Guiding spirally wound zippered film to a constant infeed point

Details Guiding spirally wound zippered film to a constant infeed point Guiding spirally wound zippered film to a constant infeed point

1990-01-22

1991-07-16

Jillions, John M.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 76, 226196, B65H 1600

Patent

active

050318489

ABSTRACT:
Zippered film which is spirally wound on a non-oscillating rotary spool is guided to a constant point of infeed by running the zippered film from the spool to such infeed point through an oscillating guide device.

REFERENCES:
patent: 2325738 (1943-08-01), Brangle et al.
patent: 2989265 (1961-06-01), Selsted
patent: 2996951 (1961-08-01), Debrie
patent: 3131843 (1964-05-01), Bentley
patent: 3135198 (1964-06-01), Kingsley
patent: 3253798 (1966-05-01), Wangerin et al.
patent: 3934775 (1976-01-01), Keller
patent: 4212422 (1980-07-01), Rauchfuss et al.
patent: 4324488 (1982-04-01), Anderson et al.
patent: 4586670 (1986-05-01), Vancelette et al.
patent: 4600161 (1986-07-01), Barboza

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