Fireplace

Details Fireplace Fireplace

1977-10-12

1979-10-09

O'Dea, William F.

Stoves and furnaces

Liquid heater

F24B 118

Patent

active

041702190

ABSTRACT:
The invention relates to a heater which is connected to the flue of a house. The heater includes a firebox, an intermediate plenum chamber and an outer plenum chamber. Either atmospheric or ambient air is introduced into the heater and led over the heated surfaces of the two plenum chambers before issuing into the space to be heated.

REFERENCES:
patent: 1587227 (1926-06-01), Hallberg
patent: 1588587 (1926-06-01), Klaus
patent: 3888231 (1975-06-01), Galluzzo et al.
patent: 4003362 (1977-01-01), Lener
patent: 4010728 (1977-03-01), Hempel et al.
patent: 4060196 (1977-11-01), Goldsby et al.
patent: 4074679 (1978-02-01), Jensen
patent: 4089320 (1978-05-01), Brown et al.

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