Patent ID: 6385948
Filing Date: 2002-05-14
Classification: B31B,B65D

Abstract:
A method of packaging and unpackaging plastic bags comprising the steps of:(a) stacking a plurality of plastic bags to form a stack with legs of a wire bracket passing through holes in said bags; (b) placing a plurality of said stacks automatically in a transport container in a form of a cardboard box open at a top and having side walls with said legs of the brackets of said stacks pointing outwardly toward at least one of said side walls; (c) for use of said bags, automatically removing said stacks from said container while maintaining an orientation of said legs in step (b); and (d) automatically introducing said stacks into a bag-filling machine, positions of legs of said wire brackets in said box being detected at least in part optically and a robot hand for transferring the stacks being controlled by the detection.