Opening arrangement for packing containers of thin plastic film

Details Opening arrangement for packing containers of thin plastic film Opening arrangement for packing containers of thin plastic film

1979-09-13

1981-05-12

Shoap, Allan N.

Dispensing

Movable material discharge guide

Foldable, bendable, collapsible or flexible

206618, 206633, 220279, 220461, B65D 3336, B65D 7566, B65D 7732

Patent

active

042666988

ABSTRACT:
A packing container having an outer casing and a package body disposed within the outer casing is disclosed. A wall portion of the package body is folded over and affixed to itself in the folded position, and a thin cutting thread is arranged within the folded wall portion so that the cutting thread is accessible from outside the packing container. Upon being pulled away from the wall portion, the cutting thread cuts through the wall portion to provide an opening in the package body.

REFERENCES:
patent: 2364943 (1944-12-01), Brandt
patent: 2593778 (1952-04-01), McGinnis
patent: 2740547 (1956-04-01), Hunttins
patent: 2954901 (1960-10-01), Winstead
patent: 3139231 (1964-06-01), Hueschen
patent: 3265286 (1966-08-01), Inoue
patent: 3481515 (1969-12-01), Booth et al.
patent: 3565329 (1971-02-01), Wagner, Jr.

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