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:
Sep. 14, 1999
Filed:
Apr. 30, 1997
Applicant:
Inventors:
Jerry Brian Hornback, Franklin, IN (US);
Jose' Eduardo Lapore, Cambui, BR;
Assignee:
Arvin Industries, Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
181255 ; 181264 ; 181269 ;
Abstract
A noise attenuation system is provided for attenuating noise in exhaust product flowing through an exhaust system. The noise attenuation system includes a tube and an acoustic reflector attached to the tube. The tube includes an inlet end, an outlet end, and an inner surface defining a passageway through which the exhaust product flows. The acoustic reflector includes a tab extending across the passageway. The tab includes a first surface that is convex and faces toward the inlet end of the tube and a second surface that is concave and faces toward the outlet end of the tube.