Rotational means for automatic damper means

Details Rotational means for automatic damper means Rotational means for automatic damper means

1985-10-01

1987-03-03

Wayner, William E.

Automatic temperature and humidity regulation

Hot-air furnace

236 49, 236 51, F24F 700

Patent

active

046469621

ABSTRACT:
Damper means having rotatable closure means mounted in a housing placed in the flow stream of a heating/cooling medium to regulate and control the medium being transported through duct means of a heating/cooling device; said closure means being operated by motor means, said motor means and fuel control means of the heating/cooling device being energized by means of a coded signal of thermostatically operated generator/transmitter means, said signal being transmitted along existing wires of a structure to receiver means, said receiver means electrically connecting to said motor means and to fuel control means, demodulating said coded signal and operating said motor means and fuel control means.

REFERENCES:
patent: 2271487 (1942-01-01), Nessell
patent: 3939456 (1976-02-01), Curtis et al.
patent: 3972471 (1976-08-01), Ziegler
patent: 4433719 (1984-02-01), Cherry et al.
patent: 4449664 (1984-05-01), Mithuhira et al.
patent: 4517548 (1985-05-01), Masahiro et al.

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