Patent ID: 6547127
Filing Date: 2003-04-15
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, 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 a 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 the 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 comprising two side pieces, two end pieces and four corner pieces, each of said side pieces and each of said end pieces of said top rail having a downwardly open channel defined by a top and a pair of channel side walls extending downwardly from said top, said downwardly open channel having holes formed therein, each of said corner pieces of said top rail having projections for engaging said holes of said side pieces and said end pieces of said top rail and locking said pieces of said top rail together.