Collapsible container having congruent door retaining means

Details Collapsible container having congruent door retaining means Collapsible container having congruent door retaining means

1989-09-20

1990-08-07

Elkins, Gary E.

Envelopes, wrappers, and paperboard boxes

Paperboard box

Including an access opening in a sidewall intended to permit...

220441, 229 23R, 229125, 22912537, B65D 8854

Patent

active

049460919

ABSTRACT:
An improved collapsible container for shipping and dispensing particulate and similar material in industrial locations. The container includes a liner member in juxtaposed relation to the inner surfaces of the container, the container and liner member each including a front wall having a lined rectangular opening, each opening forming a full fold line at an upper edge thereof, and hook and pile fastening means for retaining first and second flaps formed by said aligned openings in opened condition to permit discharge of contents. When in closed condition, the flaps lie in the planes of the respective walls of the container and liner member. A laterally extending closure member is mounted on the first flap and provides means for maintaining the first flap in closed position by engaging an outer surface of the container.

REFERENCES:
patent: 2799440 (1957-07-01), Frederich et al.
patent: 3193152 (1965-07-01), White, Jr.
patent: 3550837 (1970-12-01), Erb
patent: 3957179 (1976-05-01), Bamburg et al.
patent: 4043502 (1977-08-01), Croley
patent: 4186866 (1980-02-01), Zicko
patent: 4361250 (1982-11-01), Foster
patent: 4548351 (1985-10-01), Gusic

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