Patent ID: 7718028
Filing Date: 2010-05-18
Classification: B29C,B29K,B29L,B31D,B65D,Y10T

Abstract:
1. A process of forming fluid filled units comprising: a) feeding a web having a series of side connected pouches that are each connected to an adjacent pouch by a line of perforations from a supply to a fill station, wherein each line of perforations includes longer perforations and more than one shorter perforation that is shorter in length than the longer perforations, wherein the shorter perforations extend from an inflation opening of each pouch and the longer perforations of each line of perforations extend from the shorter perforations toward a side edge of each pouch; b) fluid filling the pouches as the web is fed through the fill station; and c) sealing the pouches to form filled units.