VERFAHREN UND VORRICHTUNG ZUR PRUEFUNG VON ELEKTRISCH LEITENDEN GEGENSTAENDEN MITTELS ULTRASCHALL

The subject of the invention is a method and device for non-destructive testing of electrically conducting objects (10) by means of penetrating ultra-sonic waves, whereby the ultra-sonics signals are electro-dynamically generated. While being tested the object is located in a magnetic field. The pro...

Full description

Saved in:
Bibliographic Details
Main Author HUESCHELRATH,GERHARD,DR
Format Patent
LanguageGerman
Published 17.10.1985
Edition4
Subjects
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
MEASURING ANGLES
MEASURING AREAS
MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS
PHYSICS
TESTING
Online AccessGet full text

Cover

More Information
Summary:The subject of the invention is a method and device for non-destructive testing of electrically conducting objects (10) by means of penetrating ultra-sonic waves, whereby the ultra-sonics signals are electro-dynamically generated. While being tested the object is located in a magnetic field. The probes (30, 32) arranged on diametrically opposite sides of the object (10) are set at the smallest possible constantly maintained distance from the surface. The signals used for detecting the flaw are corrected so that any variations in the thickness of the object (10) in the area of the probes (30, 32) are taken into account.
Bibliography:Application Number: DE19843413787