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. 09, 2001
Filed:
Jun. 23, 1998
Yasuhito Tanaka, Nara, JP;
Koyo Seiko Co., Ltd., Osaka, JP;
Abstract
A pulley unit A includes two, inner and outer ring bodies,disposed concentrically, a one-way clutch,interposed in an annular space between both ring bodies,, and rolling bearings provided on both sides of the one-way clutch,in the annular space, wherein a recessed part,provided on a member,where a cam face,for forming a wedge space for storing a roller,of the one-way clutch,is formed and a projecting part,provided on the axial one end of a cage,of the one-way clutch,are fitted to each other in the axial direction to prohibit the circumferential movement of the cage,, and the projecting part,is physically checked from slipping off the recessed part,to prohibit the axial movement of the cage