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. 22, 2026
Filed:
Apr. 22, 2024
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventors:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 57/04 (2010.01); B60K 7/00 (2006.01); B60K 17/04 (2006.01); H02K 9/193 (2006.01);
U.S. Cl.
CPC ...
F16H 57/0476 (2013.01); B60K 7/0007 (2013.01); B60K 17/043 (2013.01); F16H 57/0435 (2013.01); F16H 57/0436 (2013.01); H02K 9/193 (2013.01); B60K 2007/0076 (2013.01);
Abstract
A drive device includes: a first electric motor that drives a left wheel of a vehicle; a second electric motor that drives a right wheel of the vehicle; a first oil pump that supplies oil to the first electric motor via a first oil supply passage; a second oil pump that supplies oil to the second electric motor via a second oil supply passage; a connecting channel that connects the first oil supply passage and the second oil supply passage; and a flow regulating device that is installed in the connecting channel and allows oil to flow in the connecting channel when one of the first oil pump and the second oil pump is abnormal.