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. 09, 2023
Filed:
May. 01, 2020
Applicant:
Purem Gmbh, Neunkirchen, DE;
Inventors:
Nicolas Mettenleiter, uml o+ee ngen, DE;
Thomas Uhlemann, Esslingen, DE;
Frank Berkemer, Eningen, DE;
Assignee:
PUREM GMBH, Neunkirchen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/02 (2006.01);
U.S. Cl.
CPC ...
F01N 1/023 (2013.01); F01N 1/02 (2013.01); F01N 2470/02 (2013.01); F01N 2490/04 (2013.01); F01N 2490/15 (2013.01);
Abstract
An exhaust muffler for an exhaust system of an internal combustion engine, especially for a vehicle, includes a muffler housing with a flow volume (), through which exhaust gas can flow, an exhaust gas inlet () and an exhaust gas outlet (). A first resonator chamber () is open towards the flow volume () via a first resonator neck (). A second resonator chamber () is open towards the flow volume () via a second resonator neck (). A resonator pipe () provides the first resonator neck () and the second resonator neck ().