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.

Date of Patent:
Nov. 04, 2014

Filed:

Jun. 17, 2010
Applicants:

Takuya Yoshimi, Nishio, JP;

Toshiya Uematsu, Kariya, JP;

Masaki Kawamoto, Okazaki, JP;

Norio Kayukawa, Konan, JP;

Hiroyuki Kato, Kariya, JP;

Shiro Ogami, Kariya, JP;

Inventors:

Takuya Yoshimi, Nishio, JP;

Toshiya Uematsu, Kariya, JP;

Masaki Kawamoto, Okazaki, JP;

Norio Kayukawa, Konan, JP;

Hiroyuki Kato, Kariya, JP;

Shiro Ogami, Kariya, JP;

Assignee:

Aisin Ai Co., Ltd., Nishio-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 57/04 (2010.01); F16H 3/00 (2006.01); F16H 3/093 (2006.01);
U.S. Cl.
CPC ...
F16H 3/006 (2013.01); F16H 57/0423 (2013.01); F16H 2200/0056 (2013.01); F16H 57/0494 (2013.01); F16H 57/0409 (2013.01); F16H 2003/0931 (2013.01);
Abstract

In a transmission, a lubrication oil retention section is formed to surround an area around a circumferential part of a first gear that ranges from a lubrication oil storage region to the outside of the lubrication oil storage region. In the lubrication oil retention section, the lubrication oil scooped up by the rotation of the first gear is retained between the lubrication oil retention section and the first gear at the outside of the lubrication oil storage region. The lubrication oil retention section enables the first gear to splash the lubrication oil retained at the outside of the lubrication oil storage region, toward a receiver that flows the lubrication oil to various sliding parts of the transmission.


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