Patent ID: 6905117

Claim:
A holding means for holding two parts together and more especially for fixing a workpiece palette on a workpiece table, comprising a bolster able to be secured to the first part, such bolster possessing a projecting shape element, a cooperating part adapted to be secured to the second part, such cooperating part possessing a recess to receive the shape element, and a sliding element running in the projecting shape element, the sliding element possessing at least one peripheral recess into which at least one clamping element, which is able to be moved in a through hole in the shape element, fits in the non-clamped state, sliding of the sliding element causing the clamping element to be thrust outward into a clamping position thereof, in which the clamping element interlocks with the cooperating part in the recess thereof, wherein the clamping element possesses a central guide region for linearly guiding in the through hole which is provided with an annular groove to receive a sealing ring, hemispherical terminal regions being formed on either side of the guide region.