Patent
1981-07-06
1982-06-15
Griffin, Donald A.
354246, 354252, G03B 1503, G03B 1302, G03B 908
Patent
active
043347479
ABSTRACT:
A device for preventing spring-back of the shutter blade of a camera wherein a plate spring projecting into the moving field of a shutter operation is provided with the motion of the shutter operation member being braked at its end phase by the plate spring and being anchored by the plate spring in order to prevent spring-back, while at the same time, a switch of an electrical circuit of the camera is operated by means of a second plate spring.
REFERENCES:
patent: 3974511 (1976-08-01), Matsumoto
patent: 4023192 (1977-05-01), Simon et al.
patent: 4024550 (1977-05-01), Yazaki et al.
patent: 4201459 (1980-05-01), Nakano
Hashimoto Teiji
Shimada Fumio
Canon Denshi Kabushiki Kaisha
Canon Kabushiki Kaisha
Griffin Donald A.
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