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:
Jan. 02, 2018
Filed:
Sep. 30, 2013
Ykk Corporation, Tokyo, JP;
Yoshinori Kojima, Toyama, JP;
Hayuru Tanaka, Toyama, JP;
Isamu Michihata, Toyama, JP;
Yui Miyawaki, Toyama, JP;
YKK Corporation, , JP;
Abstract
[Problem] To provide a slide fastener chain and a slide fastener, which have a small curvature radius and which have flexibility enabling the slide fastener chain and the slide fastener to be smoothly bent. [Solution] A slide fastener chain () comprises: a pair of fastener tapes (); and elements () affixed to the facing edges () of the fastener tapes () at a predetermined pitch. The slide fastener chain () is characterized in that: the elements () each have bases () affixed to a fastener tape () and each have heads () protruding from the bases () and engaging with facing elements (); and the thickness (t) and pitch (p) of the elements () satisfy the following expressions (1) and (2).