Apparatus for winding up flat material webs

Details Apparatus for winding up flat material webs Apparatus for winding up flat material webs

1984-09-21

1986-08-12

Levy, Stuart S.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 74, 242 742, B65H 7524, B65H 7528

Patent

active

046051791

ABSTRACT:
In an apparatus for winding up flat material webs or foils, by means of a rotary winding cylinder, the cylinder is provided with a longitudinal slot and which accommodates a clamping device and by which a portion of the web to be wound up and introduced through the slot by means of a vertically movable blade which causes the web to be seized and firmly held. Upon finishing a roll, the seized portion of the web is disengaged and the roll can be withdrawn by means of a take-off device. This makes it possible to wind up the web at a high speed without forming folds. Also, the laps of the formed roll are very firmly wound and their edges are throughout in a definite position so that they may be heated in a working station.

REFERENCES:
patent: 2204928 (1940-06-01), Culver
patent: 2849192 (1958-08-01), Fairchild
patent: 3053467 (1962-09-01), Gidge
patent: 3863857 (1975-02-01), Smith
patent: 3945583 (1976-03-01), Ochs et al.
patent: 3972488 (1976-08-01), Lee et al.
patent: 3973740 (1976-08-01), Schankler
patent: 4120464 (1978-10-01), Uritis
patent: 4516735 (1985-05-01), Snygg

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