Drive unit for trailer coupling has bolting device whose lock pin is angled with respect to swing axis about which ball bar is tiltable

摘要

A ball bar (3) is tiltable about a swing axis (7) between an operating position and a rest position. A drive shaft propels a bolting device to engage a head (6) of the ball bar. The bolting device has at least one lock pin arranged at an angle relative to the swing axis.