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.

Date of Patent:
Oct. 06, 2026

Filed:

Nov. 03, 2021
Applicant:

Jaguar Land Rover Limited, Whitley, GB;

Inventors:

Tiago Cesa, Whitley, GB;

Muhammed Fasil Palakkunnu Veettil, Whitley, GB;

Istvan Kiraly, Whitley, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/276 (2022.01); H02K 21/14 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2766 (2013.01); H02K 21/14 (2013.01);
Abstract

The present disclosure relates to a rotor for an electric machine. The rotor has a plurality of rotor poles each having at least one aperture. The at least one aperture includes a chamber for receiving a magnet; and at least one flux barrier for controlling the path through which magnetic flux flows in the rotor. The rotor poles each have at least one flux guide for guiding magnetic flux across the at least one flux barrier during a demagnetization event. The flux guide(s) form a constriction between the magnet receiving chamber and the flux barrier. The present disclosure also relates to an electric machine comprising a rotor; and a vehicle comprising an electric machine.


Find Patent Forward Citations

Cesa, Tiago. (2026). Rotor apparatus for an electric machine (U.S. Patent No. 12756251). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12756251

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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