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. 23, 2023
Filed:
Mar. 28, 2019
Applicant:
Marelli Corporation, Saitama, JP;
Inventors:
Tsukasa Minato, Saitama, JP;
Masayuki Hara, Saitama, JP;
Noriyoshi Sasaki, Saitama, JP;
Nobuhiro Saitou, Saitama, JP;
Assignee:
Marelli Corporation, Saitama, JP;
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/02 (2006.01); F01N 13/18 (2010.01); G10K 11/16 (2006.01);
U.S. Cl.
CPC ...
F01N 1/026 (2013.01); F01N 13/1805 (2013.01); F01N 13/1838 (2013.01); G10K 11/161 (2013.01);
Abstract
A muffler for an engine includes a muffler body, at least one partition wall, and at least one reinforcing plate. The muffler body has an inner space formed by a shell. The partition wall includes a flange portion which is in tight contact with an inner surface of the shell, and the partition wall divides the inner space of the muffler body into a plurality of chambers. The reinforcing plate is welded on an outer surface of the shell at a position facing the flange portion of the partition wall.