Moisture control system

Printing – Planographic – Dampeners

Patent

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Details

B41F 726, B41F 736, B41L 2502, B41L 2514

Patent

active

040290085

ABSTRACT:
A moisture system is provided for a lithographic duplicator comprising means for controlling the rate at which moisture is supplied to the master as a function of speed of a hydrophilic roll driven by an ink-receptive roll in contact with the master cylinder. The control means also utilize reference signals, indicative of duplicator speed, to the control moisture supply rate.

REFERENCES:
patent: 3191528 (1965-06-01), Jorgensen
patent: 3412677 (1968-11-01), Kantor
patent: 3499383 (1970-03-01), Southam
patent: 3835774 (1974-09-01), Heidt
patent: 3937141 (1976-02-01), Dahlgren

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