Flexible container having resealable closure

Details Flexible container having resealable closure Flexible container having resealable closure

1987-01-29

1988-07-19

Little, Willis

Flexible bags

With closure

Self-closing type

383 35, 383 57, B65D 3024

Patent

active

047580992

ABSTRACT:
A resealable container having flexible side walls defining an access opening, and a sealing cuff disposed internally of said access opening. The sealing cuff is formed from a film sheet having a first marginal edge affixed to the container about the periphery of the access opening and having a free second marginal edge extending into the container. The sealing cuff defines mutually oposed surfaces having high cling characteristics so as to form a seal therebetween when brought into surface engagement. An external cuff having high slip properties may be formed peripherally of the access opening to facilitate opening of the internal sealing cuff.

REFERENCES:
patent: 2695646 (1954-11-01), Van Wyk
patent: 2799314 (1957-07-01), Dreyer et al.
patent: 3106159 (1963-10-01), Abramson
patent: 3189252 (1965-06-01), Miller
patent: 3473532 (1969-10-01), Eisenberg
patent: 3746215 (1973-07-01), Ausnit et al.
patent: 4204526 (1980-05-01), Samuels et al.

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