Method of generating an elastic wave

Details Method of generating an elastic wave Method of generating an elastic wave

1989-08-08

1991-02-19

Steinberger, Brian

Communications, electrical: acoustic wave systems and devices

Signal transducers

Underwater type

181175, H01R 102, A61B 800

Patent

active

049950126

ABSTRACT:
An acoustic filter is provided for attenuating or suppressing the negative pressure half-waves of an elastic wave, comprising an enclosure containing a liquid whose saturating vapor tension is close to the atmospheric pressure. A pump causes the liquid to flow and a regulator fixes its temperature.

REFERENCES:
patent: 4856107 (1989-08-01), Dory

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