Plate scanner for printing plates

Details Plate scanner for printing plates Plate scanner for printing plates

1981-07-06

1985-04-23

Rosenberger, R. A.

Optics: measuring and testing

By configuration comparison

With photosensitive film or plate

356429, G01B 1128

Patent

active

045126623

ABSTRACT:
The present invention is an arrangement and a method to scan a printing plate and determine the ratio of areas which will carry ink, during a printing process, to areas which will not carry ink, during a printing process, so that adjusting means, at the various stations along an ink reservoir, can be properly set to effect correct ink flows at those various stations.

REFERENCES:
patent: 2346031 (1944-04-01), Jones et al.
patent: 2892951 (1959-06-01), Linderman
patent: 3853409 (1974-12-01), Gaillochet
patent: 3995958 (1976-12-01), Pfahl et al.
patent: 4180741 (1979-12-01), Palmatier et al.
patent: 4289405 (1981-09-01), Tobias

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