发明公开

VIBRATION DEVICE
摘要:
Disclosed herein is a vibration device that includes: a coil; a drive circuit generating, based on induction electromotive force of the coil, a drive signal having a predetermined frequency; a piezoelectric element supplied with the drive signal; and a metal plate having a recess. The piezoelectric element is accommodated in the recess of the metal plate and stuck to a bottom surface of the recess through an adhesive.
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