Printing – Rolling contact machines – Rotary
Patent
1987-01-27
1989-03-28
Crowder, Clifford D.
Printing
Rolling contact machines
Rotary
101420, B41F 2104
Patent
active
048153796
ABSTRACT:
A rotary printing press having an assembly of at least two printing units and a sheet transfer cylinder located between the printing units and having a plurality of gripper rows arranged symmetrically at the circumference of the cylinder, the sheet transfer cylinder includes a device for defining guide surfaces disposed between the gripper rows within the circumference of the cylinder and extending at least approximately as secants to the circumference of the cylinder.
REFERENCES:
patent: 139229 (1873-05-01), Barth
patent: 1306086 (1919-06-01), Turck
patent: 1365933 (1921-01-01), Mills
patent: 2226315 (1940-12-01), Mailander
patent: 2280663 (1942-04-01), Quick
patent: 3096088 (1963-07-01), Young
patent: 3654861 (1972-04-01), Rudolph
patent: 3986455 (1976-10-01), Jeschke
patent: 4667952 (1987-05-01), Jeschke
Becker Willi
Wirz Arno
Crowder Clifford D.
Greenberg Laurence A.
Heidelberger Druckmaschinen AG
Lerner Herbert L.
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