detecting light collected by said distance measuring points, said light deflecting means and said light collecting means comprising an optical element rotatably mounted in front of said light emitting means and light detecting means; and means for rotating said optical element to cause light beams to be deflected to and collected from a plurality of said distance measuring points, wherein said optical element comprises a pair of members with a liquid layer disposed between said members.
Claim 127
Dependent Claim
188 words
A distance measuring device for projecting light beams to a plurality of distance measuring points, to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: said source means for emitting light; means for deflecting the light emitted by said light source means into a plurlaity of light beams to be projected to said distance measuring points, said distance measuring points forming a distribution of points extending in first and second directions and located at positions that can have different distances from said device; means for collecting the light reflected by said distance measuring points; means for detecting light collected from said distance measuring points, said light deflecting means and light collecting means comprising an optical element rotatably mounted in front of said light emitting means and said detecting means; and means for rotating said optical element to cause light beams to be deflected to and collected from a plurality of said distance measuring points, wherein said optical element comprises first and second lenses, said lenses having the same radius of curvature along adjacently positioned face.
Claim 128
Dependent Claim
188 words
A distance measuring device for projecting light beams to a plurality of distance measuring points, to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: said source means for emitting light; means for deflecting the light emitted by said light source means into a plurlaity of light beams to be projected to said distance measuring points, said distance measuring points forming a distribution of points extending in first and second directions and located at positions that can have different distances from said device; means for collecting the light reflected by said distance measuring points; means for detecting light collected from said distance measuring points, said light deflecting means and light collecting means comprising an optical element rotatably mounted in front of said light emitting means and said detecting means; and means for rotating said optical element to cause light beams to be deflected to and collected from a plurality of said distance measuring points, wherein said optical element comprises first and second lenses, said lenses having the same radius of curvature along adjacently positioned face.
Claim 129
Dependent Claim
215 words
A distance measuring device for projecting light beams to a plurality of distance measurement points to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for deflecting the light emitted by said light source means into a plurality of discrete light beams to be projected to a plurality of said distance measurement points, said distance measurement points forming a distribution of points extending in first and second directions and located at positions that can have different distances from said devices; means for collecting the light reflected by said distance measurement points, said light collection means comprising an optical member including first and second members; and means for detecting the collected light from said distance measuring points; wherein said light deflectig means comprises an optical element rotatably mounted in front of said light emitting means and means for rotating said optical element to allow light from said source means to be projected to a plurality of said distance measurement points; wherein said light collecting means further comprises means for rotating said second member with respect to said first member to allow light beams to be emitted to and collected from a plurality of said distance measurement points.
Claim 130
Dependent Claim
215 words
A distance measuring device for projecting light beams to a plurality of distance measurement points to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for deflecting the light emitted by said light source means into a plurality of discrete light beams to be projected to a plurality of said distance measurement points, said distance measurement points forming a distribution of points extending in first and second directions and located at positions that can have different distances from said devices; means for collecting the light reflected by said distance measurement points, said light collection means comprising an optical member including first and second members; and means for detecting the collected light from said distance measuring points; wherein said light deflectig means comprises an optical element rotatably mounted in front of said light emitting means and means for rotating said optical element to allow light from said source means to be projected to a plurality of said distance measurement points; wherein said light collecting means further comprises means for rotating said second member with respect to said first member to allow light beams to be emitted to and collected from a plurality of said distance measurement points.
Claim 131
Dependent Claim
189 words
A distance measuring device for projecting light beams to a plurality of distance measurement points to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for deflecting the light emitted by said light source means into a plurality of discrete light beams to be projected to a plurality of said distance measurement points, said distance measurement points forming a distribution of points extending in first and second directions and located at positions that can have different distances from said devices; means for collecting the light reflected by said distance measurement points; and means for detecting the collected light from said distance measuring points; wherein said light deflecting means comprises an optical element rotatably mounted in front of said light emitting means and means for rotating said optical element to allow light from said source means to be projected to a plurality of said distance measurement points; wherein said light collecting means comprises an optical element, said optical element comprising relatively rotatable members including adjacently positioned, corresponding concave and convex surfaces.
Claim 132
Dependent Claim
189 words
A distance measuring device for projecting light beams to a plurality of distance measurement points to measure the distance from said device to an object located at least at one of said distance measurement points, said device comprising: source means for emitting light; means for deflecting the light emitted by said light source means into a plurality of discrete light beams to be projected to a plurality of said distance measurement points, said distance measurement points forming a distribution of points extending in first and second directions and located at positions that can have different distances from said devices; means for collecting the light reflected by said distance measurement points; and means for detecting the collected light from said distance measuring points; wherein said light deflecting means comprises an optical element rotatably mounted in front of said light emitting means and means for rotating said optical element to allow light from said source means to be projected to a plurality of said distance measurement points; wherein said light collecting means comprises an optical element, said optical element comprising relatively rotatable members including adjacently positioned, corresponding concave and convex surfaces.
Claim 133
Dependent Claim
38 words
The distance measuring device according to claim 115, wherein said optical elements of said light collecting means and light reflecting means further comprises means for rotating one of said members with respect to the other of said members.
Claim 134
Dependent Claim
16 words
The distance measuring device according to claim 114, further comprising a liquid layer between said members.
