Supplemental air supply for a fireplace

Stoves and furnaces – Liquid heater

Patent

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Details

98 36, 126 85B, F24B 700

Patent

active

041081447

ABSTRACT:
A fireplace having means for the injection of combustion and necessary dilution air consisting of a pair of louvered chambers positioned on each side of the front of the fireplace. Deflectors associated with the louvers direct the air inward and upward, whereby streams of air from the two louvered chambers combine in the central upper region of the fireplace opening and enter the fireplace. The supplemental air is obtained from outside the building housing the fireplace through a cased inlet or inlets on the outside wall of the building, the casing having an air entrance face which is outward of the wall by a dimension of approximately 1/4 to 3/4 inch.

REFERENCES:
patent: 2231258 (1941-02-01), Elmore
patent: 2470430 (1949-05-01), Carter
patent: 2497486 (1950-02-01), Barber
patent: 3094980 (1963-06-01), Inabnit
patent: 3113501 (1963-12-01), Cargo
patent: 4010728 (1977-03-01), Hempel et al.
patent: 4042160 (1977-08-01), Ickes
patent: 4106859 (1977-04-01), Landowski

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