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. 06, 2026
Filed:
Aug. 24, 2022
Japan Aerospace Exploration Agency, Tokyo, JP;
Ntn Corporation, Osaka, JP;
Satoshi Takada, Tokyo, JP;
Hiromitsu Kakudo, Tokyo, JP;
Kohei Hoshino, Mie, JP;
Tomoya Nakamura, Mie, JP;
JAPAN AEROSPACE EXPLORATION AGENCY, Tokyo, JP;
NTN CORPORATION, Osaka, JP;
Abstract
Provided are a cage for a rolling bearing capable of satisfying different required characteristics while securing cage strength, and a rolling bearing using the cage. A cageholds a plurality of ballsin a rolling bearing, is guided by an outer ring, and includes: cage bodiesandhaving an annular shape and including a pocket hole for accommodating each of the balls; a resin portionformed at least in a portion on which each of the ballsslides in an inner surface of the pocket hole of the cage body; and a resin portionhaving a composition different from that of the resin portionand formed in a guide portion of the cage bodysliding on the outer ring
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile