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:
Dec. 22, 2020
Filed:
Apr. 25, 2019
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Tetsuo Hori, Toyota, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A vehicle drive device including a generator rotationally driven to generate electric power by an engine via a planetary gear device, an electric motor operated by using an electric energy obtained by the generator, and a power transmission mechanism transmitting an output of the electric motor to wheels comprises: a housing case including a first housing space; and a lubricating device distributing an oil at least to the power transmission mechanism in the first housing space for lubrication. The planetary gear device and the power transmission mechanism are housed in the first housing space and a sun gear and a carrier of the planetary gear device are coupled to one and the other of the engine and the generator respectively, while a ring gear of the planetary gear device is non-rotatably held by the housing case.