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Metallic cable-locating apparatus and method having an image capturing means

  • US 5,438,265 A
  • Filed: 09/23/1993
  • Issued: 08/01/1995
  • Est. Priority Date: 09/23/1993
  • Status: Expired due to Term
First Claim
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1. A method for locating and identifying a metallic cable comprising the steps of:

  • (a) applying a Radio Frequency (RF) signal to the metallic cable so that the metallic cable radiates RF energy;

    (b) establishing the approximate location of the cable by sensing the RF energy radiated by the cable via an RF sensing device;

    (c) situating a cable-locating member, having a viewing window in one end thereof, proximate the cable so that the viewing window in the member is approximately contiguous to the cable; and

    (d) capturing an image of the cable, visible through the viewing window in the member, to observe and identify the cable.

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