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.:
Date of Patent:
Apr. 08, 2008
Filed:
Sep. 28, 2006
Applicants:
Akira Sasaki, Kanagawa, JP;
Hiroyuki Abe, Kawasaki, JP;
Inventors:
Akira Sasaki, Kanagawa, JP;
Hiroyuki Abe, Kawasaki, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 35/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sound increase apparatus includes a first hollow body member that communicates with an intake flow path of an internal combustion engine, a second hollow body member that communicates with the first hollow body member, and a vibration member capable of vibrating in an out-of-plane direction, which is inserted in a connection between the first and second hollow body members and closes a cross section of the connection. The second hollow body member has a plurality of opening portions, each of which communicates with the air.