Acoustic pressure pulse generator

Details Acoustic pressure pulse generator Acoustic pressure pulse generator

1993-11-12

1995-06-13

Eldred, J. Woodrow

Communications, electrical: acoustic wave systems and devices

Signal transducers

Underwater type

367185, 181173, 181172, 181157, 181148, 12866203, 381193, 381202, H04R 2300

Patent

active

054250021

ABSTRACT:
An apparatus for generating acoustic pressure pulses in an acoustic medium has a membrane that can be driven which adjoins the acoustic medium and which is driven in an impact-producing manner. The membrane is mechanically pre-stressed so that it returns into its initial position after a pressure pulse is generated.

REFERENCES:
patent: 4980873 (1990-12-01), Gross et al.
patent: 5022084 (1991-06-01), Shinjo
patent: 5283836 (1994-02-01), Trufitt

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