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Ultrasonic multi-transducer rotatable scanning apparatus and method of use thereof

  • US 5,974,889 A
  • Filed: 01/02/1998
  • Issued: 11/02/1999
  • Est. Priority Date: 01/02/1998
  • Status: Expired due to Fees
First Claim
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1. An apparatus for ultrasonic scanning a surface, said apparatus comprising:

  • a plurality of pairs of 180 degree oppositely disposed ultrasonic transducers having beam axes;

    said transducers mounted in a rotatable head having a central axis about which said head is rotatable; and

    a positioning means for positioning said transducers such that all of said beam axes intersect said central axis at a single point, said beam axes within each pair of said transducers are equiangular with respect to said central axis, and said beam axes of different pairs of transducers have incident and reflective angles respectively of said beam axes that are different from those of other pairs.

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