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:
Jan. 18, 2011
Filed:
Sep. 02, 2005
Applicant:
Joseph Trent Bogard, Seymour, IN (US);
Inventor:
Joseph Trent Bogard, Seymour, IN (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/02 (2006.01); F01N 1/00 (2006.01); F01N 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exhaust system comprises a muffler and a Helmholtz resonator. The muffler comprises an exhaust inlet aperture for receiving exhaust gas into the muffler, an exhaust outlet aperture for discharging exhaust gas from the muffler, and a resonator aperture. The Helmholtz resonator is at least partially external to the muffler and in acoustic communication with the resonator aperture. An associated method is disclosed.