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. 23, 2007
Filed:
Apr. 19, 2005
Kazuhiko Muramatsu, Fukuroi, JP;
Kazuhiko Muramatsu, Fukuroi, JP;
NSK Warner K.K., Tokyo, JP;
Abstract
A rotary motion one way-clutch having an outer race having a cylindrical inner peripheral surface, an inner race formed therein with a cam surface, a rolling element for transmitting a torque between the outer race and the inner race, an urging spring for urging the rolling element, and a weight element for pressing the rolling element in an engaging direction under a centrifugal force, overcoming an urging force of the urging spring, wherein a bearing member having a weight element operating surface for guiding the operation of the weight element and a bearing surface having a bearing action against the cylindrical inner peripheral surface of the outer race is provided between the outer race and the inner race.