Film unwinding carriage for a packaging machine

Details Film unwinding carriage for a packaging machine Film unwinding carriage for a packaging machine

1990-08-31

1991-05-21

Sipos, John

Package making

Multiple bottle or can carrier type package

Wrap

53399, B65B 4116

Patent

active

050164279

ABSTRACT:
The invention provides for a process for feeding packaging film to a wrapping machine. The film is fed to an upstream and downstream main rollers defining between them a passage. As the film is fed towards the rollers, upstream and downstream guide rollers are located at positions nearest the entry and exit sides of the passage. Once the film is fed through the passage, the guide rollers move in opposite directions away from the passage.

REFERENCES:
patent: 2700544 (1955-01-01), Champon
patent: 3674942 (1972-07-01), Sugaya
patent: 4109445 (1978-08-01), Shulman
patent: 4119445 (1978-10-01), Bosch et al.
patent: 4204377 (1930-05-01), Lancaster et al.
patent: 4235062 (1930-11-01), Lancaster, III et al.
patent: 4255918 (1981-03-01), Lancaster et al.
patent: 4317322 (1982-03-01), Lancaster
patent: 4587796 (1986-05-01), Haloila
patent: 4718219 (1988-01-01), Schmitz
patent: 4790125 (1988-12-01), Merritt

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