Patent ID: 6948531

Claim:
A Gripping collet, the gripping collet being adapted to be arranged at the end of a draw-through gripper for grasping a thread during the preparation of a woven seam, the gripping collet comprising: a gripping collet body; a pneumatic cylinder attached at the gripping collet body and including a piston which is extendable and retractable along an axis; a first clamping element having two cylinder surfaces arranged at a distance from each other, the axes of the cylinder surfaces being arranged parallel to each other and substantially at right-angles to the axis of the pneumatic cylinder; and a second clamping element having a cylinder surface, the axis of the cylinder surface being arranged parallel to the axes of the cylinder surfaces of the first clamping element and substantially at right-angles to the axis of the pneumatic cylinder, in the extended state of the pneumatic cylinder, the cylinder surface of the second clamping element lying between the two cylinder surfaces of the first clamping element; wherein one of the first and second clamping elements being arranged at the gripping collet body and the other being arranged at the piston of the pneumatic cylinder whereby the first and the second clamping elements being adapted to be clamped against each other by the pneumatic cylinder to grasp the thread.