Integrated parameter display

Claim 2

A film strip for use with an integrated parameter display including a viewing screen adapted to display said film strip including: a plurality of different graphic illustrations on said film strip adapted to be displayed individually on said screen; a coded strip adjacent said graphic illustrations including a plurality of differentiable indicia representing different binary addresses for each graphic illustration, adapted to be read by sensing means in said integrated parameter display which causes a selected graphic illustration to be nominally positioned before the viewing screen; and alternating differentiable centering indicia, one said indicia being shorter than the other indicia so that said graphic illustration is centered with respect to the viewing screen when a pair of spaced centering sensing means are positioned within said one of said indicia.

Claim 3

A film strip, as set forth in claim 1, wherein said graphic illustrations are placed at right angles to the length of the film strip.

Claim 4

A film strip as set forth in claim 1 further including differentiable read command indicia for causing said parameter display to read the indicia representing a binary address when said address indicia is properly aligned with address indicia sensing means.

Claim 5

A film strip as set forth in claim 3 wherein said differentiable indicia representing binary addresses and centering and read command information comprise a plurality of areas each of said areas having either a first or second light transmissible characteristic.

Claim 6

A film strip as set forth in claim 4 wherein the shorter of said centering indicia corresponds to areas having the first transmissible characteristic while the remaining centering indicia comprises areas having the second transmissibility characteristic, said differentiable centering indicia being positioned serially along the length of the film, said areas having the first transmissibility characteristic being positioned completely within boundaries defined as the colinear extension of the boundaries of said graphic illustrations transverse to the length of the film, each of said centering indicia areas having the second transmissibility characteristic overlapping a defined boundary.

Claim 7

A film strip as set forth in claim 5 wherein the address representing indicia associated with each graphic illustration is completely contained within the defined boundaries associated with said graphic illustration.

Claim 8

A film strip as set forth in claim 6 wherein said differentiable read command indicia are positioned serially along the length of the film, a read command indicia area having the first transmissibility characteristic being associated with each graphic illustration and being contained within said defined boundaries associated with said graphic illustration, read command indicia areas having the second light transmissibility characteristic being located alternaTely with respect to the read command indicia areas having first transmissibility characteristics and overlapping a defined boundary.

Claim 9

A film strip as set forth in claim 1 wherein said graphic illustrations are meter faces.

Claim 10

In a data record positioning system for use in a data record display system including a viewing screen, said data record being in the form of a movable film strip containing a plurality of graphic illustrations, a coded strip adjacent each graphic illustration including a plurality of differentiable indicia representing a different binary address for each graphic illustration, said positioning system including control means responsive to the address indicia and a comparison address code in an address selector register for moving the film strip to a predetermined position whereby a selected graphic illustration is nominally before the viewing screen, wherein the improvement comprises: alternating differentiable centering indicia associated with each graphic illustration, and first and second spaced centering sensing means, operable in response to said centering indicia, said control means including means responsive to said centering sensing means for centering a graphic illustration with respect to the viewing screen after the film strip has moved to a predetermined position.

Claim 11

In a data record positioning system for use in a data record display system including a viewing screen, said data record being in the form of a movable film strip containing a plurality of graphic illustrations, a coded strip adjacent each graphic illustration including a plurality of differentiable indicia representing a different binary address for each graphic illustration, said positioning system including control means responsive to the address indicia and a comparison address code in an address selector register for moving the film strip to a predetermined position whereby a selected graphic illustration is nominally before the viewing screen, wherein the improvement comprises: alternating differentiable centering indicia associated with each graphic illustration, and first and second spaced centering sensing means, operable in response to said centering indicia, said control means including means responsive to said centering sensing means for centering a graphic illustration with respect to the viewing screen after the film strip has moved to a predetermined position.

Claim 12

The positioning system of claim 9 wherein said control means includes means for producing a signal indicating that the film strip is at the predetermined position, said centering means includes bistable circuit means, enabled by said signal, for generating first or second direction signals in response to the state of said centering sensing means, and means responsive to said direction signals for moving said film strip in a first or second direction whereby the film strip is centered.

Claim 13

The positioning system of claim 10 wherein said differentiable indicia representing centering information comprises areas of first and second light transmissibility characteristics, said centering sensing means comprises photosensitive elements, centering of a graphic illustration being effected when the first and second photoresponsive elements simultaneously receive light from the area having the first transmissibility characteristic of the centering indicia associated with the graphic illustration.

Claim 14

The positioning system of claim 11 wherein said film strip further includes differentiable read command indicia associated with each graphic illustration for causing said control means to read the indicia representing a binary address, and further including comparator means for comparing said read address code indicia and said comparison code and for generating said signal indicating that the film strip is at the predetermined location when said read address code and comparison code correspond.

Claim 15

The positioning system of claim 9 wherein said control means further includes means, responsive to the address indicia and the comparison code when there is a lack of correspondence therebetween, for causing said film to move in the direction of the graphic illustration corresponding to said comparison address.

Claim 16

The positioning system of claim 13 wherein said means for causing film movement in the direction of the comparison address includes logic means, responsive to the most significant digit of the address indicia and comparison address at which non-correspondence exists, for producing direction signals, said control circuit further including motor direction control circuitry responsive to said direction signals.

Claim 17

The positioning system of claim 14 whrein said control circuit includes means for indicating when an invalid address is supplied to said address selector register, said invalid address means comprising counter means for producing a motor disable signal in response to receiving a predetermined number of said direction signals and lamp means, responsive to the disable signal for indicating to the operator that an invalid address has been supPlied to the address selector register.

Claim 18

The positioning system of claim 9 wherein said film includes analog to digital switching indicia, said control means further including means responsive to the switching indicia for switching the system to a discrete reading mode of operation.