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. 17, 2024
Filed:
Apr. 01, 2021
Applicant:
Aktiebolaget Skf, Gothenburg, SE;
Inventors:
Fausto Baracca, Massa, IT;
Andrea A. Bertolini, Carrara, IT;
Assignee:
AKTIEBOLAGET SKF, , SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/64 (2006.01); F16C 19/06 (2006.01); F16C 19/38 (2006.01); F16C 33/58 (2006.01); F16C 35/063 (2006.01);
U.S. Cl.
CPC ...
F16C 33/64 (2013.01); F16C 19/06 (2013.01); F16C 19/38 (2013.01); F16C 33/586 (2013.01); F16C 35/063 (2013.01); F16C 2202/04 (2013.01); F16C 2204/60 (2013.01); F16C 2223/18 (2013.01); F16C 2226/10 (2013.01); F16C 2240/60 (2013.01);
Abstract
A bearing unit having a stationary radially outer ring, a radially inner ring rotatable about a central rotation axis (X) of the bearing unit is provided with at least one raceway and, in an end portion thereof, with at least two circular sector segments, at least one row of rolling elements interposed between the radially outer ring and the radially inner ring, and a concentric collar for clamping the radially inner ring on a rotating shaft, where an induction-hardening heat treatment is applied to a portion of the radially inner ring that overlaps with at least a portion of the at least one raceway.