By controlling the ordered changes of the PZT moving mechanism and positive pressure between supporting faces in mechanical way,a new kind of inertial piezoelectric rotary actuator was proposed.

• 提出了通过机械方式控制压电移动机构和支撑面之间摩擦力的有序变化来形成有规律的新型惯性式压电旋转机构的研究方案。