Piezoelectric panel speaker

Details Piezoelectric panel speaker Piezoelectric panel speaker

1992-04-27

1993-03-23

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310322, 310345, 310340, 381190, H01L 4108

Patent

active

051967553

ABSTRACT:
An acoustic transducer system includes a plurality of individual transflexural piezoelectric elements potted in a plastic or rubber compound. The panel is able to radiate broad-band, high intensity sound waves in a controllable radiation pattern.

REFERENCES:
patent: 4040428 (1977-08-01), Clifford
patent: 4233477 (1980-11-01), Rice et al.
patent: 4641054 (1987-02-01), Takahata
patent: 4654554 (1987-03-01), Kishi
patent: 4751419 (1988-06-01), Takahata
patent: 4969197 (1990-11-01), Takaya
patent: 4975616 (1990-12-01), Park
patent: 5005665 (1991-04-01), Cheung
patent: 5031222 (1991-07-01), Takaya

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