Envelopes – wrappers – and paperboard boxes – Paperboard box – A sidewall includes a horizontally or downwardly extending...
Patent
1990-05-11
1991-03-26
Elkins, Gary E.
Envelopes, wrappers, and paperboard boxes
Paperboard box
A sidewall includes a horizontally or downwardly extending...
229160, 229918, 229DIG11, B65D 520
Patent
active
050022245
ABSTRACT:
A corrugated produce container is formed from a single piece of suitably cut and scored corrugated packaging material. The container has a bottom, two side walls and multi-ply end panels. Suitable stacking tabs may be provided and the top closure panels can be folded over the stacking tabs. Hinged to each wide end panel is a multi-part reinforcing end panel having a first portion extending in the vertical direction and having a top member hinged thereto which is folded over and has one edge thereof sized to overlie the top edge of the end panel. Hinged to this portion is another vertically extending reinforcement member and hinged on the opposite side of it is the major reinforcement end panel. Suitable hand holds and ventilation apertures can also be provided.
REFERENCES:
patent: 3534900 (1970-10-01), Hutchins
patent: 4058249 (1977-11-01), Buck
patent: 4266714 (1981-05-01), Crane
patent: 4770339 (1988-09-01), Weimer
patent: 4826074 (1989-05-01), De Paul
patent: 4860948 (1989-08-01), Hofstede
Elkins Gary E.
Weyerhaeuser Company
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