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Temperature controller for incubators

  • US 3,920,000 A
  • Filed: 05/22/1974
  • Issued: 11/18/1975
  • Est. Priority Date: 05/22/1974
  • Status: Expired due to Term
First Claim
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1. A method of controlling the temperature inside an incubator having a heater for supplying warm air to said incubator, said method comprising the steps of:

  • a. measuring the temperature of the air inside said incubator, b. measuring the temperature of the skin of an infant in the incubator, c. measuring the temperature of at least one wall of said incubator, each said wall affecting, through heat radiation, the body temperature of the infant, d. calculating an environment temperature and a control temperature, said environment temperature being a function of the measured air temperature and the measured wall temperature, and said control temperature being a function of the measured skin temperature of the infant and said environment temperature, and e. turning off said heater when said control temperature exceeds a predetermined temperature.

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