Underwater transducers

Details Underwater transducers Underwater transducers

1985-12-17

1987-05-19

Ciarlante, Anthony V.

Measuring and testing

Vibration

By mechanical waves

73644, G01N 2904

Patent

active

046657509

ABSTRACT:
A transducer for sensing transient elastic waves in metallic components particularly in steel weldments below water on offshore structures comprises a piezoelectric sensing element (1) for coupling to the metallic component and shielded from noise arriving in directions other than the component by an elastomeric encapsulation (22) such as of aerated polyurethane.

REFERENCES:
patent: 3378705 (1968-04-01), Bacon
patent: 3529465 (1970-09-01), Kleesattel et al.
patent: 3921442 (1975-11-01), Soloway
patent: 4461177 (1984-07-01), Feng

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