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:
May. 07, 2013
Filed:
Jun. 05, 2009
Hirobumi Shirataki, Fukuroi, JP;
Tomoharu Ando, Fukuroi, JP;
Yasuhide Takasu, Fukuroi, JP;
Shinya Okuma, Fukuroi, JP;
Hirobumi Shirataki, Fukuroi, JP;
Tomoharu Ando, Fukuroi, JP;
Yasuhide Takasu, Fukuroi, JP;
Shinya Okuma, Fukuroi, JP;
NSK-Warner K.K., Tokyo, JP;
Abstract
A one-way clutch of roller type comprises an outer race having pockets provided at their inner peripheries with cam surfaces, an inner race arranged in an inner diameter side of the outer race coaxially, a plurality of rollers disposed in the pockets and adapted to transmit torque between the outer race and the inner race when engaged by the cam surfaces, and accordion springs disposed in the pockets between the outer race and the rollers and having one ends secured to an axial end face of the outer race and adapted to bias the rollers toward engagement directions with respect to the cam surfaces, and the axial end face of the outer race is provided with a discriminating area to which the accordion springs are secured, and the discriminating area is capable of being discriminated from the other areas.