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JPS58109399

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DESCRIPTION JPS58109399
[0001]
Brief description of the drawings
[0002]
FIG. 1 is a view showing an example of sound pressure frequency characteristics of the
conventional piezoelectric sounding body, FIG. 2 is a top view showing one embodiment of the
piezoelectric sounding body according to the present invention, FIG. These are figures which
show the sound pressure frequency characteristic of the next product. 1 ··· Piezoelectric element
element 2 · · · · · · · · · · · · · · · · · · 1st electrode, 2b · · · · · · · · · · 2nd electrode, 3 · · · . ... Elastic thin
plate, 4 ..... Vibrating plate, 5 ..... Support frame.
01-05-2019
1
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