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:
Jun. 02, 2020

Filed:

Jun. 09, 2017
Applicant:

Kubota Corporation, Osaka-shi, Osaka, JP;

Inventors:

Hiroki Oso, Sakai, JP;

Hideyuki Koyama, Sakai, JP;

Hideyuki Goto, Sakai, JP;

Takahiro Yamazaki, Sakai, JP;

Kentaro Nagai, Sakai, JP;

Takashi Yamaguchi, Sakai, JP;

Rina Kaneko, Sakai, JP;

Assignee:

KUBOTA Corporation, Osaka-Shi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 11/02 (2006.01); F01M 5/00 (2006.01); F02F 7/00 (2006.01); F16H 57/04 (2010.01); F02B 67/06 (2006.01); F01M 1/02 (2006.01); F02B 67/04 (2006.01);
U.S. Cl.
CPC ...
F01M 5/002 (2013.01); F01M 1/02 (2013.01); F01M 5/005 (2013.01); F01M 11/02 (2013.01); F02B 67/04 (2013.01); F02B 67/06 (2013.01); F02F 7/007 (2013.01); F02F 7/0073 (2013.01); F16H 57/0415 (2013.01); F16H 57/0421 (2013.01); F01M 2001/0253 (2013.01); F02F 2007/0078 (2013.01);
Abstract

An oil cooling structure of an engine is provided that is capable of enhancing cooling performance of oil while preventing an increase in number of components or an increase in required space from being involved as much as possible. In an oil cooling structure of an engine in which a transmission case is attached to one end wall of an engine body, and a transmission mechanism for an accessory drive is provided in the transmission case, the transmission case is formed into a potlid-shaped body having a plurality of rib walls along a front-rear direction, and is attached to an engine front wall with an engine cooling fan, and case inner chamber portions partitioned by the rib walls in the transmission case are configured as a transporting passage of oil circulated by an oil pump.


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