Offset printer having a press drum larger than its rubber drum

Details Offset printer having a press drum larger than its rubber drum Offset printer having a press drum larger than its rubber drum

1988-10-14

1990-04-24

Crowder, Clifford D.

Printing

Planographic

Rotary machines

101467, B41F 706, B41C 110

Patent

active

049190458

ABSTRACT:
An offset printer having a printing section and a plate making section in a unitary assembly. The plate making section is located above the printing section. The printing section includes a plate drum, a rubber drum, and a press drum. The press drum is disposed above and at a predetermined angle relative to the rubber drum. The diameter of the press drum is at least two times as great as the diameter of the rubber drum.

REFERENCES:
patent: 1085224 (1914-01-01), Roesen
patent: 1635299 (1927-07-01), Wohlrabe
patent: 2593180 (1952-04-01), Pritchard
patent: 3698312 (1972-10-01), Muller
patent: 3745235 (1973-07-01), Bestenreiner et al.
patent: 3750573 (1973-08-01), Haeusler et al.
patent: 4134341 (1979-01-01), Weigele et al.
patent: 4208233 (1980-06-01), Iwanaga
patent: 4628813 (1986-12-01), Hasegawa et al.

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