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Security tag attachment

  • US 5,208,580 A
  • Filed: 12/20/1990
  • Issued: 05/04/1993
  • Est. Priority Date: 12/21/1989
  • Status: Expired due to Term
First Claim
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1. A security or antipilferage tag and means for attaching the tag to an article of merchandise, wherein the tag comprises an electrical circuit including means for generating an alarm signal under predetermined conditions, and wherein the attachment means is shaped so as to fit against a surface region of the tag whereby a portion of the article of merchandise is clamped between the tag and the attachment means, thereby retaining the tag on the article of merchandise, the attachment means comprising a generally circular cap having an upper surface and a lower surface, and a pair of pins depending from said lower surface of the cap, wherein (a) each of said pins is electrically conductive or includes within it an electrically conductive pathway;

  • (b) an electrical conductor is provided within the body of said cap which makes an electrical connection between the pair of pins;

    (c) one of said pair of pins is located at the center of the lower surface of said cap and the other of said pair of pins is located intermediate the center of the cap and the periphery thereof; and

    (d) the tag includes a first opening in the form of a centrally located pin hole orifice adapted to receive the central pin of said attachment means and to permit electrical contact between said central pin and a first component of the electrical circuit within the tag, and a second opening in the form of an annular channel adapted to receive the other of said pair of pins of said attachment means and to permit electrical contact between said other pin and a further component of the electrical circuit within the tag.

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