| 摘要 |
The apparatus is noteworthy in that it comprises at least a first clamping element E1 comprising a fixed jaw 2 and a movable jaw 14, the said element E1 being arranged internally in order to transmit a clamping force F via a transmission means, whilst decomposing the said force into at least one negative feed back force F' in the form of a torque effect, the force F' being exerted on the movable jaw of the said element, the workpiece being pressed against the fixed jaw. <IMAGE>
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