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US 2021/0188486 A1Published application
Zipper and zipper-equipped bag
AssigneeIdemitsu Unitech Co., Ltd.
InventorsYoshinori NANBA, Kenichi TANAKA
Life of this patent
Estimating the term…
Abstract
A tearing guide strip 23 is integrated with a base part 21a or 21b of at least one of a male member 2a and a female member 2b constituting a zipper 2 in a peelable manner to improve the tearing unsealing ability of a zipper-equipped bag provided with an interlocking type zipper enabling resealing and unsealing after the bag is unsealed.
Claims10
1-12. (canceled)
A cut tape comprising:
- a base part wherein said base part is a continuously formed tape, and
- a tearing guide strip which is provided along a longitudinal direction of the base part,
- wherein the base part and the tearing guide strip are formed as one integrated molded article,
- wherein the tearing guide strip is peelable from a surface of the base part at a binding interface by interfacial peeling, and
- wherein the base part and the tearing guide strip are in direct contact with each other.
2 more elements
A bag comprising:
- a base film configured as a bag base material making the bag,
- a base part wherein said base part is a continuously formed tape, and
- a tearing guide strip which is provided along a longitudinal direction of the base part,
- wherein, the base part and the tearing guide strip are formed as one integrated molded article,
- wherein the tearing guide strip is peelable from a surface of the base part at a binding interface by interfacial peeling, and
- wherein the base part and the tearing guide strip are in direct contact with each other.
3 more elements
Dependencies are inferred from the claim text.