Patent ID: 6592025
Filing Date: 2003-07-15
Classification: B65D,Y10S

Abstract:
A tote box with a self-locking top rail comprising:a box formed from a foldable box blank of a uniform thickness, said box having a bottom, two opposed side walls and two opposed end walls, said side walls and end walls having upper edges defining a top edge of the box, at least two of said walls having at least one opening therethrough, clips engaging said openings, a plurality of corner enhancers, each of said corner enhancers having first and second open leg channels, each open leg channel being formed between a pair of leg channel walls, each of said open leg channels having an uninterrupted width defined between planar inside surfaces of said leg channel walls, said width of said open leg channels being substantially the same as the thickness of said box blank, one of said end walls being located inside one of said first and second open leg channels and one of said side walls being located inside the other of said first and second open leg channels, and a top rail extending around the top edge of said box, said top rail having a downwardly open channel formed between a pair of channel side walls, said downwardly open channel being fitted over said upper edges of said side walls and said end walls, said downwardly open channel having a width of approximately twice the thickness of said box blank so as to fit over said clips engaged with said walls, at least one of said channel side walls having an inwardly extending hook for engaging said clips and locking said top rail over said upper edges of said end and side walls, said side and end walls of said box being prevented from separating from said open leg channels of said corner enhancers solely by interengagement of said top rail with said clips.