Mechanism for continuously supplying dampening medium in offset

Details Mechanism for continuously supplying dampening medium in offset Mechanism for continuously supplying dampening medium in offset

1989-05-15

1990-07-31

Burr, Edgar S.

Printing

Planographic

Dampeners

B41L 2300

Patent

active

049442236

ABSTRACT:
A mechanism for continuously supplying a dampening medium in an offset printing machine is disclosed. The mechanism includes a dampening medium applicator roller in rotational contact with a master plate on a master cylinder, a dampening medium transfer roller in rotational contact with the applicator roller, a dampening medium distributor roller in rotational contact with the transfer roller, a dipping roller in rotational contact with the distributor roller, and a metering roller in contact with the dipping roller. The applicator roller and the transfer roller have their outer peripheral surfaces provided with elastic material layers.

REFERENCES:
patent: 3688694 (1972-09-01), Preuss et al.
patent: 3911815 (1975-10-01), Banfer
patent: 4351236 (1982-09-01), Beisel et al.

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