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Remote temperature sensing device and related remote temperature sensing method

  • US 7,985,022 B2
  • Filed: 03/01/2007
  • Issued: 07/26/2011
  • Est. Priority Date: 03/01/2007
  • Status: Expired due to Fees
First Claim
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1. A remote temperature sensing device having a temperature sensor placeable on a rotating item, comprising:

  • the temperature sensor being a plurality of rectangular-shaped amorphous magnetic alloy strips connected magnetically, wherein at least one of the amorphous magnetic alloy strips has a predetermined ferromagnetic Curie temperature and another amorphous magnetic alloy strip has a magnetic permeability exceeding 2,000, and the temperature sensor is placeable on the rotating item, wherein said temperature sensor is interrogated by a magnetic field and said temperature sensor'"'"'s response signal is detected electromagnetically.

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