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:
Apr. 29, 2025

Filed:

Jan. 19, 2024
Applicant:

Watlow Electric Manufacturing Company, St. Louis, MO (US);

Inventors:

Mark D. Everly, St. Charles, MO (US);

Jeremy Ohse, St. Louis, MO (US);

David P. Culbertson, Bristol, WI (US);

Richard T. Williams, Genoa City, WI (US);

George Jambor, Burlington, WI (US);

Jacob Wilson, St. Charles, MO (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2005.12); F01N 3/027 (2005.12); F23G 7/00 (2005.12); H05B 3/48 (2005.12);
U.S. Cl.
CPC ...
F01N 3/2013 (2012.12); F01N 3/027 (2012.12); F23G 7/00 (2012.12); H05B 3/48 (2012.12); F01N 2240/16 (2012.12); F01N 2450/22 (2012.12); H05B 2203/014 (2012.12); H05B 2203/022 (2012.12);
Abstract

An exhaust gas heater system for an exhaust system of an internal combustion engine includes a housing and a heating element. The housing includes an outer peripheral wall disposed about a central axis and defining an interior hollow space configured to receive exhaust gas from an exhaust pipe of the exhaust system such that the exhaust gas flows through the interior hollow space. The heating element is positioned within the hollow space and including a first end and a second end. The heating element includes a first section proceeding in a first direction and a second section proceeding in a second direction. The support structure is configured to extend along a path conforming to a path of the first and second sections.


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