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. 24, 2015
Filed:
Nov. 29, 2012
Nsk Ltd., Shinagawa-ku, Tokyo, JP;
NSK Ltd., Tokyo, JP;
Abstract
A cagefor holding a plurality of rolling elementsincorporated between an inner ring and an outer ring by a plurality of pockets with their centers arranged at regular intervals in the revolving direction of the rolling elementsincludes at least one drive pockethaving a smaller clearancein the revolving direction of the cageand rolling elementsthan the clearances of the remaining non-drive pocketsin the cage. Thus, drive power to be applied to the cagecan be always maintained constant and the swinging motion of the cageduring revolution can be prevented, thereby being able to reduce cage sounds.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile