| 摘要 |
In a grip device wherein bimorph type piezoelectric elements are employed for fingers or claws for grasping a workpiece, a grip device comprising bimorph type piezoelectric elements which are mounted on a grip body and which form finger or claws, a voltage feed circuit which is connected to the piezoelectric elements in order to bend and deform the piezoelectric elements, and a control circuit is connected to an end of the piezoelectric elements providing an output signal for controlling a grasping force for a workpiece.
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