Backing for ultrasonic transducer crystal

Details Backing for ultrasonic transducer crystal Backing for ultrasonic transducer crystal

1982-08-09

1983-12-13

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

H01L 4108

Patent

active

044207077

ABSTRACT:
A disk of porous sintered metal is employed as the backing material for the piezoelectric crystal in an ultrasonic transducer.

REFERENCES:
patent: 3376438 (1968-04-01), Colbert
patent: 3794866 (1974-02-01), McElroy et al.
patent: 3810385 (1974-05-01), McFaul et al.
patent: 3925692 (1975-12-01), Leschek et al.
patent: 3935484 (1976-01-01), Leschek et al.

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