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:
Aug. 24, 2021

Filed:

Dec. 12, 2018
Applicant:

Rheem Manufacturing Company, Atlanta, GA (US);

Inventors:

Piyush Porwal, Montgomery, AL (US);

Ashwin Rao, Montgomery, AL (US);

Jason Hall, Prattville, AL (US);

Jozef Boros, Atlanta, GA (US);

Assignee:

Rheem Manufacturing Company, Atlanta, GA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24H 9/18 (2006.01); F24H 1/14 (2006.01); F23C 3/00 (2006.01); F24H 1/20 (2006.01); F23B 80/04 (2006.01); F23M 20/00 (2014.01);
U.S. Cl.
CPC ...
F24H 9/1836 (2013.01); F23C 3/002 (2013.01); F24H 1/145 (2013.01); F24H 1/205 (2013.01); F23B 80/04 (2013.01); F23M 20/00 (2015.01);
Abstract

A combustion tube assembly of a water heater includes a combustion tube having an open end, a closed end, and an outflow opening between the open end and the closed end. A cavity of the combustion tube provides a chamber for a combustion of a water heater fuel, where the outflow opening provides an outlet for an exhaust gas resulting from the combustion of the water heater fuel to exit the combustion tube. The combustion tube assembly further includes a spring positioned in the cavity of the combustion tube at the closed end of the combustion tube.


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