F - Mech Eng,Light,Heat,Weapons – 24 – B
Patent
F - Mech Eng,Light,Heat,Weapons
24
B
126/96
F24B 7/04 (2006.01) F24B 1/188 (2006.01)
Patent
CA 1262846
FIREPLACE HEAT ABSORBING AND TRANSMITTING APPARATUS ABSTRACT This invention is directed to a novel appara- tus which can be mounted above the firebox of a conven- tional fireplace in a dwelling for the purpose of extracting heat from hot flue gas emitted by fuel burned in the fireplace and utilizing the extracted heat to warm air which is transmitted into the room in which the fireplace is located. An apparatus for use in associ- ation with a fireplace located in a dwelling, the fire- place being constructed of a firebox and a chimney connected with the firebox comprising: (a) passage means associated with the apparatus for enabling hot flue gas generated by fuel burned in the firebox to pass proximate to the apparatus before passing up the chim- ney; (b) means enclosing at least a part of the passage means (a) adapted for extracting heat from the hot flue gas as it passes upwardly through means (a); (c) means associated with partial enclosing means (b) for enabling ambient air to be drawn exterior to the dwelling in which the fireplace and chimney are located into the enclosing means (b); and (d) means associated with partial enclosing means (b) for enabling air heated in the enclosing means (b) by heat exchange with the hot flue gases to be conveyed to the interior of the dwelling.
495450
Hoffman Kenneth Burton
Hoffman Lorne Murril
Hoffman Kenneth Burton
Hoffman Lorne Murril
Oyen Wiggs Green & Mutala Llp
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