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:
Mar. 30, 2010
Filed:
Feb. 02, 2007
Kazuyuki Ichikawa, Okazaki, JP;
Kazuyuki Ichikawa, Okazaki, JP;
JTEKT Corporation, Osaka-shi, JP;
Abstract
A constant velocity jointcomprises an outer racean inner raceballsand a cageThe outer racehas a partially spherical inner surfaceprovided with plural outer ball groovesThe inner racehas a partially spherical outer surfacea provided with plural inner ball groovesarranged to correspond to the outer ball groovesThe ballsare interposed between the outer ball groovesand the inner ball groovesThe radial distance of the outer ball groovesfrom the rotational axis of the outer race increases toward an opening end of the outer racein a predetermined zone H, and a contact angle θ between each balland each outer ball groovedecreases toward the opening end of the outer racein the predetermined zone H.