Coating apparatus for sheet-fed, offset rotary printing presses

Details Coating apparatus for sheet-fed, offset rotary printing presses Coating apparatus for sheet-fed, offset rotary printing presses

1991-08-30

1993-01-05

Eickholt, Eugene H.

Printing

Planographic

Rotary machines

101147, 101232, 101348, 118 46, B41F 900

Patent

active

051760770

ABSTRACT:
A coating apparatus for use in a sheet-fed, offset rotary printing press to selectively apply a protective and/or decorative coating to the wet ink surface of freshly printed sheets and including a coating unit having a pick-up roller for supplying aqueous coating material from a reservoir to the surface of a delivery cylinder mounted on a press delivery drive shaft, the delivery cylinder performing the dual function of a coating applicator roller and a delivery cylinder during coating operations.

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