Patent ID: 8763450

Claim:
A locking fastening device for fastening a first component to a second component, comprising: a locking screw having a locking screw head and a locking screw barrel presenting an external thread which is configured to be connected to one of the components, at least one threaded sleeve which presents at least one conical lateral surface of the threaded sleeve and one threaded sleeve through hole presenting an internal thread whereby the threaded sleeve is screwed onto the external thread of the locking screw in such a way that the smallest outer diameter of the conical lateral surface of the threaded sleeve points in the direction of the locking screw head, at least one clamping sleeve having an outer clamping sleeve surface and a clamping sleeve through hole having at least one conical inner clamping sleeve surface, the conical inclination angle of which corresponds to the conical inclination angle of the conical lateral surface of the threaded sleeve and into which the threaded sleeve is inserted such that the conical lateral surface of the threaded sleeve faces the conical inner clamping sleeve surface, and a locking sleeve which is configured to be connected to one of the components and comprises a locking sleeve through hole whose inner locking sleeve surface is arranged opposite from the outer clamping sleeve surface.