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Trigger mechanism

  • US 8,384,553 B2
  • Filed: 03/02/2010
  • Issued: 02/26/2013
  • Est. Priority Date: 03/02/2010
  • Status: Active Grant
First Claim
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1. A trigger mechanism comprising:

  • sensing electronics;

    a power source;

    a length of bifilar wire comprising two electrically conductive filaments separated by an insulator, the bifilar wire having a first end in electrical connection with the sensing electronics and the power source and a second end which is free;

    wherein the sensing electronics are configured to monitor the status of a circuit created between the bifilar wire, sensing electronics and power source when two filaments of the bifilar wire are fused or joined together at a section along the length of the bifilar wire.

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