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. 15, 1992
Filed:
Jun. 27, 1990
Applicant:
Inventors:
Larry E Richardson, Columbus, IN (US);
David W Strickland, Elizabethtown, IN (US);
Frank L Zagar, Seymour, IN (US);
Richard C Wilcox, Columbus, IN (US);
Assignee:
Arvin Industries, Inc., Columbus, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
181264 ; 181272 ; 181282 ;
Abstract
A muffler for reducing noise associated with exhaust systems includes an assembly of exhaust tubes and drop-in baffles fixed inside channels defined in a clamshell-type muffler chamber formed from two stamp-formed mating external shells.