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:
Apr. 08, 2003
Filed:
Nov. 10, 2000
Applicant:
Inventors:
Duong Luu, Mississauga, CA;
Huynh Hy Co, Mississauga, CA;
Patrick Kelly, Orangeville, CA;
Thomas J. Beal, Ossian, IN (US);
Assignee:
CFM Corporation, Mississauga, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23L 1/704 ;
U.S. Cl.
CPC ...
F23L 1/704 ;
Abstract
A drafthood assembly for inclusion within a vent stack for a direct venting stove or fireplace, converting the direct venting stove or fireplace for use with a natural venting flue. The assembly includes an air intake section for feeding ambient room air into the combustion chamber and an exhaust gas section for feeding ambient room air into the products of combustion that are exhausted from the combustion chamber in order to cool the exhaust gas products so that a B-vent type flue can be used to carry the exhaust gas products out of the dwelling.