Automatic temperature and humidity regulation – Combined heater and apartment controlled
Patent
1974-07-17
1976-04-06
Wayner, William E.
Automatic temperature and humidity regulation
Combined heater and apartment controlled
62202, 236 68B, 165 26, 337377, G05D 2330
Patent
active
039484386
ABSTRACT:
The disclosure describes an improved thermostat for a heating or cooling system which is capable of accurately controlling the duration of the cycle periods of the system. The improved thermostat includes an anticipator capable of dissipating heat at a substantially constant rate over a wide range of applied voltages and current. According to a preferred teaching of the disclosure, the anticipator comprises a thermistor consisting of positive temperature coefficient (PTC) material.
REFERENCES:
patent: 2751153 (1956-06-01), Seifert
patent: 2767922 (1956-10-01), Rennecamp
patent: 3231522 (1966-01-01), Blodgett et al.
patent: 3445632 (1969-05-01), Lewis
patent: 3564199 (1971-02-01), Blaha
patent: 3799433 (1974-03-01), Bauer et al.
Lennox Industries Inc.
Wayner William E.
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