Abstract
A clamping device for clamping or gripping an object comprising a basic body which comprises an interface for the connection to a working or testing device, the basic body extending along a central axis and comprising at least four guides disposed opposite of each other in pairs which extend radial to the central axis, and at least four clamping elements respectively one of which, at least in portions, is introduced into a guide, the guide supporting and guiding the clamping element radial to the central axis with a linear degree or freedom, and the clamping element having at least one coupling surface which is oriented so that it is inclined with respect to the central axis.