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US 2012/0070103 A1Published application
Bag and a method of manufacturing a bag
AssigneeCoating Excellence International LLC
InventorGary F. Sargin
Life of this patent
Estimating the term…
Abstract
A method of making a bag by engaging an inverted zipper assembly with a first panel of a polymeric tube, bonding the first panel and the zipper assembly to form a seal therebetween, folding over a stepped end of the tube onto the zipper assembly; and bonding the stepped end and the zipper assembly to form a seal therebetween.
Claims12
A method of making a bag, comprising:
- overlapping an inverted zipper assembly with a first panel of a polymeric tube;
- bonding the zipper assembly and the first panel to form a seal therebetween;
- folding over a stepped end of the tube to overlap the inverted zipper assembly;
- and
- bonding the inverted zipper assembly and the stepped end to form a seal therebetween.
2 more elements
A bag, comprising:
- a tube having a polymeric woven tubular layer enclosed by a polymeric non-woven tubular layer, and having a first panel and a stepped end, and the stepped end includes side gussets of the composite tube being longer than the first panel and a second panel of the composite tube having a flap extending longer than the side gussets;
- an inverted zipper assembly having an inverted first flange bonded to the first panel to form a seal therebetween, and
- the stepped end being folded over and bonded to an inverted second flange of the zipper assembly to form a seal therebetween.
Dependencies are inferred from the claim text.