Device for driving or synchronizing cylinders in offset printing

Details Device for driving or synchronizing cylinders in offset printing Device for driving or synchronizing cylinders in offset printing

1979-07-02

1982-03-30

Fisher, J. Reed

Printing

Planographic

Multicolor

101142, 101183, 101248, 474900, B41F 1314, B41F 706, B41F 710

Patent

active

043218695

ABSTRACT:
Drive for cylinders of an offset printing machine having a gear train constructed of spur gears disposed as drive gears on respective shafts of the cylinders, and including clamping devices for synchronizing rotation of the cylinders, the clamping devices being rotatable with the spur gears respectively associated therewith and having respective gear rims deformable more or less in accordance with an adjustment thereof, including a clamping plate respectively disposed coaxially to the spur gears, the spur gears being helically toothed, and at least two of the clamping devices mounted on the clamping plates, respectively, and acting in radial direction upon the gear rim of the spur gear respectively associated therewith.

REFERENCES:
patent: 2948216 (1960-08-01), Thompson
patent: 3472092 (1969-10-01), Doolittle et al.

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