• CN 2,252,430 Y
  • Filed: 12/09/1995
  • Issued: 04/16/1997
  • Est. Priority Date: 12/09/1995
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of protector, it is a kind of improved elasticity copper reed line contact structures type Security Unit, it is made up of plastic casing (1), outside line reed (2), interior lines reed (3), ground wire reed (4), signal reed (5) and (6), discharge tube (7), macromolecular thermosensitive resistor (8) and light-emitting diode (9) etc., it is characterized in that:

  • i at lower end overcoat one low-melting plastic insulating tube (10) of signal reed (5), the both sides of plastic insulating tube (10) are respectively by outside line reed (2) and ground wire reed (4) clamping;


    macromolecular thermosensitive resistor (8) vertically is placed between outside line reed (2) and the interior lines reed (3);


    screw (11) fastens outside ground wire reed (4) hook central authorities and the housing (1), and play clamping discharge tube (7) and connect with security personnel row ground strap.

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