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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||237/8R ; 236/9A ; 165/40|
|발명자 / 주소|
|인용정보||피인용 횟수 : 5 인용 특허 : 3|
A control circuit for a heating system having a gas burner assembly, a heat absorbing coil, a heat releasing coil, a circulating pump for pumping a hydronic fluid between the two coils, and an air blower for the heat releasing coil is disclosed. The control circuit includes a thermostat located in the space to be heated and a first relay switch which electrically connects the circulating pump in response to a signal from the thermostat. A combustion safety control is electrically connected to the thermostat, a main gas valve, and a flame sensor such that...
A control circuit for a heating system having a compartment in which a gas burner assembly and a heat absorbing coil are disposed, the burner assembly including an ignitor and a main gas valve, the heating system further having a heat releasing coil disposed in an enclosure in a space to be heated, a circulating pump means for pumping a hydronic fluid between the two coils, and an air blower means for blowing air over the heat releasing coil and into the space to be heated; said control circuit comprising: a thermostat means located in the space to be he...