Drive with resister device for a printing unit of a rotary print

Details Drive with resister device for a printing unit of a rotary print Drive with resister device for a printing unit of a rotary print

1997-04-03

1998-06-30

Bennett, Christopher A.

Printing

Multicolor

Rotary machines

101181, 101216, 101248, B41F 500

Patent

active

057718040

ABSTRACT:
In a printing unit with two printing groups working together using the blanket-to-blanket method, in order to rotate the form cylinder and the transfer cylinder equally during circumferential register adjustment, the transfer cylinders are drive connected via helical gears and the transfer cylinders and the form cylinders of each printing group are drive connected via straight spur gears. The drive of the printing unit is carried out on one of the helical gears. Circumferential register adjustment of a printing group is carried out by movement of its helical gear.

REFERENCES:
patent: 2260402 (1941-10-01), Potdevin
patent: 3496865 (1970-02-01), Fischer
patent: 3791294 (1974-02-01), Skelding et al.

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