Packaging container including integral corner locks

Details Packaging container including integral corner locks Packaging container including integral corner locks

1979-01-29

1980-03-11

Moorhead, Davis T.

Envelopes, wrappers, and paperboard boxes

Wrapper

Bottle

229 36, B65D 530

Patent

active

041924452

ABSTRACT:
A rectangularly shaped container having opposed end walls, opposed side walls, a bottom wall and spaced apart top wall sections forming a display opening therein is maintained in a rigid erected state by lock forming structure interconnecting various walls of the container at the corners of the latter. Each end of the top walls is provided with an integrally formed foldable flap that includes a tab which is inserted into a corresponding diagonal slot in the side walls as the container is folded during set-up thereof to securely hold the several walls in fixed relationship to each other without the need of gluing, taping or stapling. The container is formed from a blank comprising a single sheet of cardboard or the like and is suitable for shipping and displaying articles contained therein.

REFERENCES:
patent: 1150491 (1915-08-01), Bingaman
patent: 2065150 (1936-12-01), O'Brien
patent: 2193925 (1940-03-01), Huye
patent: 2553870 (1951-05-01), Samsing
patent: 3067924 (1962-12-01), Baker et al.
patent: 3069061 (1962-12-01), Dion
patent: 4082215 (1978-04-01), Eichenauer

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