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:
Jul. 20, 2010

Filed:

May. 24, 2007
Applicants:

Yosuke Hoi, Saitama, JP;

Hiroyuki Kaga, Saitama, JP;

Michio Izumi, Saitama, JP;

Hiroyuki Makita, Saitama, JP;

Kazuhiko Tomoda, Saitama, JP;

Inventors:

Yosuke Hoi, Saitama, JP;

Hiroyuki Kaga, Saitama, JP;

Michio Izumi, Saitama, JP;

Hiroyuki Makita, Saitama, JP;

Kazuhiko Tomoda, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01M 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An internal combustion engine for a small planing boat for reducing the lateral width of an oil pan in conformity to the configuration of the bottom while securing the filtering surface area of an oil strainer. In addition, a vertical width of the oil pan is maintained to be small to thereby lower the total height of the internal combustion engine. In an internal combustion engine for a small planing boat, an oil pan is provided at the bottom portion of the internal combustion engine with an oil passage for communicating with an oil pump being formed inside the oil pan. A vertical wall of the oil passage is partially cut away to form communication openings each communicating between the inside and outside of the oil passage with the oil strainers being interposed in the communication openings substantially vertically to divide the oil passage into inside and outside.


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