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. 07, 2021
Filed:
Jan. 24, 2019
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Aisin Aw Co., Ltd., Anjo, JP;
Eiji Ito, Nisshin, JP;
Kiyonori Takagi, Okazaki, JP;
Naoya Jinnai, Anjo, JP;
Takahiro Kato, Anjo, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
AISIN CORPORATION, Anjo, JP;
Abstract
A vehicle drive device is provided with a lubricating path including a first oil pump to pump up an oil stored in the casing by the first oil pump and to supply the oil to the power transmission mechanism for lubricating the power transmission mechanism, and a cooling path that is separated from the lubricating circuit and provided for the rotating electric machine, the cooling path including a second oil pump to pump up the oil stored in the casing by the second oil pump to supply the oil exclusively to the rotating electric machine for cooling the rotating electric machine, the second oil pump is an electric oil pump, and the cooling path is provided with an oil cooler cooling the oil to be supplied to the rotating electric machine.