Reclosable plastic bag with oscillating grip strip

Details Reclosable plastic bag with oscillating grip strip Reclosable plastic bag with oscillating grip strip

1993-08-06

1995-01-17

Garbe, Stephen P.

Flexible bags

With closure

Rib and groove

383 35, B65D 3316

Patent

active

053820940

ABSTRACT:
A plastic bag with a recloseable zipper-type closure is formed with grip strips on its lips to ease the opening of the bags. The grip strips are extruded from a grip strip extruder which is moved relative to a movement of the zipper type profile to produce a regularly repeating pattern. The strips facilitate opening the bag even with wet or oily fingers. A method and apparatus for forming the same is also disclosed.

REFERENCES:
patent: 3283992 (1966-11-01), Hanson et al.
patent: 4363345 (1982-12-01), Scheibner
patent: 5009828 (1991-04-01), McCree
patent: 5209574 (1993-05-01), Tilman

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