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:
May. 05, 2026
Filed:
Feb. 22, 2023
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventor:
Hideaki Miyazono, Kasugai, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/18 (2006.01); B60K 1/00 (2006.01); B60K 7/00 (2006.01); B60K 11/06 (2006.01); H02K 9/02 (2006.01); H02K 9/22 (2006.01);
U.S. Cl.
CPC ...
H02K 5/18 (2013.01); B60K 1/00 (2013.01); B60K 7/0007 (2013.01); B60K 2001/006 (2013.01);
Abstract
A cooling structure of an in-wheel motor includes a rotary electric machine and a knuckle. The rotary electric machine is configured to rotate a hub to which a wheel is fixed. The knuckle rotatably supports the hub and is provided in contact with a stator of the rotary electric machine. Here, the knuckle is provided with one or more cooling fins extending in the axial direction of the tire-wheel assembly.