Method and device for regulating a supply of dampening solution

Details Method and device for regulating a supply of dampening solution Method and device for regulating a supply of dampening solution

1993-04-29

1994-08-30

Fisher, J. Reed

Printing

Planographic

Dampeners

1014501, B41F 724, B41F 2500

Patent

active

053417348

ABSTRACT:
Method for regulating a supply of dampening solution in an offset printing press having a printing plate includes supplying at least one selected region of the printing plate with a well-defined amount of energy; determining and measuring scumming occurring in the selected region; comparing the measured scumming in the selected region with a prescribed scumming matched to the respective supplied amount of energy; and adjusting the supply of dampening solution, if the measured scumming and the prescribed scumming deviate from one another; and a device for performing the method.

REFERENCES:
patent: 3916789 (1975-11-01), Watts
patent: 4480542 (1984-11-01), Jeschke
patent: 4485737 (1984-12-01), Jeschke
patent: 5050994 (1991-09-01), Kipphan et al.

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