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 JPS6047399 [0001] Brief description of the drawings [0002] 1 is a plan view of a conventional circular bimorph oscillator, FIG. 2 is a front view of the same, FIG. 3 is a plan view showing one embodiment of the circular bimorph oscillator of the present invention, and FIG. FIG. 5 is a sound pressure characteristic diagram of the product of the present invention and the conventional product. 1.1 ′ ··· Piezoelectric ceramic element, 2 ··· metal diaphragm, 4 ··· concentric grooves. 12-05-2019 1
© Copyright 2021 DropDoc