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:
Nov. 10, 2015
Filed:
Mar. 08, 2013
Ntn Corporation, Osaka, JP;
Tsuyoshi Ueno, Shizuoka, JP;
Masahide Miyata, Shizuoka, JP;
Shinichi Takabe, Shizuoka, JP;
Mika Kohara, Shizuoka, JP;
NTN CORPORATION, Osaka, JP;
Abstract
There is provided a constant velocity universal joint having excellent durability at high temperature while using a boot made of silicone rubber that does not include cerium oxide or other rare earth element-containing compound. The constant velocity universal joint is provided with an outer joint member (), an inner joint member (), a shaft () coupled to the inner joint member (), and a boot () mounted directly or via another member to the outer joint member () and the shaft (), the boot () being a molded article of a silicone rubber composition including silicone rubber, iron oxide, and titanium oxide and not including a rare earth element-containing compound. The silicone rubber composition furthermore includes barium zirconate as required.