Rib and groove closure bag with bead sealed sides

Details Rib and groove closure bag with bead sealed sides Rib and groove closure bag with bead sealed sides

1985-09-11

1987-04-14

Price, William

Flexible bags

With closure

Rib and groove

383107, 383114, B65D 3324

Patent

active

046584331

ABSTRACT:
A side-sealed bag with a closure device. The bag has a peripheral bead seal and an upper flat seal extending inwardly from the bead seal between the top and the closure elements and a lower flat seal extending inwardly from the bead seal between the bottom and the closure elements.

REFERENCES:
patent: 2735797 (1956-02-01), Schjeldahl
patent: 2749020 (1956-06-01), Baxter
patent: 3407077 (1968-10-01), Helin
patent: 3416199 (1968-12-01), Imamura
patent: 3454211 (1969-07-01), Hoffman
patent: 3513052 (1970-05-01), Ariyasu et al.
patent: 3574039 (1971-04-01), Fehr et al.
patent: 3684720 (1972-08-01), Richardson
patent: 3847711 (1974-11-01), Howard
patent: 4186786 (1980-02-01), Kirkpatrick
patent: 4285105 (1981-08-01), Kirkpatrick
patent: 4396449 (1983-08-01), Tumminig
patent: 4479244 (1984-10-01), Ausnit

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