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.

Date of Patent:
Feb. 27, 2024

Filed:

Sep. 27, 2021
Applicant:

Mann+hummel Gmbh, Ludwigsburg, DE;

Inventor:

Timothy Molascon, Kalamazoo, MI (US);

Assignee:

MANN+HUMMEL GmbH, Ludwigsburg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/02 (2006.01); F02M 35/12 (2006.01); B60R 13/08 (2006.01); G10K 11/16 (2006.01); G10K 11/172 (2006.01);
U.S. Cl.
CPC ...
B60R 13/0846 (2013.01); F01N 1/026 (2013.01); F02M 35/1266 (2013.01); F02M 35/1283 (2013.01); G10K 11/161 (2013.01); G10K 11/172 (2013.01);
Abstract

A space-saving broadband resonator configured to install within and utilize inner space of other components and includes a resonator insert having a tubular pipe elongated along a central axis, the tubular pipe having a circumferential outer wall having a plurality of perforation holes spaced apart and extending radially through the circumferential outer wall. An interior of the tubular pipe forms a gas flow duct. A plurality of annular disk-shaped walls provided on and projecting radially outwardly from the tubular pipe. Adjacent annular disk-shaped walls spaced axially part from each other define resonator chambers therebetween. A bell mouth is formed at the second axial end of the tubular pipe, the bell mouth flared radially outwardly.


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