Stoves and furnaces – Fireplaces or accessories – With heat exchanger for room heating air
Patent
1993-03-05
1994-08-02
Jones, Larry
Stoves and furnaces
Fireplaces or accessories
With heat exchanger for room heating air
126500, 126503, 126 8, F24B 1188
Patent
active
053336011
ABSTRACT:
This invention relates to A contra-flow masonry heater comprising: a firebox having a front opening, an air intake communicating with a source of fresh air and an upper flue outlet; at least one vertical contra-flow heat exchange channel communicating between the flue outlet and an exhaust port, the firebox and channel having walls of refractory material for mass absorption of heat energy from a burning fuel and combustion gases contained therein and subsequent radiant release of heat energy to an adjacent space, a down draft hood communicating between the exhaust port and outside air, the down draft hood having a plenum communicating among an exhaust inlet, a chimney and a relief port, the relief port being located below the elevation of the exhaust inlet and communicating with the source of fresh air; and an air tight door secured to the front opening of the firebox.
REFERENCES:
patent: 773920 (1904-11-01), Boulger
patent: 4466420 (1984-08-01), Ernisse et al.
patent: 4730598 (1988-03-01), Swinton
patent: 4827900 (1989-05-01), Bonner
patent: 5014680 (1991-05-01), Siemer
"Clean Efficient Masonry Heating The Intelligent Alternative" (brochure).
"Temp-Cast 2000" (brochure).
"TuliKivi TU 800" (brochure).
"Finnish Fireplace Construction Manual 1984", Albert A. Barden, III, pp. 53-57.
"Finnish Fireplaces, Heart of the Home", A. Barden et al., pp. 33, 41, 51 and 101.
Brochure by Hearth Warmers.
Brochure by Dietmeyer, Ward & Stroud, Inc.
Hill Andrea Kirsty Lee
Hill Christy Brianna
Jones Larry
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