Photocopying – Projection printing and copying cameras – Producing plural rows of pictures on photosensitive paper
Patent
1974-12-26
1977-07-26
Hix, L. T.
Photocopying
Projection printing and copying cameras
Producing plural rows of pictures on photosensitive paper
354203, 354210, 352 79, G03B 2732
Patent
active
040379558
ABSTRACT:
Apparatus for handling photographic film having a first format and alternatively photographic film having a second format different from the first format comprises photographic imaging equipment has a first unit including a first photographic lens system and an integral first extension for defining a first image aperture, and a second unit including a second photographic lens system and an integral second extension for defining a second image aperture. A film pressure plate clamps photographic film having the first format and photographic film having the second format alternatively against the mentioned first extension and against the mentioned second extension. A device is coupled to the film pressure plate for actuating said pressure plate relative to the first extension and alternatively relative to the second extension. These actuating means are mounted in a stationary relationship relative to equipment for releasably mounting the first unit and alternatively the second unit. Photographic film having the first format and alternatively photographic film having the second format is guided past the film pressure plate by equipment mounting on a carriage which is movable relative to the film pressure plate. Film guiding means include a film guide base on the carriage in the vicinity of the film pressure plate and two exchangeable film guide units for guiding, respectively, film having the first format and film having the second format.
REFERENCES:
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patent: 2763182 (1956-09-01), Urban et al.
patent: 3601487 (1971-08-01), Burton et al.
patent: 3627413 (1971-12-01), Bushey et al.
patent: 3767295 (1973-10-01), Gerber
patent: 3767302 (1973-10-01), Roberts et al.
patent: 3836932 (1974-09-01), Lohl et al.
Jamieson John
Price Henry F.
Bell & Howell Company
Hix L. T,.
Mathews Alan
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