Electroacoustic transducer

Details Electroacoustic transducer Electroacoustic transducer

1973-01-02

1990-11-20

Tudor, Harold J.

Communications, electrical: acoustic wave systems and devices

Signal transducers

Underwater type

310337, 367157, 367166, H04R 1700

Patent

active

049723898

ABSTRACT:
An electroacoustic transducer having a truncated hemispheric propagation or esponse pattern is disclosed. The transducer comprises an assembly of fish-bone shaped piezoelectric elements, each characterized by a plurality of rod portions extending from a spine portion. The assembly is pivotally mounted within a liquid filled acoustic window means.

REFERENCES:
patent: 2161980 (1939-06-01), Runge et al.
patent: 2405605 (1946-08-01), Goodale, Jr. et al.
patent: 2855572 (1958-10-01), Gitzendanner
patent: 2877432 (1959-03-01), Mattiat
patent: 3015789 (1962-01-01), Honda et al.
patent: 3111595 (1963-11-01), Junger
patent: 3158762 (1964-11-01), Horan
patent: 3266011 (1966-08-01), Massa

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