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Bourdon tube transducer

  • US 4,279,155 A
  • Filed: 01/24/1980
  • Issued: 07/21/1981
  • Est. Priority Date: 01/24/1980
  • Status: Expired due to Term
First Claim
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1. An environmental parameter transducer comprising:

  • a bourdon tube means for sensing an environmental parameter at a remote port;

    an electrical circuit controlled by the bourdon tube means;

    means for providing an electrical reactance in the electrical circuit means, including an electrical conductive plate that has the same curvature as the bourdon tube means, of the same material as the bourdon tube means; and

    means for retaining the conductor in a parallel configuration with the bourdon tube means separated therefrom by a preselected distance and electrically insulated therefrom.

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