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:
Aug. 16, 2022
Filed:
Mar. 17, 2020
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventors:
Katsuhide Kitagawa, Seto, JP;
Masaki Mori, Anjo, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/19 (2006.01); H02K 7/08 (2006.01); H02K 5/22 (2006.01); H02K 7/00 (2006.01);
U.S. Cl.
CPC ...
H02K 9/19 (2013.01); H02K 5/225 (2013.01); H02K 7/083 (2013.01); H02K 7/006 (2013.01);
Abstract
A lubrication mechanism for supplying oil to a bearing of a vehicle electric motor that includes the bearing, a housing, a stator and a rotor having a rotor shaft rotatably held by the housing through the bearing. The housing defines an oil passage to which oil discharged from an oil pump is to be supplied. The oil passage and the bearing are located on respective opposite sides of a wall of the housing. The lubrication mechanism includes: a bolt hole passing through the wall; and a bolt engaged in the bolt hole.