Method for making a collapsible bag with spout

Details Method for making a collapsible bag with spout Method for making a collapsible bag with spout

1990-09-11

1992-02-11

Kisliuk, Bruce M.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

413210, 413213, 413929, 383 94, 383 66, B31B 184

Patent

active

050872354

ABSTRACT:
A generally cubical collapsible bag with six generally rectangular walls of a flexible plastic material. A spout with an enclosed end is attached to the bag by a continuous heat seal. The spout communicates with the interior of the bag through an opening encircled by the heat seal. Preferably the spout is attached to the inside of the bag and passes through the opening and extends exteriorly of the bag.

REFERENCES:
patent: 3011293 (1961-12-01), Rado
patent: 3069303 (1962-12-01), Scholle
patent: 3244576 (1966-04-01), Swartz
patent: 3355340 (1967-11-01), Calvert et al.
patent: 3389643 (1968-06-01), Lemcke et al.
patent: 4542530 (1985-09-01), Thomas et al.
patent: 4601410 (1986-07-01), Bond
patent: 4695337 (1987-09-01), Christine
patent: 4731978 (1988-03-01), Martensson
patent: 4872935 (1989-10-01), Newkirk et al.
patent: 4924655 (1990-05-01), Posey

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