| 摘要 |
PROBLEM TO BE SOLVED: To provide a driving device which can suppress decrease in drive performance.SOLUTION: A driving device includes a toric stator having an elastic member and a piezoelectric element that is joined to the elastic member and vibrates the elastic member, a rotor that is brought into pressure contact with the stator and moves relative to the stator by vibration of the elastic member, an extension part provided in the stator to extend in radial direction of the stator, a first support member arranged to contact the extension part and having lubricity, and a second support member arranged to contact the first support member for relaxing an impact. |
