Feed shuttle mechanism for motion picture film strips

Details Feed shuttle mechanism for motion picture film strips Feed shuttle mechanism for motion picture film strips

1978-10-12

1980-04-22

Hayes, Monroe H.

Optics: motion pictures

Camera and/or projector drive mechanisms

With film engaging claws reciprocally driven to engage film

226 62, 226 70, G03B 122

Patent

active

041992334

ABSTRACT:
A film strip feed shuttle mechanism in which a film engaging claw is supported laterally of an elongated, transversely arcuate body member adapted to be driven by a single compound cam for both longitudinal reciprocation and oscillatory rotation on an axis established by bearing blocks in radially opposite quadrants at opposite ends of the body. The shuttle is supported by tension springs retaining the body member against the bearing blocks and compound driving cam.

REFERENCES:
patent: 2712771 (1955-07-01), Isom
patent: 2733633 (1956-02-01), Wottring
patent: 3410639 (1968-11-01), Chandler
patent: 3580668 (1971-05-01), Claar

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