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Indoor type telephone network interface device

  • US 4,647,725 A
  • Filed: 03/11/1985
  • Issued: 03/03/1987
  • Est. Priority Date: 03/11/1985
  • Status: Expired due to Term
First Claim
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1. A telephone network interface device adapted for limited access by telephone subscribers and complete access by telephone company employees comprising a base on which there is:

  • (a) first and second set of terminals, said first set of terminals adapted to be connected to that portion of a telephone subscriber loop not owned by the subscriber and said second set of terminals being adapted to be connected to the subscriber'"'"'s premise wiring;

    (b) a first dielectric carrier having electrical contacts therein;

    (c) a second dielectric carrier and plug both the plug and second dielectric carrier having electrical contacts therein;

    (d) means electrically connecting the plug to the second set of terminals, means electrically connecting the first dielectric carrier to the second set of terminals, and means electrically connecting the second dielectric carrier to the first set of terminals;

    (e) a wall means disposed between said first and second set of terminals; and

    ,(f) a shield means covering the first but not the second set of terminals.

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