Transducer device

Details Transducer device Transducer device

1984-06-14

1989-09-12

Kyle, Deborah L.

Communications, electrical: acoustic wave systems and devices

Signal transducers

Underwater type

367173, 367155, 367168, 310337, H04R 1700

Patent

active

048666823

ABSTRACT:
The present invention is directed to an ultrasonic device comprising a plurality of transducer elements arranged in rows and columns and acoustic insulation material maintained between each two adjacent rows of transducer elements. The ultrasonic device comprises (i) a plurality of rows of the transducer elements, each row being disposed on an imaginary circle, (ii) a plurality of circular plates each supporting one of said rows and (iii) spacers for spacing adjacent plates of the plurality of plates at a predetermined space interval, thereby forming a cylindrical array.

REFERENCES:
patent: 2473971 (1949-06-01), Ross
patent: 2515154 (1950-07-01), Lanphier
patent: 3922572 (1975-11-01), Cook et al.
patent: 3992693 (1976-11-01), Martin et al.
patent: 4271490 (1981-06-01), Minohara et al.

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