Printing – Work supporting members – Grippers
Patent
1991-02-13
1992-08-11
Burr, Edgar S.
Printing
Work supporting members
Grippers
101247, 101230, 74156, 74519, 271902, 271225, B41F 2110
Patent
active
051369460
ABSTRACT:
In a sheet-fed rotary printing machine having a sheet-turning device including a gripper cylinder and an adjusting member extending in axial direction of and axially displaceable on the gripper cylinder for changing-over a gripper on the gripping cylinder, a clamping device for the adjusting member, includes a preloaded spring, clamping members disposed on both sides of and in vicinity of axial ends of the adjusting member and being displaceable radially to the gripper cylinder, and a pressure bar axially movably guided in the gripper cylinder and biased by a reaction force of the spring in a clamping direction for firmly clamping the clamping members via respective intermediate elements radially towards the gripper cylinder.
REFERENCES:
patent: 883769 (1908-04-01), Wise
patent: 4147105 (1979-04-01), Becker
patent: 4457231 (1984-07-01), Kawaguchi
patent: 4664032 (1987-05-01), Abendroth
patent: 4716828 (1988-01-01), Hartung
patent: 4787261 (1988-11-01), Becker
patent: 4833989 (1989-05-01), Wieland
patent: 5031531 (1991-07-01), Becker
Burr Edgar S.
Greenberg Laurence A.
Heidelberger Druckmaschinen AG
Lerner Herbert L.
Raciti Eric P.
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