Method of and apparatus for the automatic winding of a web of sh

Details Method of and apparatus for the automatic winding of a web of sh Method of and apparatus for the automatic winding of a web of sh

1987-04-03

1988-10-04

Levy, Stuart S.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 66, 242 754, B65H 3502

Patent

active

047751100

ABSTRACT:
The apparatus for automatically cutting and rolling up a sheet of material comprises a winder with a least one feed drum. The winder cuts the sheet of material, advantageously first the winder weakens the sheet of material along a cutting line. Then the sheet is cut through or severed by braking. The beginning of a new sheet formed by the cutting is attached to a new roll core by the winder after ejecting the finished rolled up roll and the beginning of the new sheet of material is held fixed during cutting by vacuum on the outer surface of the feed drum.

REFERENCES:
patent: 2006943 (1935-07-01), Coleman
patent: 3823887 (1974-07-01), Gerstein
patent: 3869095 (1975-03-01), Diltz
patent: 3977617 (1976-08-01), Salmon
patent: 4157794 (1979-06-01), Brandauer
patent: 4422588 (1983-12-01), Nowisch
patent: 4485979 (1984-12-01), Dropczynski
patent: 4487377 (1987-12-01), Perini
patent: 4601441 (1986-07-01), Oinonen
patent: 4635867 (1987-01-01), Kytonen

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