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:
Feb. 24, 2009

Filed:

May. 14, 2007
Applicants:

Takeo Shirabe, Nishikamo-gun, JP;

Tsunero Hamada, Iwata, JP;

Inventors:

Takeo Shirabe, Nishikamo-gun, JP;

Tsunero Hamada, Iwata, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 15/00 (2006.01); F02B 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An internal combustion engine is provided that includes a combustion chamber; a secondary air passage located above the combustion chamber; an exhaust passage that communicates with the combustion chamber; and a water jacket that is located between the exhaust passage and the secondary air passage.


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