Patent ID: 6230441
Filing Date: 2001-05-15
Classification: B31B,B65B,B65D

Abstract:
A flattened sleeve having an outer peripheral surface and a bottom surface, the sleeve comprising:a first panel having an upper end, a lower end, a first side and a second side;a second panel having an upper end, a lower end, a first side and a second side; anda gusset;wherein the first panel and the second panel are connected along their respective first and second sides to form a tube, and the lower ends of the first and second panels are connected to the gusset such that the gusset extends from the lower end of the first panel and from the lower end of the second panel, the gusset being inwardly foldable into a lower portion of the tube such that the gusset is provided to extend a distance between the first panel and the second panel and the flattened sleeve with a convexly curved lower end;wherein when the sleeve is in an expanded condition the sleeve is provided with a generally frustoconical configuration having a substantially flat bottom.