发明授权
US5189331A Vibration wave driven motor 失效
振动波驱动电机

Vibration wave driven motor
摘要:
The present invention provides a vibration wave driven motor or actuator in which a discontinuous coupling member is provided between a vibration member and a load to be driven by a movable element. The coupling member blocks undesirable travelling wave to decrease the noise and prevent the lowering of the output.
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