Heating systems – Combined with water heater
Patent
1991-04-29
1993-06-22
Bennet, Henry A.
Heating systems
Combined with water heater
237 57, 431207, F24D 308
Patent
active
052210430
ABSTRACT:
A furnace located outside of a building or other enclosure to be heated with the furnace utilizing waste oil as a combustible fuel. The furnace is associated with a storage tank for the oil which includes a preheater or warmer therein as well as an oil preheater located in the oil supply line between the tank and furnace with the oil preheater being located adjacent the furnace and being preheated by the hot water produced by the furnace with the preheater or warmer in the tank also being communicated with the hot water heated by the furnace to reduce the viscosity thereof to facilitate the oil being pumped to the preheater and furnace. The hot water produced by the furnace can be used to heat water to be used for domestic purposes through a heat exchanger and also provide fan coil units with hot water and many other purposes. The furnace includes a unique arrangement of combustion chamber, heat transfer chambers and stack or chimney with a water jacket including a condenser unit to retain and condense water vapor or steam produced by the furnace.
REFERENCES:
patent: 1577428 (1926-03-01), Staples
patent: 1658412 (1928-02-01), Parker
patent: 4390007 (1983-06-01), Paquete
patent: 4768495 (1988-09-01), Zifferer
patent: 5080579 (1992-01-01), Specht
Bennet Henry A.
Hardy Manufacturing Company, Inc.
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