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:
Jun. 29, 2010

Filed:

Jul. 08, 2004
Applicants:

Toshifumi Kochi, Saitama, JP;

Tadafumi Hirose, Saitama, JP;

Ryuji Tsuru, Saitama, JP;

Shouhei Kasagi, Saitama, JP;

Yuji Shimada, Saitama, JP;

Takeshi Maeda, Saitama, JP;

Inventors:

Toshifumi Kochi, Saitama, JP;

Tadafumi Hirose, Saitama, JP;

Ryuji Tsuru, Saitama, JP;

Shouhei Kasagi, Saitama, JP;

Yuji Shimada, Saitama, JP;

Takeshi Maeda, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 63/00 (2006.01); F01P 9/04 (2006.01); F02M 35/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An engine-driven generator is provided that is formed by supporting an engine () and a generator () on a frame (), wherein the frame () is formed as an open periphery framework type, within this frame () a duct member () is disposed around the outer periphery of the engine () and the generator (), the duct member () defining a series of cooling air passages () between itself and the engine () and generator (), a cooling fan () is provided in the cooling air passage (), the cooling fan () being driven by the engine (), an intake box () having an intake opening () at an outer end thereof and housing an electrical component () is connected to the upstream end of the duct member (), and an exhaust box () having an exhaust opening () at an outer end thereof and housing an exhaust muffler () of the engine () is connected to the other end of the duct member (). A compact engine-driven generator that enables running noise to be reduced can thereby be provided.


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