PLASTIC BOX Russian patent published in 1997 - IPC

FIELD: packing of different loads. SUBSTANCE: box has bottom and folding walls made of moulded plastic sheet. Walls are coupled at corners by means of uprights with chutes for fitting the edges of two adjacent walls. Walls of each chute are formed by support surfaces of two rows of segments made in uprights integral with upright central rib. Spaces are formed between segments in each row whose height is either equal to or greater than height of segments of opposite row. EFFECT: facilitated manufacture of box uprights. 7 cl, 5 dwg