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 JPS59171497 [0001] Brief description of the drawings [0002] FIG. 1 is a cross sectional view showing a conventional ultrasonic wave ceramic microphone, FIG. 2 is a cross sectional view showing an ultrasonic ceramic microphone in one embodiment of the present invention, FIG. 3 is an exploded perspective view thereof, and FIG. FIG. 5 is a diagram comparing the frequency characteristics of the product of the present invention and the conventional station, and FIG. 5 is a diagram for explaining the relationship between the dimensions of the metal diaphragm and the resonance plate for explaining the present invention. 1 иииииии Piezoelectric ceramic vibrator, 10 ииииии Metal diaphragm, 10a иииииииииииииииииииииииииииииииииииииииииииииииииииииииииииииииииии Re и Slit portion, 11 d иии и и и и и и и и и и и и и и и и 12 и и и и и и и и и и и 12a и и и и и и и и и и и и и и и и и и и и и open surface of the radiation aperture. 16-04-2019 1
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