Trailer coupling

The device (30) is designed as a ball element (34) to be joined to the towing unit located at the trailer and is positioned at the tip of a curved shaft (32). The opposite end is held by a bearing element (20) positioned behind the rear bumper (18) and the lower edge (16) of the vehicle body (10). The device (30), forming a right angle with the car body (10) for use, can be swiveled around three individual rotation axles into various positions, including a first motion downwards and then to the side in order to be hidden behind the bumper (18).