Patent ID: 7413535
Filing Date: 2008-08-19
Classification: B31B,B65D

Abstract:
1. A method for producing a tamper-evident reclosable plastic bag comprising the steps of: providing a zipper with first and second zipper profiles that include mating interlocking members, said first and second zipper profiles further including separate first and second flanges, respectively, said second flange being longer than said first flange and said second flange including a proximal portion and a distal portion with a tamper evident feature interposed between said proximal and distal portions, said proximal portion being more closely spaced to said second profile interlocking member than said distal portion, wherein a slider is positioned over said interlocking members; positioning said zipper on a web of bag making film with said second interlocking zipper member atop said first interlocking zipper member with said first and second flanges extending in a longitudinally moving direction of said web thereby orienting said zipper in a direction transverse to a machine direction of said web to a form, fill and seal machine; securing said second flange distal portion to said web spaced from said first flange in said longitudinally moving direction of said web; and transporting said web in said longitudinally moving direction to said form fill and seal apparatus.