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:
Jul. 20, 2010

Filed:

Mar. 02, 2006
Applicant:

Steven E. Guzorek, Kinston, NC (US);

Inventor:

Steven E. Guzorek, Kinston, NC (US);

Assignee:

Field Controls, LLC, Kinston, NC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23J 13/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The combination of a vent assembly with a conduit assembly bounding a flow space into which discharged combustion gases are exhausted. The conduit assembly has a first conduit length in which: a) combustion gases are communicated in a first direction in a first path between the flue outlet and a vent outlet; and b) backflow is communicated in the first path in a direction opposite to the first direction. The conduit assembly has a draft control assembly, with a conduit portion defining a flow passage in which backflow is diverted out of the first path. The draft control assembly further has a flow guide assembly that intercepts and guidingly diverts the backflow into the conduit portion to be exhausted.


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