Patent ID: 8578780
Filing Date: 2013-11-12
Classification: G01N

Abstract:
1. An apparatus for internally inspecting a workpiece having a hollow cylindrical hole, the apparatus comprising: an elastically deformable carrier having a form of a segment of a hollow cylinder and a front side; an ultrasound transducer configuration having a plurality of ultrasound transducer elements disposed in at least one row next to one another in said elastically deformable carrier, said ultrasound transducer elements having transmitting and receiving surfaces; a plurality of sliding knobs extending in a longitudinal direction of said elastically deformable carrier and projecting with a protrusion in a radial direction along said transmitting and receiving surfaces of said ultrasound transducer elements; said elastically deformable carrier having a number of cutouts formed therein corresponding to a number of said ultrasound transducer elements; and a matching film disposed on said front side and functioning as a matching layer for covering said cutouts, said ultrasound transducer elements inserted in said cutouts and bonded to said matching film via said transmitting and receiving surfaces.