US Patent 7648419 Joint arrangement

A joint arrangement including a constant velocity ball joint (1) which is constructed as a counter track joint, with an inner hub (4) having first inner track grooves (16) and second inner track grooves (17), and an outer hub (7) in which first outer track grooves (20) and second outer track grooves (21) are arranged on an inner surface in an alternating matter distributed around the axis of the outer hub. The joint arrangement also includes a displacement unit (12), which transmits torque and permits axial displacements along a longitudinal axis (9), and which is constructed as a roller guide unit with inner tracks 28 and outer tracks (29) extending parallel to each other.