The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 05, 2026
Filed:
Mar. 17, 2023
C.i. Takiron Corporation, Osaka, JP;
Naoto Tanoue, Osaka, JP;
Shin Takagawa, Osaka, JP;
C.I. TAKIRON CORPORATION, Osaka, JP;
Abstract
An object of the present invention is to provide a fitting tool in which interlayer peeling is less likely to occur and the occurrence of curling is suppressed, and a fitting-tool-equipped bag body using the fitting tool. In a fitting tool including a male side fitting member in which a male side fitting portion is provided on a band-shaped first base material, and a female side fitting member in which a female side fitting portion is provided on a band-shaped second base material, each of the first base material and the second base material includes a main layer, an interlayer, and a seal layer laminated from a fitting portion side, and satisfies that (1) the main layer, the interlayer, and the seal layer contain at least one kind of same type of resin, (2) a melting point T(° C.) of the main layer, a melting point T(° C.) of the interlayer, and a melting point T(° C.) of the seal layer satisfy a relationship of T>T>T, and (3) a thickness t(μm) of the main layer, a thickness t(μm) of the interlayer, and a thickness tof the seal layer satisfy a relationship of t>t>t.