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. 13, 2022
Filed:
Sep. 29, 2020
Purem Gmbh, Neunkirchen, DE;
Peter Kast, Esslingen, DE;
Michael Dentler, Reichenbach, DE;
Vincent Eder, Esslingen, DE;
Mathias Rothfuss, Waiblingen, DE;
Purem GmbH, Neunkirchen, DE;
Abstract
An internal combustion engine exhaust system mixer device includes a bottom element () includes a downstream rear side () and a front side (). The bottom element has a reactant introduction opening (), open to a reactant receiving volume (), and expands therefrom radially from the reactant introduction opening toward the front side. Exhaust gas passage ducts (), arranged following one another in the circumferential direction about the opening axis (A), open to the reactant receiving volume. A swirl generation element () is connected to the bottom element and encloses the opening axis. A mixing volume () adjoins the reactant receiving volume in the direction of the opening axis and is formed in the swirl generation element. A plurality of exhaust gas passage openings (), following one another in the circumferential direction, about the opening axis are provided in the swirl generation element.