Claim 135
Dependent Claim
300 words
A distance measuring device for projecting light beams to a plurality of distance measuring points forming a distribution of points extending in first and second directions and located in positions that can have different distances from said device, to measure the distance form said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light; means for deflecting the light emitted by said light source means into a plurality of discrete light means projected to said distance measuring points; means for collecting the light reflected from said distance measuring points; and means for detecting the collected light from said distance measuring points; wherein said light deflecting means and said light collecting means comprise two pairs of light deflecting elements rotatably mounted in front of said light emitting means and said light detecting means, and wherein said light deflecting means and said light collecting means comprise two pairs of pivotably mounted mirrors, a first pair of said mirrors cooperating to project the light emitted from said light source means to said distance measuring points, and a second pair of said mirrors cooperating to deflect the light reflected from said distance measuring points to said detecting means; wherein said first pair of mirrors comprises a first mirror pivotably mounted adjacent to said light source means and a second mirror receiving light reflected by said first mirror to project the received light to a distance measuring point, and said second pair of mirrors comprises a third mirror pivotably mounted adjacent to said light detecting means, and a fourth mirror positioned to receive light reflected from said distance measuring point and to reflect the light to said third mirror, wherein light reflected from said third mirror is received by said light detecting means.
Claim 136
Dependent Claim
300 words
A distance measuring device for projecting light beams to a plurality of distance measuring points forming a distribution of points extending in first and second directions and located in positions that can have different distances from said device, to measure the distance form said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light; means for deflecting the light emitted by said light source means into a plurality of discrete light means projected to said distance measuring points; means for collecting the light reflected from said distance measuring points; and means for detecting the collected light from said distance measuring points; wherein said light deflecting means and said light collecting means comprise two pairs of light deflecting elements rotatably mounted in front of said light emitting means and said light detecting means, and wherein said light deflecting means and said light collecting means comprise two pairs of pivotably mounted mirrors, a first pair of said mirrors cooperating to project the light emitted from said light source means to said distance measuring points, and a second pair of said mirrors cooperating to deflect the light reflected from said distance measuring points to said detecting means; wherein said first pair of mirrors comprises a first mirror pivotably mounted adjacent to said light source means and a second mirror receiving light reflected by said first mirror to project the received light to a distance measuring point, and said second pair of mirrors comprises a third mirror pivotably mounted adjacent to said light detecting means, and a fourth mirror positioned to receive light reflected from said distance measuring point and to reflect the light to said third mirror, wherein light reflected from said third mirror is received by said light detecting means.
Claim 137
Dependent Claim
41 words
The distance measuring device according to claim 118, further comprising means to rotate one of said pairs of light deflecting elements to allow light emitted from said light source means to be projected to a plurality of said distance measurement points.
Claim 138
Dependent Claim
29 words
The distance measuring device according to claim 118, further comprising means for operably connecting said second mirror with said fourth mirror and said first mirror with said third mirror.
Claim 139
Dependent Claim
28 words
The distance measuring device according to claim 118, further comprising means for simultaneously rotating said first and third mirrors and for simultaneously rotating said second and fourth mirrors.
Claim 140
Dependent Claim
166 words
A distance measuring device for projecting light beams to a plurality of distance measuring points to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light along an optical axis; means for projecting the light emitted by said source means to a plurality of said distance measuring points forming at least a two dimensional distribution of points extending substantially horizontally and vertically from said optical axis; means for collecting the light reflected from at least one of said distance measuring points; and means for detecting the light collected by said light collecting means; wherein said light source means comprises a time-sparingly pulsed light emitting member and said light projecting means comprises a plate with a slit extending along a direction substantially perpendicular to the optical axis of said source means, and means for moving said plate in a direction substantially perpendicular to the direction along which said slit extends.
Claim 141
Dependent Claim
166 words
A distance measuring device for projecting light beams to a plurality of distance measuring points to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light along an optical axis; means for projecting the light emitted by said source means to a plurality of said distance measuring points forming at least a two dimensional distribution of points extending substantially horizontally and vertically from said optical axis; means for collecting the light reflected from at least one of said distance measuring points; and means for detecting the light collected by said light collecting means; wherein said light source means comprises a time-sparingly pulsed light emitting member and said light projecting means comprises a plate with a slit extending along a direction substantially perpendicular to the optical axis of said source means, and means for moving said plate in a direction substantially perpendicular to the direction along which said slit extends.
Claim 142
Dependent Claim
166 words
A distance measuring device for projecting light beams to a plurality of distance measuring points to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light along an optical axis; means for projecting the light emitted by said source means to a plurality of said distance measuring points forming at least a two dimensional distribution of points extending substantially horizontally and vertically from said optical axis; means for collecting the light reflected from at least one of said distance measuring points; and means for detecting the light collected by said light collecting means; wherein said light source means comprises a time-sparingly pulsed light emitting member and said light projecting means comprises a plate with a slit extending along a direction substantially perpendicular to the optical axis of said source means, and a prism for separating the light emitted from said source means to said distribution of distance measuring points.
Claim 143
Dependent Claim
166 words
A distance measuring device for projecting light beams to a plurality of distance measuring points to measure the distance from said device to an object located at least at one of said distance measuring points, said device comprising: source means for emitting light along an optical axis; means for projecting the light emitted by said source means to a plurality of said distance measuring points forming at least a two dimensional distribution of points extending substantially horizontally and vertically from said optical axis; means for collecting the light reflected from at least one of said distance measuring points; and means for detecting the light collected by said light collecting means; wherein said light source means comprises a time-sparingly pulsed light emitting member and said light projecting means comprises a plate with a slit extending along a direction substantially perpendicular to the optical axis of said source means, and a prism for separating the light emitted from said source means to said distribution of distance measuring points.
Claim 144
Dependent Claim
17 words
The distance measuring device according to claim 123, wherein said prism has a substantially biangular pyramid shape.
Claim 145
Dependent Claim
17 words
The distance measuring device according to claim 123, wherein said prism has a substantially quadrangular pyramid shape.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-08-11 | 1996-02-10 | 1996-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-08-11 | 2000-02-10 | 2000-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-08-11 | 2004-02-10 | 2004-08-11 | $7700.00 | Window Closed / Lapsed |