Extruded print cylinder

Details Extruded print cylinder Extruded print cylinder

1986-11-07

1989-08-15

Burr, Edgar S.

Printing

Work supporting members

Work in rolling contact with printing plate

291213, 29124, 101116, 1013891, B41F 128

Patent

active

048564281

ABSTRACT:
A printing cylinder composed of extruded equally curved cylindric sections joined at the axial edges thereof, one of said sections having a channel recess to provide for a stock gripper assembly, the other sections having axial channels in the outer periphery closed at both ends by end members, with one end member providing a means of communication between groups of these axial channels for evacuation air flow, these sections and end members being surrounded by a perforate cylindrical jacket covering said channels, and journal support shafts on the ends.

REFERENCES:
patent: 2606492 (1952-08-01), Black
patent: 3922772 (1975-12-01), Ericsson
patent: 4207998 (1980-06-01), Schmid
patent: 4617709 (1986-10-01), Gundlach

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