Line for feeding strip material to a user unit, particularly a w

Details Line for feeding strip material to a user unit, particularly a w Line for feeding strip material to a user unit, particularly a w

1996-03-06

1999-02-23

Sipos, John

Package making

Means to feed cover material

Continuous web cover material

226 97, 226118, 2424171, 53551, B65B 4100

Patent

active

058732136

ABSTRACT:
A line for feeding a strip of wrapping material, whereby the strip is wound off an input reel and fed along a substantially U-shaped path to a traction unit via an adjusting unit for adjusting the tension of the strip; the adjusting unit is provided with a chamber in turn having a window located along the path of the strip. The chamber is tapered away from the window and the strip is subjected to a tension varying according to the length of strip drawn into the chamber.

REFERENCES:
patent: 2796223 (1957-06-01), Detweiler
patent: 3898693 (1975-08-01), Chang
patent: 3967319 (1976-06-01), McCollum
patent: 4093148 (1978-06-01), Urynowicz
patent: 4210682 (1980-07-01), Davis et al.
patent: 4316568 (1982-02-01), Grant
patent: 4377251 (1983-03-01), Kincheloe
patent: 4442963 (1984-04-01), Grant
patent: 4714212 (1987-12-01), Bosco et al.
patent: 4747715 (1988-05-01), Lahr
patent: 5031847 (1991-07-01), Tanaka
patent: 5501412 (1996-03-01), McAleavey

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