Heat saving apparatus

Details Heat saving apparatus Heat saving apparatus

1974-11-01

1976-01-27

Wayner, William E.

Heating systems

Air

Flue heated

165DIG2, F24B 702

Patent

active

039347982

ABSTRACT:
A simplified heat exchanging system is provided for saving heat in a forced draft home heating system by directing air from a return register to the return plenum through a heat exchanger interposed in the line of the flue and having an enlarged casing extending between tapered collars and enclosing heat exchange tubes having about the same cross-sectional area as the flue.

REFERENCES:
patent: 114013 (1871-04-01), Jennings
patent: 1487709 (1924-03-01), Besser
patent: 2084408 (1937-06-01), Mueller
patent: 2252784 (1941-08-01), Powers
patent: 2902265 (1959-09-01), Dubovick

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