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:
Aug. 06, 2019

Filed:

Mar. 08, 2017
Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Yoshinori Tanaka, Wako, JP;

Shinji Nagahama, Wako, JP;

Yohei Azuma, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 57/027 (2012.01);
U.S. Cl.
CPC ...
F16H 57/027 (2013.01);
Abstract

A first chamber for introducing thereinto the air inside a transmission case from an introduction opening, a second chamber for leading out air from a lead-out hole to a vent valve, and a shielding part for shielding the first and second chambers excluding a ventilation opening so that the first chamber is larger than the second chamber in volume are formed adjacent to a plate member in a first case. The introduction opening is formed by separating side surfaces of the first and second chambers using the plate member.


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