Furnace air circulation system

Details Furnace air circulation system Furnace air circulation system

1977-07-05

1979-02-06

Holko, Thomas J.

Heating systems

Air

Flue heated

126117, 165DIG2, F24B 702, F24B 704

Patent

active

041380622

ABSTRACT:
In connection with a furnace having a forced air recirculation system driven by a blower, and an atmospheric flue for its combustion chamber, a heat exchanger housing surrounding the flue to extract heat therefrom, the furnace blower drawing atmospheric air through the heat exchanger housing into the recirculating air system in proportions controlled either manually or automatically.

REFERENCES:
patent: 1059600 (1913-04-01), Fisher
patent: 2252784 (1941-08-01), Powers
patent: 2362940 (1944-11-01), Skerritt
patent: 2479413 (1949-08-01), Ryan
patent: 2879976 (1959-03-01), Rose
patent: 2890866 (1959-06-01), Hansen
patent: 2910276 (1959-10-01), Escher
patent: 2962218 (1960-11-01), Dibert
patent: 3009643 (1961-11-01), Dibert
patent: 4050627 (1977-09-01), Mayer

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