Lithographic plate processing apparatus

Details Lithographic plate processing apparatus Lithographic plate processing apparatus

1979-04-13

1980-08-05

Gellner, Michael L.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

With electromagnetic and/or electrostatic removal of...

354325, 15 77, 118109, 118119, 118314, G03D 504

Patent

active

042159270

ABSTRACT:
Disclosed is an improved lithographic plate processing apparatus which comprises means for moving an exposed lithographic plate through the apparatus on an uphill slope, developer means within the apparatus for applying a developer liquid to the plate as it moves through the apparatus, and gumming means within the apparatus for applying gum to the plate after it has been developed, the improvement comprising, as part of the developer means, second spray means for spraying fresh developer liquid on the plate at a position between two rotating scrub brushes, which in combination with the other elements of the developer means simultaneously provides washing of the dirty developer liquid from the plate and fresh developer on the plate as it is scrubbed by the second scrub brush.

REFERENCES:
patent: 3448720 (1969-06-01), Graham
patent: 3682079 (1972-08-01), Casson
patent: 3903541 (1975-09-01), Meister et al.
patent: 3906536 (1975-09-01), Graham
patent: 3916426 (1975-10-01), Bown
patent: 3995343 (1976-12-01), Horner
patent: 4142194 (1979-02-01), Hamlin

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