Self-sealing bag sleeve

Details Self-sealing bag sleeve Self-sealing bag sleeve

1981-10-29

1983-11-01

Lowrance, George E.

Flexible bags

With closure

Self-closing type

383 56, B65D 3024

Patent

active

044126450

ABSTRACT:
In a bag adapted to contain a flowable product therein, the bag having first and second opposed closed ends, one of said ends having a self-sealing sleeve formed therein through which flowable product may be delivered into the bag, an improved self-sealing sleeve comprising a first generally tubular sleeve extending into said bag at one side of said one end, a second generally tubular sleeve located inside of and being attached to first sleeve and extending beyond the first sleeve into the bag and a third generally tubular sleeve located inside of and being attached to the second sleeve and extending beyond the second sleeve into said bag.

REFERENCES:
patent: 2359033 (1944-09-01), Gottwald
patent: 2517068 (1950-08-01), Weeks
patent: 3894682 (1975-07-01), Harmsen
patent: 4091986 (1978-05-01), Eberle
patent: 4344558 (1982-08-01), Newton et al.
patent: 4364510 (1982-12-01), Buchanan

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