Patent ID: 8608180
Filing Date: 2013-12-17
Classification: B23B,Y10T

Abstract:
1. A chuck having chuck casing with an axis and jaws moved radially outwardly for clamping a workpiece, the jaws having an axially extending clamping face, are guided in radial guides and axially supported and are provided with two sloping guideways on which guiding members of an axially slidable clamping piece are guided in such a manner that the jaws are moved radially on an axial sliding motion of the clamping piece, wherein the radial guides of the jaws are accommodated in a jaw casing which is carried for axial movement in the chuck casing and is supported on the chuck casing in the direction of the clamping movement of the clamping piece via an axially resilient spring element, with the chuck casing including a plane engaging surface for axially engaging a workpiece to be clamped.