Apparatus for registration plate cylinders

Details Apparatus for registration plate cylinders Apparatus for registration plate cylinders

1997-03-10

1998-03-31

Fisher, J. Reed

Printing

Rolling contact machines

Rotary

B41F 1314, B41F 1320

Patent

active

057326266

ABSTRACT:
A registering apparatus for plate cylinders, comprising a helical tooth-carrying driving gear (16) mounted nonrotatably and slidably on an end portion of a cylinder shaft (10) at a driving side of a plate cylinder and meshed with a helical tooth-carrying driving gear (24) on a blanket cylinder, first crank arms (32) engaged with an end portion of the shaft (10) so as to apply a thrust in the axial direction of the shaft (10) and adapted to be pushed by a first thrust means (40), and second crank arms (34) engaged with a side portion of the driving gear (16) so as to apply a thrust to the plate cylinder in the axial direction thereof and adapted to be pushed by a second thrust means (46).

REFERENCES:
patent: 3717092 (1973-02-01), Crum
patent: 3750568 (1973-08-01), Weisgerber
patent: 5083511 (1992-01-01), Hertel et al.

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