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Mobile thermostat to control space temperature in the building

  • US 5,419,489 A
  • Filed: 01/18/1994
  • Issued: 05/30/1995
  • Est. Priority Date: 01/18/1994
  • Status: Expired due to Fees
First Claim
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1. A building air temperature control for space heating and/or space cooling system having a central heating and/or cooling sources, the said building having a plurality of rooms serviced from the said central heating and/or cooling sources, means to automatically change units heating and/or cooling capacity, the said rooms of the building having at least two air temperature thermostats to control air temperature to provide adequate heating and/or cooling to the rooms, one of the said air temperature thermostats is a stationary thermostat permanently installed in the room and another one is a mobile thermostat located at any place in the building to control air temperature in any of the building'"'"'s rooms, the said mobile thermostat having authority to control air temperature in any room in the building, means provided so that only one thermostat controls room air temperature at any particular time, the said thermostats having means responsive to the current room air temperature value at the location of the thermostats, the said,thermostats having low and high temperature setpoints means, such that when the air temperature in the room at the thermostat location deviates from the said thermostat temperature setpoints the said thermostat generates the signal, the said signal is in proportion to the difference between the thermostat temperature setpoint and the air temperature in the room at thermostat location, the said signal is sent to the master controller, the said master controller having means to receive signals from the said thermostats and to send signals to building central heating and/or cooling system or to room heating and/or cooling system to change their output capacity to satisfy the thermostat'"'"'s air temperature requirements.

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