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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.:

US 12601376 B1

PDFFull Text
Date of Patent:
Apr. 14, 2026

Filed:

Jul. 09, 2024

Rolling bearing and method of manufacturing same

Applicant:

Aktiebolaget Skf, Gothenburg, SE;

Inventors:

Xiaobo Zhou, Houten, NL;

Thijs Nijdam, Amersfoort, NL;

Andreas Vierling, Schwebheim, DE;

Frank Henninger, Grafenrheinfeld, DE;

Bo Shen, Jiangyin, CN;

Lijun Cao, Houten, NL;

Victor Brizmer, Utrecht, NL;

Yafen Chen, Shanghai, CN;

Hongyuan An, Shanghai, CN;

Assignee:

AKTIEBOLAGET SKF, Gothenburg, SE;

Attorneys:

J-TEK LAW PLLC

Jeffrey D. Tekanic

Scott T. Wakeman

Primary Examiner:

Phillip A Johnson

Int. Cl.
CPC ...
F16C 19/06 (2006.01); C09D 7/40 (2018.01); C09D 7/65 (2018.01); F16C 33/58 (2006.01); F16C 33/62 (2006.01); F16C 33/64 (2006.01); F16C 33/66 (2006.01); F16C 35/073 (2006.01); F16C 35/077 (2006.01); C10N 40/02 (2006.01); C10N 50/00 (2006.01); C10N 80/00 (2006.01);
U.S. Cl.
CPC ...
C09D 7/65 (2018.01); C09D 7/68 (2018.01); C09D 7/69 (2018.01); F16C 19/06 (2013.01); F16C 33/586 (2013.01); F16C 33/62 (2013.01); F16C 33/64 (2013.01); F16C 33/6696 (2013.01); F16C 35/073 (2013.01); F16C 35/077 (2013.01); C10M 2213/0623 (2013.01); C10N 2040/02 (2013.01); C10N 2050/14 (2020.05); C10N 2080/00 (2013.01); F16C 2208/32 (2013.01); F16C 2223/30 (2013.01); F16C 2240/60 (2013.01);
Abstract

A rolling bearing includes an outer ring having an outer surface configured to be fitted into a first component, an inner ring having an inner surface configured to be fitted onto a second component, at least one rolling element arranged between the outer ring and the inner ring, and an antimony-free composite coating on the outer surface of the outer ring and/or the inner surface of the inner ring. The antimony-free composite comprises a binder and polytetrafluorethylene as a solid lubricant.

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