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:
Apr. 21, 2026
Filed:
Feb. 26, 2024
Nidec Drive Technology Corporation, Muko, JP;
Kenji Sugishita, Muko, JP;
NIDEC DRIVE TECHNOLOGY CORPORATION, Kyoto, JP;
Abstract
A bearing includes an inner ring, an outer ring, an annular retainer, and rollers. The inner ring is located radially outside a central axis. The outer ring is located radially outside the inner ring. The retainer is located between the inner ring and the outer ring. The rollers are positioned at intervals in the circumferential direction by the retainer between the inner ring and the outer ring. The retainer includes column portions and a flange portion. The column portions are located between adjacent pairs of the rollers. The flange portion connects end portions on one axial side of the column portions in the circumferential direction. The flange portion extends radially inside from an end portion on one axial side of the column portions. The radial center of the column portions is located radially outside the radial center of the roller.