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:
Oct. 09, 2001
Filed:
May. 15, 1998
Keisuke Sone, Hamamatsu, JP;
Kazuhiko Hozumi, Fukuroi, JP;
Yoshihisa Kaneko, Shizuoka-ken, JP;
Tatsuro Sugiyama, Iwata, JP;
Takeshi Ikeda, Iwata, JP;
Yutaka Tanigaki, Iwata, JP;
NTN Corporation, Osaka, JP;
Abstract
The constant velocity joint comprises an outer joint member,in which eight linear guide grooves,are axially formed on an inner cylindrical surface,thereof, an inner joint member,in which eight linear guide grooves,are axially formed on an outer spherical surface,thereof and serrations,for connecting a shaft are formed on an inner surface thereof, eight torque transmitting balls,disposed in the ball tracks formed by cooperation of the guide grooves,of the outer joint member,and the guide grooves,of the inner joint member,, and a cage,for retaining the torque transmitting balls,. The spherical center B of the outer spherical surface,and the spherical center A of the inner spherical surface,of the cage,are respectively offset equidistantly to the opposite side in the axial direction with respect to the center,of the pocket