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Security device and system for monitoring pipes

  • US 8,742,942 B2
  • Filed: 12/08/2009
  • Issued: 06/03/2014
  • Est. Priority Date: 12/23/2008
  • Status: Active Grant
First Claim
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1. Safety device for a covering device (2) of a pipe and for a pipe, which can be used with a row of further pipes in a form welded to one another for producing pipelines, wherein the covering device (2) covers one end of the pipe and comprises a sleeve (5) inserted into the pipe and covering an inner wall of the pipe, wherein the safety device (1) is embodied to generate an alarm signal, wherein the safety device (1) comprises a structure-borne sound detection device comprising a structure-borne noise sensor (38) for detecting tampering with the pipe by sensing noise resulting from tampering, wherein the structure-borne noise sensor (38) is arranged on the sleeve inside the pipe and contacts the inner wall of the pipe.

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