Motion picture camera

Details Motion picture camera Motion picture camera

1980-01-11

1981-12-15

Hayes, Monroe H.

Optics: motion pictures

With sound accompaniment

Common picture and sound record carrier systems

352 29, 352 72, 352177, G03B 3102

Patent

active

043056458

ABSTRACT:
In a motion picture camera capable of using a sound film, a blocking device for selectively stopping operation of a shutter and a shifting device for moving a pinch roller to or out of resilient contact with a capstan are controlled by a common electromagnetic device operating in response to actuation of a trigger device.

REFERENCES:
patent: 3603678 (1971-09-01), Anderl et al.
patent: 3825327 (1974-07-01), Kosarko et al.
patent: 3958868 (1976-05-01), Mizuki
patent: 4000940 (1977-01-01), Komine et al.
patent: 4059349 (1977-11-01), Komine et al.
patent: 4066345 (1978-01-01), Freudenschuss et al.
patent: 4089596 (1978-05-01), Krumbein

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