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:
Jul. 18, 2017
Filed:
Sep. 13, 2013
Masato Watanabe, Toyota, JP;
Takeshi Kanayama, Toyota, JP;
Yosuke Kato, Gotemba, JP;
Nobuhito Mori, Shizuoka-ken, JP;
Shinichiro Suenaga, Susono, JP;
Takamasa Takeuchi, Anjo, JP;
Norihiro Mae, Anjo, JP;
Tomoo Atarashi, Kariya, JP;
Yasuo Shimizu, Nagoya, JP;
Masato Watanabe, Toyota, JP;
Takeshi Kanayama, Toyota, JP;
Yosuke Kato, Gotemba, JP;
Nobuhito Mori, Shizuoka-ken, JP;
Shinichiro Suenaga, Susono, JP;
Takamasa Takeuchi, Anjo, JP;
Norihiro Mae, Anjo, JP;
Tomoo Atarashi, Kariya, JP;
Yasuo Shimizu, Nagoya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
AISIN AW CO., LTD., Anjo-shi, JP;
Abstract
In a vertical through hole of a rotational shaft, a first protrusion portion and a second protrusion portion protruding from an inner peripheral surface of the vertical through hole are provided in an axial direction of the through hole to form a storage area for storing oil, and discharge holes for directly discharging oil flowing over the first protrusion portion into the transaxle casing are provided in parallel with cooling holes.