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DESCRIPTION JPS59134998

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DESCRIPTION JPS59134998
[0001]
Brief description of the drawings
[0002]
FIG. 1.2 is a perspective view and a cross-sectional view showing an embodiment of the
piezoelectric speaker according to the present invention, and FIG. 3 is a circuit diagram showing
an equal-node circuit of the piezoelectric drive portion. 1 и и и Piezoelectric speaker, 2.3 и и и и и и Flat
diaphragm, 4 и и и и и и и и и и и и и и и и и и и и и и и и и и и и и и и и single plate иииии Electrode, 91.9 ? ииииии
Piezoelectric unit, 1? ииииииииииииии Conductor.
13-04-2019
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