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:
Oct. 16, 2007
Filed:
Apr. 30, 2004
Norman T. Huff, Brighton, MI (US);
Larry J. Champney, Horton, MI (US);
Ahmet Selamet, Dublin, OH (US);
Iljae Lee, Columbus, OH (US);
Norman T. Huff, Brighton, MI (US);
Larry J. Champney, Horton, MI (US);
Ahmet Selamet, Dublin, OH (US);
Iljae Lee, Columbus, OH (US);
Owens-Corning Fiberglas Technology II, LLC, Toledo, OH (US);
The Ohio State University Research Foundation, Columbus, OH (US);
Abstract
The invention relates to an exhaust silencer or muffler for an internal combustion engine, in particular a silencer with the damping characteristics of a resonator with the absorptive characteristics of a dissipative silencer. The silencer of the present invention provides an improved silencer or muffler for use with an internal combustion engine that incorporates both a dissipative silencer and a resonator in a single muffler assembly suitable for use with standard automotive construction techniques.