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:
Sep. 14, 1999

Filed:

Oct. 16, 1998
Applicant:
Inventors:

Timothy J Shellenberger, Johnson City, TN (US);

Fred A Overbey, Jr, Bristol, TN (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F22B / ;
U.S. Cl.
CPC ...
1224481 ; 122 13 ; 122 17 ;
Abstract

A water heater comprising a water container; a combustion chamber adjacent the water container; a burner associated with the combustion chamber; a flue connected to the combustion chamber; a blower assembly positioned to receive combustion products from the flue and including a blower; at least one inlet having a plurality of ports which permit air and extraneous fumes to enter the combustion chamber and prevent combustion of extraneous fumes outside of the combustion chamber; a temperature sensor positioned adjacent the inlet; and a controller connected to the blower and the temperature sensor, the controller being capable of activating the blower in response to temperature changes detected by the temperature sensor.


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