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US3690761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accessory for optically reversing the image in copy cameras
Assignee: Agfa Gevaert AG
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Filing: 1970-12-08
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Granted: 1972-09-12
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Expires: 1990-12-08
Abstract
Abstract An accessory for use in vertical or horizontal copy cameras to optically reverse the image of an original. A frame of the accessory is insertable into the housing of a copy camera between the lens and the easel for originals and carries a mirror which makes with the optical axis of the lens an angle of 45*. The frame further carries a second easel which can be placed in front of the mirror so that it is located at 90* to the easel of the camera. The image of an original which is placed onto the second easel is reversed so that the camera can make right reading negative or positive copies.
Inventors
- 👤 Jeff Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:01
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/02; G03B17/17
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
140 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45 degrees when the frame is inserted into the housing of the camera, and a second easel attAched to said frame and insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 2
Dependent Claim
140 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45 degrees when the frame is inserted into the housing of the camera, and a second easel attAched to said frame and insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 3
Dependent Claim
163 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel, and means connecting said second easel to said frame for pivotal movement to and from a position in which the second easel is substantially parallel to the first mentioned easel.
Claim 4
Dependent Claim
163 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel, and means connecting said second easel to said frame for pivotal movement to and from a position in which the second easel is substantially parallel to the first mentioned easel.
Claim 5
Dependent Claim
27 words
The combination as defined in claim 2, further comprising detent means for releasably holding said second easel at an angle of 90* to the first mentioned easel.
Claim 6
Dependent Claim
208 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the the housing of the camera, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel, the housing of the camera and said frame being provided with cooperating locating means for locating the frame in the housing in a position in which the distance between the first mentioned easel and the point where the optical axis of the lens intersects the plane of said mirror equals the shortest distance between the optical axis and said second easel when the latter is positioned at 90* to the first mentioned easel.
Claim 7
Dependent Claim
208 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the the housing of the camera, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel, the housing of the camera and said frame being provided with cooperating locating means for locating the frame in the housing in a position in which the distance between the first mentioned easel and the point where the optical axis of the lens intersects the plane of said mirror equals the shortest distance between the optical axis and said second easel when the latter is positioned at 90* to the first mentioned easel.
Claim 8
Dependent Claim
158 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a rear-surfaced mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, said mirror comprising a pane of vitreous material and a layer of light-reflecting metallic material applied to the rear surface of said pane, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 9
Dependent Claim
158 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a rear-surfaced mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, said mirror comprising a pane of vitreous material and a layer of light-reflecting metallic material applied to the rear surface of said pane, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 10
Dependent Claim
184 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, and a second easel insertable into the housiNg of the camera in front of said mirror at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel, the width of said mirror being at least equal to the width of the largest original which is to be placed onto said second easel and the height of said mirror being at least equal to the maximum height of an original on said second easel multiplied by Square Root 2.
Claim 11
Dependent Claim
184 words
The combination of a copy camera having a housing for a picture taking lens and an easel for originals with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, and a second easel insertable into the housiNg of the camera in front of said mirror at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel, the width of said mirror being at least equal to the width of the largest original which is to be placed onto said second easel and the height of said mirror being at least equal to the maximum height of an original on said second easel multiplied by Square Root 2.
Claim 12
Dependent Claim
150 words
The combination of a vertical copy camera having a housing for a picture taking lens and an easel for originals located below the lens with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera to rest on said easel, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45 degrees when the frame is inserted into the housing of the camera and rests on the easel, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 13
Dependent Claim
150 words
The combination of a vertical copy camera having a housing for a picture taking lens and an easel for originals located below the lens with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera to rest on said easel, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45 degrees when the frame is inserted into the housing of the camera and rests on the easel, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 14
Dependent Claim
150 words
The combination of a copy camera having a housing for a picture taking lens, an easel for originals and at least one source of light provided in the housing between the lens and the easel with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
Claim 15
Dependent Claim
150 words
The combination of a copy camera having a housing for a picture taking lens, an easel for originals and at least one source of light provided in the housing between the lens and the easel with an accessory for optically reversing the images of originals, said accessory comprising a frame which is removably insertable into the housing of the camera, a mirror mounted in said frame in such position that it is located in a plane disposed between the lens and the easel and makes with the optical axis of the lens an angle of 45* when the frame is inserted into the housing of the camera, and a second easel insertable into the housing of the camera in front of said mirror and at an angle of 90* to the first mentioned easel whereby the mirror reverses the image of an original which is placed onto said second easel.
References Cited (Backward Citations)
US1268609A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-09-12 | 1976-03-13 | 1976-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-12 | 1980-03-13 | 1980-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-12 | 1984-03-13 | 1984-09-12 | $7700.00 | Window Closed / Lapsed |