Piezoelectric speaker

Details Piezoelectric speaker Piezoelectric speaker

1995-12-22

1998-04-07

Dougherty, Thomas M.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310330, 310331, 310334, 310348, H01L 4108, H04R 1702

Patent

active

057368082

ABSTRACT:
A piezoelectric speaker is disclosed. The speaker includes a rigid structure, a piezoelectric material bender, and a wave guide mounted to both the rigid structure and the bender and serving to interconnect the rigid structure and the bender. The wave guide is a fabricated from a rigid material and is mounted to the bender at approximately the geometric center of the bender. The bender is also encapsulating a case. The rigid structure may include a computer keyboard, a bicycle helmet or any other rigid structure.

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patent: 5514927 (1996-05-01), Tichy
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