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Temperature probe

  • US 3,147,457 A
  • Filed: 08/02/1961
  • Issued: 09/01/1964
  • Est. Priority Date: 08/02/1961
  • Status: Expired due to Term
First Claim
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1. A TEMPERATURE PROBE, COMPRISING A HOLLOW TUBE CLOSED AT ONE END, A THERMISTOR WITHIN THE TUBE AND POSITIONED ADJACENT THE CLOSED END, LEADS CONNECTED TO THE THERMISTOR AND EXTENDING THROUGH THE TUBE AND OUT THE OPEN END OF THE TUBE, A GLASS ENVELOPE ENCLOSING THE THERMISTOR AND PORTIONS OF THE LEADS ADJACENT THE THERMISTOR, AND A HEAT-CONDUCTING AND ELECTRICALLY-INSULATING MATERIAL SURROUNDING SAID ENVELOPE, SAID MATERIAL ALSO CONTACTING THE CLOSED END AND INTERIOR SIDE WALLS OF SAID TUBE ADJACENT THE THERMISTOR.

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