Photocopying – Contact printing – Exposing on sensitized printing press plate or cylinder
Patent
1993-04-06
1995-07-11
Gellner, Michael L.
Photocopying
Contact printing
Exposing on sensitized printing press plate or cylinder
355 89, 355 97, G03B 2704
Patent
active
054325897
ABSTRACT:
An original film holder includes an elongated main body having a plurality of pins for engaging a plurality of punch holes formed in a side portion of an original film; a push-up plate for pushing up the side portion of the original film from the main body to disengage the original film from the pins, the push-up plate being located on the main body and having holes through which the pins are inserted; a pressing member located above the main body and the push-up plate to clamp the original film in cooperation with the push-up plate; a push-up plate moving unit for moving the push-up plate upwardly from the main body to disengage the original film from the pins; a pressing member moving unit for moving the pressing member downwardly to press the original film on the push-up plate; and a retreating unit for retreating the pressing member from a position above the main body.
REFERENCES:
patent: 4353647 (1982-10-01), Harrell et al.
patent: 4423955 (1984-01-01), Powers
patent: 4575233 (1986-03-01), Copeland et al.
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patent: 4614425 (1986-09-01), Copeland et al.
patent: 4951089 (1990-08-01), Powers
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patent: 5165062 (1992-09-01), Ogura et al.
patent: 5255607 (1993-10-01), Nishiyama et al.
Kawaguchi Hiroshi
Osada Keiji
Sutoh Hiroki
Yabe Shin-ichi
Fuji Photo Film Co. , Ltd.
Gellner Michael L.
Malley Daniel P.
Turner Richard C.
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