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Temperature control for a bed

  • US 5,948,303 A
  • Filed: 05/04/1998
  • Issued: 09/07/1999
  • Est. Priority Date: 05/04/1998
  • Status: Expired due to Fees
First Claim
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1. A temperature control apparatus for controlling the temperature of a resting surface on a mattress of a bed, comprising:

  • at least a first heating element in the resting surface for warming a first area of the resting surface;

    a central control unit;

    at least a first temperature sensor in said resting surface for sensing the temperature of the first area of the resting surface, and transmitting the information to said central control unit;

    said central control unit having a central processing unit interconnected with said first heating element and said first temperature sensor for receiving information from said first temperature sensor and selectively operating said first heating element to raise and lower the temperature in the first area to a predetermined temperature;

    a timer operatively connected to said control unit, andan occupant sensor in the resting surface connected to said control unit for sensing the presence of a person on the resting surface;

    said central control unit being programmed to change the temperature of the first area after a first predetermined time period, said first predetermined time period being initiated upon said central control unit receiving information from said occupant sensor indicating the presence of a person on the resting surface.

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