Envelopes – wrappers – and paperboard boxes – Paperboard box – Multi-layer side or bottom wall having two or more layers of...
Patent
1999-09-21
2000-10-10
Elkins, Gary E.
Envelopes, wrappers, and paperboard boxes
Paperboard box
Multi-layer side or bottom wall having two or more layers of...
22912232, 229919, B65D 550
Patent
active
061292672
ABSTRACT:
A square or rectangular bulk shipping container made of rigid packaging material having supporting side beams positioned vertically about the side wall panels of the container. The side beams are made of a rigid material and act to distribute lateral bulge forces evenly throughout the container to prevent bulging.
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Apostoluk Peter Roman
Hafer Harold Franklin
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