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JPS6068798

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DESCRIPTION JPS6068798
[0001]
Brief description of the drawings
[0002]
1 is a front sectional view of a conventional piezoelectric speaker, FIG. 2 is a front sectional view
of another conventional example, FIG. 3 is a front sectional view of an acoustic transducer
according to the present invention, and FIG. 4 is a piezoelectric element 5 is a cross-sectional
view of the same, FIG. 6 is a cross-sectional view of another embodiment of the piezoelectric
element, and FIG. 7 is a cross-sectional view of another embodiment of the same. DESCRIPTION
OF SYMBOLS 1 ииии Piezoelectric element, 3 иииииииииииииииииииииии Metal plate, 12 иииииии Piezoelectric vibrator,
13 ииииииииииииииииииииииии 14,... Free end, 15.
11-05-2019
1
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