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. 26, 2017
Filed:
Dec. 27, 2015
Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Yasuaki Tahara, Nagoya, JP;
Noriaki Nonaka, Chiryu, JP;
Tsuyoshi Kimura, Toyota, JP;
Masaya Michishita, Okazaki, JP;
AISIN SEIKI KABUSHIKI KAISHA, Kariya-shi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Abstract
A partition wall that partitions an inside of a case into a gear chamber in which a reduction gear pair is accommodated and a motor chamber in which an electric motor is accommodated, a bearing provided at a bearing support portion of the partition wall so as to overlap with a side portion of a large-diameter gear of the reduction gear pair in a direction of an axis and supporting a counter shaft, an oil passage provided in the gear chamber and guiding lubricating oil, scooped up by the large-diameter gear to a catch tank, and a communication hole provided in the partition wall and providing communication between the oil passage and the motor chamber, are provided. Lubricating oil introduced into the motor chamber via the communication hole is supplied to the bearing.