Electric wind-up device of a camera

Patent

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Details

354171, G03B 118

Patent

active

043700446

ABSTRACT:
An electric wind-up device of a camera for winding up a film by a motor after exposure has been completed by shutter means closing an aperture comprises switch means responsive to the aperture closing operation of the shutter means to operate before the exposure is completed, and a delay circuit operable by the switch means to put out a film advance signal for driving the motor after the exposure has been completed.

REFERENCES:
patent: 3590710 (1971-07-01), Uno et al.
patent: 3598033 (1981-08-01), Sasaki
patent: 3754455 (1973-08-01), Tsujimoto et al.

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