Suction system for sheet guiding cylinders in printing machines

Printing – Rolling contact machines – Rotary

Patent

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Details

101232, 101410, 271276, 271196, 271277, B41F 2106

Patent

active

047902442

ABSTRACT:
A suction system is arranged in a sheet guiding cylinder of a printing machine which is switchable from the first form mode to the printing on both sides of the sheet which is turned over by the suction system around its rear edge. The suction system includes an arrangement for automatically controlling suction air for operating a suction head which is movable in a sucker body of the suction system.

REFERENCES:
patent: 2726865 (1955-12-01), Backhouse
patent: 3916790 (1975-11-01), Alix
patent: 3992993 (1976-11-01), Kuhn et al.
patent: 4018161 (1977-04-01), Johne et al.
patent: 4024814 (1977-05-01), Becker
patent: 4029009 (1977-06-01), Kuhn et al.
patent: 4127265 (1978-11-01), Wirz et al.
patent: 4241659 (1980-12-01), Fischer
patent: 4343241 (1982-08-01), Rudolph et al.
patent: 4378734 (1983-04-01), Wirz

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