| 摘要 |
A tightening and clamping device including a shaft, first and second abutments supported on the shaft in a spaced relationship to each other, and an actuation member rotatable about an axis of the shaft between a tightening and clamping position and a release position and operatively connected with the second abutment, the actuation member and the second abutment having adjacent surfaces, with an adjacent surface of the actuation member or the second abutment being provided with rolling tracks and with rolling bodies being supported for a free rotation in another of the actuation member and the second abutment and displaceable along the rolling tracks, and detent elements acting in a radial direction for locking the actuation member and the second abutment relative to each other at least in one of the tightening and clamping position and the release position. |
