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Ground-based transmission line conductor motion sensor

  • US 4,891,576 A
  • Filed: 08/22/1988
  • Issued: 01/02/1990
  • Est. Priority Date: 08/22/1988
  • Status: Expired due to Fees
First Claim
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1. A ground-based conductor motion sensing apparatus for remote sensing of movement of electric power transmission lines comprising:

  • a ground based motion detector comprising a conductor motion sensing means capable of sensing changes in the electric field surrounding an energized transmission line due to the motion of the transmission line and an alarm signal generation means capable of generating an alarm signal when a condition of transmission line motion is sensed; and

    an alarm signal receiving means capable of receiving the signal generated from said alarm signal generating means and triggering an alarm in response to said signal which indicates that transmission line motion has been sensed.

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