Back to results
US 5,708,208 AGranted
Testing head for the ultrasonic testing of a built-in polygonal socket screw
AssigneeABB Reaktor GmbH
InventorFrank Bonitz
Life of this patent
Estimating the term…
Abstract
A testing head is provided which operates in accordance with the contact technique and has a flexibly constructed adaptor piece that is adapted to an intended contour of the conical bottom surface. A ring structure, which is disposed on the base surface of the adaptor piece, is constructed as a one-piece or multiple-piece ultrasonic transducer.
Claims5
A testing head for the ultrasonic testing of a built-in polygonal socket screw having a polygonal socket with a bottom surface and an outer surface, the testing head comprising:
- an accommodation part having a side facing away from the bottom surface, said accommodation part being an adaptor piece formed of a flexible material with an intended contour of the bottom surface, said adaptor piece having a periphery spaced apart from the outer surface of the polygonal socket defining a free space therebetween;
- and
- at least one ultrasonic transducer being constructed as a continuous ring and being disposed on said side of said accommodation part facing away from the bottom surface.
Dependencies are inferred from the claim text.