Patent ID: 7785029

Claim:
A ball joint assembly kit adapted for use in an axial joint, the kit having a housing, a bearing shell which is arranged in the housing, and a ball pin with a ball head which is arranged in the bearing shell, characterized in that in a non-installed initial state the bearing shell in a region which lies above a closed bottom end of the bearing shell and lies below an equator of the ball head has a radius of curvature which is smaller than a radius of the ball head to create a free space between the bearing shell and the ball head in the region which prevents the ball head from being able to be fully inserted into the bearing shell, and wherein following assembly by pressing the ball head toward the bottom closed end of the bearing shell and closing the housing by flanging inwards a marginal region of the housing which presses the bearing shell and the ball head together causing the bearing shell to be expanded and deformed elastically, wherein the free space in the region is eliminated.