Folder having a cylinder with retractable grippers and a coopera

Details Folder having a cylinder with retractable grippers and a coopera Folder having a cylinder with retractable grippers and a coopera

1999-01-27

2000-12-12

Gerrity, Stephen F.

Manufacturing container or tube from paper; or other manufacturi

With cutting, breaking, tearing, or abrading

And with bending

493360, 493361, 493424, B31F 700

Patent

active

061591386

ABSTRACT:
A folder for a rotary printing press, having at least one copy-guiding cylinder and, on the one copy-guiding cylinder, gripping devices for gripping one end of a copy, includes a cutting cylinder cooperating with the one copy-guiding cylinder, and copy-guiding devices provided on the cutting cylinder, the gripping devices of the one copy-guiding cylinder and the copy-guiding devices of the cutting cylinder being retractably and extensibly movable substantially parallel to normals to axes of rotation of the one copy-guiding cylinder and the cutting cylinder; and a method of operating the folder.

REFERENCES:
patent: 3784187 (1974-01-01), Takayanagi et al.
patent: 4218053 (1980-08-01), Heimlicher
patent: 4559032 (1985-12-01), Fischer
patent: 5004451 (1991-04-01), Prum
patent: 5443437 (1995-08-01), Mack
patent: 5484379 (1996-01-01), Stab
patent: 5676056 (1997-10-01), Stein et al.

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