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Apparatus for testing an elongated conduit using an internally applied non destructive wall deformation

  • US 5,163,330 A
  • Filed: 01/02/1992
  • Issued: 11/17/1992
  • Est. Priority Date: 04/04/1989
  • Status: Expired due to Fees
First Claim
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1. Apparatus for conducting non-destructive testing of an elongated conduit that includes:

  • a carriage for movement along said conduit,a test bar having opposing ends, said test bar rotatably mounted on said carriage for movement in a plane perpendicular to a central longitudinal axis of said conduit,means for extending both ends of said bar into contact against an inner wall of said conduit to deform said wall,sensing means for measuring the amount of deformation produced by said bar and providing an output data signal indicative thereof, andmemory means for storing the data signal information.

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