Moistening water supply apparatus for printing press

Details Moistening water supply apparatus for printing press Moistening water supply apparatus for printing press

1989-11-08

1991-11-26

Fisher, J. Reed

Printing

Planographic

Dampeners

101350, B41F 726, B41F 732

Patent

active

050674013

ABSTRACT:
Disclosed is a moistening water supply apparatus for a printing press. The apparatus includes, between a moistening water tank and the printing cylinder of the press, a rubber roller and a moistening roller. Each of the rubber roller and the moistening roller is formed of a certain rubber material whereby the angle .alpha. at which the rubber roller contacts water is made smaller than the angle .beta. at which the moistening roller contacts water. The rubber material contains a prescribed surface active agent added thereto in accordance with necessity.

REFERENCES:
patent: 3146706 (1964-09-01), Tonkin et al.
patent: 4944223 (1990-07-01), Ikeda
McGraw Hill, Dictionary of Scientific and Technical Terms, 1974, p. 1609.

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