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. 26, 2014

Filed:

Aug. 23, 2012
Applicants:

Tsuyoshi Yoshigasaki, Wako, JP;

Tomoaki Ishikawa, Wako, JP;

Nobuchika Katagiri, Wako, JP;

Inventors:

Tsuyoshi Yoshigasaki, Wako, JP;

Tomoaki Ishikawa, Wako, JP;

Nobuchika Katagiri, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 20/20 (2006.01); B63H 21/38 (2006.01);
U.S. Cl.
CPC ...
B63H 21/38 (2013.01); B63H 20/20 (2013.01);
Abstract

An outboard engine unit, where a drive shaft is connected to an engine and rotatably supported in a drive shaft chamber via a bearing and where a gear mechanism for transmitting rotation of the drive shaft to a propeller shaft is accommodated in a gear chamber, includes: a lubricant circulation section for returning lubricant oil, having lubricated the bearing, back to the gear chamber; an oil storage chamber for receiving the lubricant oil having lubricated the bearing; and a return passage communicating the oil storage chamber with the gear chamber. The lubricant oil guided to the oil storage chamber is returned back to the gear chamber via the return passage.


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