Optics: motion pictures – Camera and/or projector drive mechanisms – With film engaging claws reciprocally driven to engage film
Patent
1984-01-31
1985-08-13
Hayes, Monroe H.
Optics: motion pictures
Camera and/or projector drive mechanisms
With film engaging claws reciprocally driven to engage film
226 62, G03B 122
Patent
active
045346305
ABSTRACT:
A transport and register movement for motion picture cameras and projectors and having spaced transport arms with cam operated claw pins and a crank shaft and transmission between the arms to oscillate the same and with a laterally offset drive shaft and cam operated register pins and a crank pin oscillating a counterbalance in opposition to motion of the arms.
REFERENCES:
patent: 2104948 (1938-01-01), Laube et al.
patent: 3587960 (1971-06-01), Gerb
Hayes Monroe H.
Imax Systems Corporation
Maxwell William H.
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