Medium-applying device in a printing machine

Details Medium-applying device in a printing machine Medium-applying device in a printing machine

1984-08-02

1986-10-07

Lawrence, Evan K.

Coating apparatus

With printing

118212, 118221, 118249, 118255, 118262, B05C 102, B05C 1110

Patent

active

046152938

ABSTRACT:
In a printing machine, a medium applicator disposed downstream of printing units of the machine, in travel direction through the machine of a sheet being printed, the medium applicator having an assembly formed of a first roller for taking up medium from a supply container, a second roller for metering a quantity of the medium to be applied, and a third roller for transferring the medium, the third roller having a continuous cylindrical surface with a rubber lining disposed thereon for directly applying the medium onto the sheet, the three rollers being in constant meshing engagement with a sheet-transfer cylinder during application of the medium, the medium applicator further comprising a plate cylinder having a cylindrical surface interrupted by a transverse channel and carrying a flexible relief plate having raised surfaces thereon, and another assembly of rollers for supplying medium from another supply container to the raised surfaces of the flexible relief plate, the plate cylinder being in operative engagement with the third roller.

REFERENCES:
patent: 3931791 (1976-01-01), Preuss et al.
patent: 4399767 (1983-08-01), Simeth
patent: 4446814 (1984-05-01), Abendroth et al.

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