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.

Patent No.:

US 7891333 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 22, 2011

Filed:

Mar. 25, 2008
Applicants:

Koji Terada, Saitama, JP;

Shinya Wakabayashi, Saitama, JP;

Inventors:

Koji Terada, Saitama, JP;

Shinya Wakabayashi, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electric motor is cooled by an air flow without restricting the degree of freedom in the arrangement of an oil cooler and an oil filter by utilizing a front face of a front portion of an engine body to arrange the electric motor. The engine includes an oil cooler, an oil filter, and an starter motor for driving a crankshaft to rotate. The oil cooler and the starter motor are disposed on a front face, which is directed in an advancing direction of the vehicle, of a front portion of a lower block which forms an engine body. The oil filter is attached to an attachment seat provided on a side face of the front portion which is directed in the sideward direction. A communication oil path for communicating the oil cooler and the oil filter with each other is provided in the inside of the front portion.


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