Stoves and furnaces – Tool having fluid fuel burner – Soldering iron
Patent
1978-01-06
1980-02-26
Yuen, Henry C.
Stoves and furnaces
Tool having fluid fuel burner
Soldering iron
237 2B, 165 29, 62160, 62 2, 126427, F27J 302
Patent
active
041901991
ABSTRACT:
A heating system incorporating a conventional furnace, heat pump and solar energy subsystem is disclosed herein. A control unit coordinates operation of the components. In a solar assist mode, heat stored in the solar energy subsystem is transferred to the outside or evaporator coil of the heat pump to increase the efficiency thereof.
REFERENCES:
patent: 3996759 (1977-12-01), Meckler
patent: 3996998 (1976-12-01), Garst et al.
patent: 4012920 (1977-03-01), Kirschbaum
patent: 4030312 (1977-06-01), Wallin et al.
patent: 4065938 (1976-01-01), Jonsson
patent: 4102390 (1978-07-01), Harnish et al.
Buckley Paul K.
Cawley Richard E.
Bennett Henry A.
Lennox Industries Inc.
Yuen Henry C.
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