Gripper device on sheet-fed rotary printing machines

Details Gripper device on sheet-fed rotary printing machines Gripper device on sheet-fed rotary printing machines

1990-05-03

1991-09-17

Olszewski, Robert P.

Sheet feeding or delivering

Delivering

By endless conveyor

271206, 271268, B65H 2904

Patent

active

050488155

ABSTRACT:
A gripper device on a sheet-fed rotary printing machine formed of a sheet gripper seat and a sheet gripper, and having a gripper housing with a gripper arm swivellable about a gripper shaft, comprising an articulation point with an elastic restoring force on the gripper arm, the articulation point being disposed close to the start of a gripper finger having a pressure surface located on one side of a connecting line between a middle point of a gripper shaft and a front edge of the gripper-finger pressure surface, the articulation point being disposed at a location in an area starting from the connecting line and extending over a side of the connecting line located opposite to the side thereof in which the gripper finger is located.

REFERENCES:
patent: 4634107 (1987-01-01), Vandersyde et al.
patent: 4728097 (1988-03-01), Vandersyde et al.
patent: 4781370 (1988-11-01), Weisgerber

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