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. 15, 2011

Filed:

Oct. 30, 2008
Applicants:

Hiroyoshi Marushima, Sagamihara, JP;

Chikaya Ito, Sagamihara, JP;

Inventors:

Hiroyoshi Marushima, Sagamihara, JP;

Chikaya Ito, Sagamihara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 33/04 (2006.01); F02M 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

In this multipurpose engine, a fuel gas evaporated within a fuel tank of the engine is drawn out of the fuel tank and is adsorbed by an adsorbing material, the fuel gas is separated from the adsorbing material, and then the fuel gas separated from the adsorbing material is suctioned into an intake system of the engine by using negative pressure inside the intake system. The adsorbing material is accommodated in a canister, and two connection ports used for connection with the canister are respectively provided at a heat-insulating intake pipe between a carburetor and the engine and at a clear section of an air cleaner.


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