Envelopes – wrappers – and paperboard boxes – Paperboard box – Including a polygonal – nonrectangular wall
Patent
1995-10-13
1997-05-20
Elkins, Gary E.
Envelopes, wrappers, and paperboard boxes
Paperboard box
Including a polygonal, nonrectangular wall
229117, B65D 536
Patent
active
056305435
ABSTRACT:
The invention relates to a bulk bin box constructed from a unitary piece of cardboard folded into a substantial box shape having a top portion and bottom portion. The unitary piece of cardboard has adjacent the bottom portion at least two tabs on opposite sides of the box shape with each tab having a slot simultaneously intermeshing with the other tab. Automatic snap locking of the bottom of the box occurs on opening of the box from a folded or closed condition.
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Covington Box & Packaging, Inc.
Elkins Gary E.
Knuth Randall J.
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