Chain conveyor of a sheet-fed printing machine

Details Chain conveyor of a sheet-fed printing machine Chain conveyor of a sheet-fed printing machine

1995-07-26

1997-01-14

Burr, Edgar S.

Printing

Rolling contact machines

Rotary

101229, B41F 502

Patent

active

055928781

ABSTRACT:
Chain conveyor of a sheet-fed printing machine for first-form and perfector printing includes guided revolving gripper chains, having a respective lower strand and a respective upper strand, at least a part of the lower strand being disposed in a sheet-conveying region, a sheet-guiding device disposed in the sheet-conveying region below the lower strand for guiding in a sheet-conveying direction a sheet having a downwardly directed printed side, the sheet-guiding device being formed with a guide surface continuously movable in the sheet-conveying direction at a sheet-conveying velocity parallel to the lower strand of the gripper chains, and a device for continuously driving the guide surface.

REFERENCES:
patent: 4083556 (1978-04-01), Schilling et al.
patent: 4409741 (1983-10-01), Bonomi
patent: 4479645 (1984-10-01), Pollich
patent: 4572071 (1986-02-01), Cappel et al.
patent: 5205212 (1993-04-01), Demoore et al.
patent: 5263415 (1993-11-01), Pollich
Bains, "Low force Sheet Feeder", Xerox Disclosure Journal vol. 4 No. 5 (Sep./Oct.)/1979, p. 631, 101/232.

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