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:
Nov. 04, 2025

Filed:

Oct. 20, 2022
Applicant:

Shenzhen Yinwang Intelligent Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Xin Huang, Shanghai, CN;

Mengde Li, Shanghai, CN;

Hui Yang, Nanjing, CN;

Heyun Lin, Nanjing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2022.01); B60K 1/00 (2006.01); H02K 1/02 (2006.01); H02K 1/276 (2022.01);
U.S. Cl.
CPC ...
H02K 1/2773 (2013.01); B60K 1/00 (2013.01); H02K 1/02 (2013.01);
Abstract

A rotor is provided, and is used in a permanent-magnet motor. The rotor includes a rotating shaft () and a rotor iron core () sleeved on the rotating shaft (). The rotor further includes several first permanent-magnet structures (), the several first permanent-magnet structures () are distributed on the rotor iron core () in a circumferential direction of the rotor iron core (), each first permanent-magnet structure () includes a first permanent magnet () and a second permanent magnet () that are disposed in a radial direction of the rotor iron core (), and coercive force of the first permanent magnet () is less than coercive force of the second permanent magnet ().


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Huang, Xin. (2025). Rotor, permanent-magnet motor, motor drive system, and vehicle (U.S. Patent No. 12463478). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12463478

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