Patent ID: 7971894

Claim:
A device for detachable coupling of a semi-trailer, with a first coupling element including a rotary disk ( 3 ) rotatable around a rotary axis ( 10 ) and mounted in a chafe plate ( 2 ) as well a central pivot ( 4 ) fixedly connected to the rotary disk ( 3 ) which is detachable with a second coupling element, wherein, in the device ( 1 ) in an area of the chafe plate ( 2 ) at least one damping element is integrated which effects a damping of a swivel movement around the rotary axis ( 10 ), wherein the damping element is a brake ( 9 ), wherein the brake ( 9 ) is fixed to the chafe plate ( 2 ) above the rotary disk ( 3 ), wherein a swivel joint is provided for detachable coupling, and wherein an outer swivel ring ( 12 ) is mounted on the chafe plate ( 2 ) and an inner swivel ring ( 5 ) is arranged on a circumferential rim of the rotary disk ( 3 ).