Printing – Processes – Condition responsive
Patent
1992-10-19
1996-05-28
Fisher, J. Reed
Printing
Processes
Condition responsive
101148, B41F 724
Patent
active
055201130
ABSTRACT:
Method of regulating an amount of dampening medium on a printing plate of an offset printing machine, includes determining the amount of dampening medium on the printing plate, adjusting the rotational speed of a dampening ductor and/or the like to a given set value so as to regulate the amount of dampening medium on the printing plate and, for regulation deviations wherein the set value is greater than an actual value, driving a controller with a greater amplification factor than for regulation deviations wherein the set value is smaller than the actual value.
REFERENCES:
patent: 3536006 (1970-10-01), Roozee
patent: 3700984 (1972-10-01), Rouse
patent: 3946297 (1976-03-01), Bechtel
patent: 4140056 (1979-02-01), Mabrouk
Publication Proceedings of the 17th International Conference of Printing Research Institutes, Saltsjobaden, Sweden, Jun. 1983 "Advances in Printing Science, etc." pp. 206-227.
Haase Josef
Joss Werner
Kipphan Helmut
Fisher J. Reed
Greenberg Laurence A.
Heidelberger Druckmaschinen AG
Lerner Herbert L.
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