Method of washing a printing press with a washing apparatus

Details Method of washing a printing press with a washing apparatus Method of washing a printing press with a washing apparatus

1991-04-26

1992-12-29

Burr, Edgar S.

Printing

Antismut device

Anti-offset material application

101425, B41F 3500

Patent

active

051742098

ABSTRACT:
A method of washing an offset printing press having a plate cylinder, a rubber blanket cylinder, an impression cylinder, an inking unit a paper thickness compensator and a damping unit. The inking unit and the damping unit include, respectively, inking rollers and damping solution applicator rollers. The offset printing press also includes a washing apparatus. The washing apparatus, when in the wash mode, is placed in engagement with the rubber blanket cylinder of the printing press by control apparatus. Also, in the wash mode, the impression cylinder is engaged with or disengaged from the rubber blanket cylinder by a paper thickness compensator. The usual purpose of the paper thickness compensator is to compensate for the thickness of the stock in running-on mode but is employed herein also to effectuate washing of various rollers and/or cylinders of the printing press.

REFERENCES:
patent: 3766853 (1973-10-01), Gallagher et al.
patent: 4311095 (1982-01-01), Jeschke
patent: 4967664 (1990-11-01), Iijima
patent: 4986176 (1991-01-01), Ishii et al.
patent: 5046416 (1991-09-01), Freyer et al.

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