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:
Dec. 02, 2003

Filed:

Feb. 06, 2002
Applicant:
Inventors:

Masanori Tsubouchi, Wako, JP;

Tomonori Ikuma, Wako, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 3/510 ;
U.S. Cl.
CPC ...
F02M 3/510 ;
Abstract

An air intake muffler has an enclosure having a longitudinal axis, a first portion, and a second portion defining with the first portion an interior space of the enclosure. An air intake connecting duct is formed unitarily with the first portion of the enclosure and extends outwardly from the interior space of the enclosure. A pair of outside air intake ducts for introducting outside air into the interior space of the enclosure diverge in a V-shaped configuration from the longitudinal axis of the enclosure. Each of the outside air intake ducts has a pair of mating concave portions each formed unitarily with a respective one of the first and second portions of the enclosure and extending outwardly from the interior space of the enclosure.


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