Data retaining apparatus for a camera

Details Data retaining apparatus for a camera Data retaining apparatus for a camera

1987-05-29

1988-03-22

Adams, Russell E.

354412, 354288, G03B 726

Patent

active

047332654

ABSTRACT:
A data retention apparatus which protects against loss of data from the data processing circuits of a camera during replacement of the camera battery. A non-volatile memory, such as an E.sup.2 PROM, is arranged to receive data from the data processing circuits when the camera's battery cover is opened. An operating member holds the camera battery against it s contacts when the cover is opened so that data transfer can take place. Thereafter the operating member can be operated to release the battery.

REFERENCES:
patent: 4299466 (1981-11-01), Harvey
patent: 4645326 (1987-02-01), Kiuchi et al.
patent: 4662736 (1987-05-01), Taniguchi et al.
patent: 4668070 (1987-05-01), Wakabayashi
patent: 4671636 (1987-06-01), Desormeaux
patent: 4676621 (1987-06-01), Desormeaux
patent: 4678303 (1987-07-01), Desormeaux
patent: 4687307 (1987-08-01), Ohsawa

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