Camera attached with device for preventing erroneous actions whe

Details Camera attached with device for preventing erroneous actions whe Camera attached with device for preventing erroneous actions whe

1977-03-14

1978-11-14

Wintercorn, Richard A.

354207, 354268, G03B 1742

Patent

active

041258509

ABSTRACT:
The present invention relates to the improvement of a camera which comprises effecting the winding of film and the charging of a shutter with a winding lever which oscillates and having an electric device actuated by shutter release operation, and provides a camera equipped with a safety device in which when the winding lever is retracted and not in use, a release locking device for preventing re-release, after the shutter is released, operates and thereby shutter release under the retracted state is prevented. The camera is also equipped with a safety device in which a circuit to an electric source is opened with the above retraction so as not to actuate the electric device when the camera is not in use.

REFERENCES:
patent: 3611900 (1971-10-01), Kitai
patent: 3693524 (1972-09-01), Furuta
patent: 3914778 (1975-10-01), Sugiura
patent: 4038672 (1977-07-01), Kondo et al.

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