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Method of screening the magnetic field generated by an electrical power transmission line and electrical power transmission line so screened

  • US 7,365,269 B2
  • Filed: 10/09/2002
  • Issued: 04/29/2008
  • Est. Priority Date: 10/09/2002
  • Status: Expired due to Term
First Claim
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1. An electrical power transmission line, comprising:

  • at least one electrical cable;

    a conduit of ferromagnetic material enclosing said at least one cable and comprising a base and a cover; and

    electrical contact elements electrically connecting said base and said cover, wherein said electrical contact elements are selected from the group of metal fusion joints and resilient members suitable to penetrate said ferromagnetic material.

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