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:
Sep. 06, 2011

Filed:

Jun. 03, 2009
Applicants:

Yoshio Yoshihara, Wako, JP;

Shuhei Maruyama, Wako, JP;

Teruyuki Saitoh, Wako, JP;

Hitoshi Abe, Wako, JP;

Inventors:

Yoshio Yoshihara, Wako, JP;

Shuhei Maruyama, Wako, JP;

Teruyuki Saitoh, Wako, JP;

Hitoshi Abe, Wako, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02B 77/04 (2006.01); B01D 50/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An engine air intake system for an engine-powered working machine includes a lever cover which covers at least a base portion of an operation control lever mounted on an operation handle for operation by a human operator to control operation of at least one of the working machine and an engine of the working machine, a lower cover disposed inside the lever cover so as to define jointly with the lever cover a hollow space, an air intake portion having an air inlet opening and disposed in the lever cover such that at least the air inlet opening is disposed within the hollow space, and a fresh air guide hose interconnecting the air intake portion and the interior of an air-cleaner case.


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