Patent ID: 6132351
Filing Date: 2000-10-17
Classification: B31B,B65D

Abstract:
A process of making an internally-reinforced bag assembly, comprising the steps of:providing a first web of bag-making material for formation of a bag body of said bag assembly;providing a second web of bag making material for formation of an inner reinforcement layer of said bag assembly;forming at least one longitudinally oriented pleat in said first web of material;applying a portion of said second web of material to said first web of material so that said second web spans said pleat in said first web of material;joining opposite, longitudinal edges of said first web to each other to form a tube, wherein said portion of said second web is positioned on the inside of said tube;forming a seal across said tube to form one end of said bag assembly; andcutting said tube to separate said bag assembly therefrom, with said portion of said second web providing internal reinforcement of the bag body formed from said first web of material.