DEVICE FOR CLAMPING ARTICLES

摘要

A device for clamping articles on machine tops includes a support provided with a flange at one end and an annular outer surface provided with an external screw thread with at least one turn, onto which a threaded ring can be screwed, the threaded ring having an internal screw thread with at least one turn, wherein the turns of the internal screw thread and the turns of the external screw thread have discontinuities, the width of which is greater than the width of the turns.