Lithographic printing plate printer

Details Lithographic printing plate printer Lithographic printing plate printer

1993-04-01

1994-07-05

Wintercorn, Richard A.

Photocopying

Contact printing

Exposing on sensitized printing press plate or cylinder

355 99, 355132, G03B 2704, G03B 2702

Patent

active

053271947

ABSTRACT:
A lithographic printing plate printer includes: an original-film loading section; a lithographic printing plate loading section; a printing surface plate on which an original film is brought into close contact with a lithographic printing plate; a light source for printing an image on the original film onto the lithographic printing plate on the printing surface plate; a punch-hole punching unit for punching a punch hole in the original film; an original film transporting unit for taking out the original film in the original-film loading section and transporting it onto the printing surface plate via the punch-hole punching means; and a lithographic printing plate transporting unit for taking out the lithographic printing plate in the lithographic printing plate loading section and transporting it onto the printing surface plate.

REFERENCES:
patent: 3810694 (1974-05-01), Harrell et al.
patent: 4353647 (1982-10-01), Harrell et al.
patent: 4423955 (1984-01-01), Powers
patent: 4571073 (1986-02-01), Diedrich et al.
patent: 4575233 (1986-03-01), Copeland et al.
patent: 4614425 (1986-09-01), Copeland et al.
patent: 4664510 (1987-05-01), Weag
patent: 4931833 (1990-06-01), Elwing
patent: 5089845 (1992-02-01), Nishida et al.
patent: 5165062 (1992-11-01), Ogura et al.
patent: 5255607 (1993-10-01), Nishiyama et al.

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