Patent ID: 6349876
Filing Date: 2002-02-26
Classification: B65D,Y02W,Y10S

Abstract:
A collapsible box made of corrugated plastic comprising:two vertical width walls; two vertical length walls; a bottom width flap attached to each of said width walls through a hinge line; a bottom end flap attached to each of said length walls through a hinge line; one of said bottom end flaps hingedly connected to one of said width flaps along a diagonal hinge line and the other said bottom end flap hingedly connected to the other said width flap along a diagonal hinge line to form an automatic lock bottom to said box; and said hinge lines between each of said width walls and their respective width flaps and between each of said end walls and their respective end flaps comprising a crushed score line and a perforated score line which is substantially parallel to said crushed score line.