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:
Jul. 16, 2013
Filed:
Nov. 20, 2012
Jtekt Corporation, Osaka, JP;
Yoshihisa Miura, Nara, JP;
Teruko Nakazano, Suita, JP;
JTEKT Corporation, Osaka-Shi, Osaka, JP;
Abstract
A power transmission chain includes a plurality of links respectively having front and rear insertion parts into which pins are inserted, a plurality of first pins and a plurality of second pins which are arranged in front and back for connecting the links. A plurality of the links includes two types of the links having different pitch lengths, wherein provided that a radius of a pulley shaft is RA, a radius of curvature of a face of the link having a shorter pitch length at an inner diameter side of the chain is RS, and a radius of curvature of a face of the link having a longer pitch length at an inner diameter side of the chain is RL, relation is set to be RA≦RS≦1.5RA, and RS<RL.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile