Acoustic receiver array assembly

Details Acoustic receiver array assembly Acoustic receiver array assembly

1996-04-28

1998-01-06

Lobo, Ian J.

Communications, electrical: acoustic wave systems and devices

Signal transducers

Underwater type

367173, H04R 1700

Patent

active

057062536

ABSTRACT:
An acoustic receiver array assembly includes an underwater vehicle having a ase portion and an acoustic receiver portion. The base portion is provided with a rigid boundary wall defining a first largest diameter. The receiver portion is provided with a flexible boundary wall expandable from a generally cylindrical configuration of no more than the first diameter to an expanded configuration of a second diameter substantially larger than the first diameter, the receiver portion defining a chamber. Expansion means is disposed in the chamber and is operable to expand the receiver portion boundary wall to the second diameter. Acoustic receivers are mounted in the receiver portion and provide an acoustic receiver array which expands commensurately with the expansion of the receiver portion boundary wall.

REFERENCES:
patent: 3145679 (1964-08-01), Brooks
patent: 3566346 (1971-02-01), Scopatz
patent: 3886491 (1975-05-01), Jonkey et al.
patent: 4449211 (1984-05-01), Schmidt et al.
patent: 5091892 (1992-02-01), Secretan
patent: 5363343 (1994-11-01), Klein

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