Film winding and shutter release error prevention apparatus

Details Film winding and shutter release error prevention apparatus Film winding and shutter release error prevention apparatus

1974-06-20

1976-01-13

Wintercorn, Richard A.

354204, 354268, G03B 1912, G03B 1738

Patent

active

039328783

ABSTRACT:
For use in a single lens reflex camera having a swingable mirror, a device for associating the film winding and shutter release in a manner free from error, characterized in that an arresting lever is so arranged that the book portion thereof is in association with the arresting portion of a cam plate associated with the film winding lever and the opposite end of the arresting lever is in opposition to one end of an intermediate art lever as well as to the tapered surface formed on one end of a member associated with the shutter button. The operation of the shutter is automatically prevented by the arresting lever until the film winding operation is completed. Likewise, the film winding operation is automatically prevented by the arresting lever until the shutter button operation is automatically prevented by the arresting lever until the shutter button operation is completed.

REFERENCES:
patent: 3447440 (1969-06-01), Ettischer
patent: 3774514 (1973-11-01), Okamoto et al.

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