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:
May. 17, 2005
Filed:
Apr. 11, 2003
Wayne M. Wagner, Apple Valley, MN (US);
Marty A. Barris, Lakeville, MN (US);
Douglas E. Flemming, Rosemount, MN (US);
James C. Rothman, Burnsville, MN (US);
Peter A. Betts, Prior Lake, MN (US);
Wayne M. Wagner, Apple Valley, MN (US);
Marty A. Barris, Lakeville, MN (US);
Douglas E. Flemming, Rosemount, MN (US);
James C. Rothman, Burnsville, MN (US);
Peter A. Betts, Prior Lake, MN (US);
Donaldson Company, Inc., Minneapolis, MN (US);
Abstract
An apparatus for modifying an exhaust stream of a diesel engine is provided. The apparatus includes a muffler arrangement having an exhaust inlet and an exhaust outlet in construct and arrange for sound attenuation therein. The apparatus also includes a catalytic converter arrangement positioned within the muffler arrangement between the exhaust inlet and exhaust outlet. During operation, the exhaust flow is directed both through the muffler arrangement and the catalytic converter arrangement, to advantage.