Patent Translate Powered by EPO and Google Notice This translation is machine-generated. It cannot be guaranteed that it is intelligible, accurate, complete, reliable or fit for specific purposes. Critical decisions, such as commercially relevant or financial decisions, should not be based on machine-translation output. DESCRIPTION JPS5843097 [0001] Brief description of the drawings [0002] 1a and 1b are respectively a perspective view and a sectional view of a conventional piezoelectric vibrator, and FIGS. 2 and 3 are a sectional view and an exploded perspective view of an embodiment of the piezoelectric vibrator according to the present invention. FIG. 4 is a schematic view showing the vibration mode of the piezoelectric vibrator of the present invention, and FIG. 5 is a frequency characteristic curve view. 4 ····· Metal base, 5, 6 · · · · · Annular substrate, 7, 8 · · · · · · Annular piezoelectric material plate, 9 · · · · · · · · Piezoelectric diaphragm, 10 · · · ----- circular metal sheet, 11 ...... circular piezoelectric material plate. 11-05-2019 1
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