Method and apparatus for making bags from tubular or semi-tubula

Details Method and apparatus for making bags from tubular or semi-tubula Method and apparatus for making bags from tubular or semi-tubula

1979-03-13

1981-02-17

Coan, James F.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

1565835, B31B 164, B31B 2314

Patent

active

042507960

ABSTRACT:
In a method of making bags from a travelling web of superimposed plastics film, the web is cut transversely, the edges of the ends so formed are moved apart and the ends are then transversely welded.

REFERENCES:
patent: 3553059 (1971-01-01), Stohlquist
patent: 4019947 (1977-04-01), Stock et al.
patent: 4094729 (1978-06-01), Boccia
patent: 4176000 (1979-11-01), Achelpohl et al.

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