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:
Sep. 15, 2026
Filed:
Aug. 30, 2024
Aktiebolaget Skf, Gothenburg, SE;
Yafen Chen, Shanghai, CN;
Hongyuan An, Shanghai, CN;
Aktiebolaget SKF, Gothenburg, SE;
Abstract
A bearing has an inner ring, an outer ring, rollers, and a cage. The inner ring has an inner raceway. The outer ring has an outer raceway. The rollers are located between the inner raceway and the outer raceway. The cage holds the rollers. A relative groove curvature Ri of the inner raceway satisfies Ri≥0.545, and/or a relative groove curvature Re of the outer raceway satisfies Re≥0.545. An inner diameter d of the bearing satisfies 24 mm≤d≤30 mm and a radial play Gr satisfies 13 μm≤Gr≤41 μm, or the inner diameter d of the bearing satisfies 6 mm≤d≤10 mm and the radial play Gr satisfies 8 μm≤Gr≤29 μm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile