Electromagnetic acoustic transducer

Measuring and testing – Vibration – By mechanical waves

Patent

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Details

324232, 324220, G01N 2904

Patent

active

044716583

ABSTRACT:
An improved electromagnetic acoustic transducer essentially which comprises supports located at both the ends of a core assembly, a plurality of ferrite members, a plurality of permanent magnets or electromagnets and a plurality of coils wound around the core assembly, said combination functioning to inspect for any defect in a tubing having a small diameter.

REFERENCES:
patent: 4127035 (1978-11-01), Vasile
patent: 4218924 (1980-08-01), Fortunico et al.
patent: 4232557 (1980-11-01), Vasile

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