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:
Nov. 25, 2025
Filed:
Jun. 28, 2023
Applicant:
Byd Company Limited, Guangdong, CN;
Inventors:
Yubo Lian, Shenzhen, CN;
Heping Ling, Shenzhen, CN;
Zhen Zhai, Shenzhen, CN;
Linlin Zhao, Shenzhen, CN;
Linna Liu, Shenzhen, CN;
Assignee:
BYD Company Limited, Shenzhen, CN;
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/193 (2006.01); H02K 7/00 (2006.01);
U.S. Cl.
CPC ...
H02K 9/193 (2013.01); H02K 7/003 (2013.01); H02K 7/006 (2013.01); H02K 2209/00 (2013.01);
Abstract
A motor system includes: a motor including: a motor housing, a stator core, a stator winding, and a rotor core, the stator core mounted in the motor housing, the stator winding wound around the stator core, the rotor core rotatably disposed with respect to the stator core, a rotor flow path formed at least in the rotor core, the rotor flow path configured to transport coolant to the stator winding; and a valve configured to control a flow of the rotor flow path.