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:
Oct. 02, 2012

Filed:

Dec. 19, 2007
Applicants:

Hiroaki Hasebe, Saitama, JP;

Keita Ito, Saitama, JP;

Inventors:

Hiroaki Hasebe, Saitama, JP;

Keita Ito, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 35/10 (2006.01); F02B 75/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A V-type engine includes: first and second banks which are arranged in a V-shape and which respectively have cylinder bores; a crankshaft which is shared by the first and second banks; a crankcase which supports the crankshaft, the first and second banks being connected to the crankcase; and a valley portion which is defined between the first and second banks, an engine auxiliary machine being disposed in the valley portion. The first and second banks are arranged so that a cylinder center line of the first bank and a cylinder center line of the second bank respectively pass through a point which is eccentric from a rotational center of the crankshaft to a side opposite from both the banks. Thus, it is possible to improve an auxiliary machine housing function of the valley portion defined between the first and second banks while maintaining a predetermined opening angle therebetween.


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