| 摘要 |
The present invention provides a vibration generator which can adjust a resonant frequency after manufacturing the vibration generator. According to an embodiment of the present invention, the vibration generator comprises: a housing having a frequency adjustment hole with an opened one side; a vibration member including a fixed end having one end fixed to the housing, and a free end formed to be extended from the fixed end and provided to be able to vibrate; a weight body provided in the vibration member; and a piezoelectric element coupled to one surface of the vibration member. |
