| 专利名称： | Stator and ceramic tube type ultrasonic motor using the same |
| 公开（告）号： | |
| 公开（公告）日： | 2007-02-08 00:00:00 |
| 申请（专利）号： | US20060500369(US2007029898) |
| 申请日： | 2006-08-08 00:00:00 |
| 发明（设计）人： | SAMSUNG ELECTRO MECH (KR) |
| (申请)专利权（人）： | LEE DONG K (KR);KOC BURHANETTIN (KR) |
| 内容： | The present invention relates to a ceramic tube type ultrasonic motor having a stator including a tube-type elastic body that is formed of a ceramic material; and a plurality of piezoelectric diaphragms that are attached on the outer peripheral surface of the elastic body in a longitudinal direction thereof and to which voltages having a phase difference are respectively applied and a rotor that is rotated by the friction with the elastic body flexurally vibrating due to the voltages applied to the plurality of piezoelectric diaphragms. |
发布日期：2007-08-22 15:08:00