Venting system for a gas-fired heating plant

Stoves and furnaces – Stovepipes

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Details

98 48, 126312, 431 20, F23J 1102

Patent

active

040797279

ABSTRACT:
A venting system for the combustion chamber of a gas-fired heating plant has an elongate diverter box arranged vertically of the heating plant exteriorly thereof and having an upper portion and a lower portion with the latter having a bottom provided with a substantial opening disposed well above the base of the heating plant for the free admission of atmospheric air surrounding the heating plant into the diverter box and with the upper portion having selected openings for the reception of horizontally disposed pipings from the flue outlet for the combustion chamber and for the chimney flue with a vertical baffle depending from the closed top of the upper portion a substantial vertical extent into the diverter box and dividing it into a flue outlet section and a chimney flue section with said sections having thermostat means to indicate exteriorly of the sections the temperature of the gases therein and with a safety limit switch housed in the flue outlet section below the lower free end of the baffle and being protected by a barrier plate from cold down drafts from the chimney flue.

REFERENCES:
patent: 886391 (1908-05-01), Moore
patent: 1837581 (1931-12-01), Peterson
patent: 1840628 (1932-01-01), Howle
patent: 2002020 (1935-05-01), Nyborg
patent: 2486780 (1949-11-01), Fenberg
patent: 2698140 (1954-12-01), Buehler
patent: 2937697 (1960-05-01), Johnston

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