Patent ID: 6223903
Filing Date: 2001-05-01
Classification: B65D

Abstract:
A collapsible bulk shipping container suitable for shipping fluent material with a standard size pallet, comprising:a) a foldable wall structure comprising four vertical wall members each with side edges, a top edge, a bottom edge and an exterior surface, the vertical wall members interconnected along each side edge and constructed of continuous material forming the foldable wall structure, a means for folding the vertical wall members along each side edge and wherein two opposing vertical wall members include a vertical midway fold line and which includes a means for folding along a vertical line parallel and about midway between each side edge so that the wall structure folds similar to an accordion forming a flat folded wall structure, an outlet opening positioned near a bottom edge of one wall member without a vertical midway fold line, a diagonal support strap positioned near each top corner of each wall structure and each support strap adhesively secured to an exterior top edge of a wall member and extending to and adhesively secured to an adjacent wall member exterior top edge and wherein each diagonal support strap has a length dimensioned to allow adjacent wall members to unfold to a 90.degree. orientation, an inlet port retention flap attached to an exterior surface near the top edge of a wall member without a vertical midway fold line,b) a base panel securely attached to a top surface of the pallet with one edge of the base panel remaining unsecured to the pallet top surface forming a hinge flap and wherein the foldable wall structure is hingedly secured to the hinge flap along a bottom edge exterior surface of one wall member without a vertical midway fold line and which wall member is orientated on top of a horizontally positioned folded wall structure,c) a perimeter retainer lip extending vertically from a top surface near an outside perimeter edge of a pallet forming an exterior perimeter of the wall structure,d) an inner liner with a outlet port extending through an outlet opening, and an inlet port extending through and captured by the inlet port retention flap, ande) a skirted top cap dimensioned to fit around and on top of the assembled wall structure which is secured in place utilizing shipping securing straps which are wrapped around the container top and through the pallet thereby securing the container top and securing the container on the pallet.