| 摘要 |
PROBLEM TO BE SOLVED: To provide a piezoelectric vibrating device.SOLUTION: The piezoelectric vibrating device includes a case provided with a certain space therein, a piezoelectric vibrating member provided in the case and vibrating according to an applied voltage, a weight member provided in the case and connected to a part of the piezoelectric vibrating member in a vibration direction of the piezoelectric vibrating member, and a limitation member for limiting movement of the weight member. |
