Mobile device for moving transport containers

Mobile device for moving transport containers provided at the end with a coupling device, comprising a chassis on which at least one wheel drivable by means of a drive and at least one wheel steerable by means of a steering device are arranged, and a hook device (14) held on the chassis and pivotable about a horizontal pivot axis between a rest position and a receiving position, characterized in that the hook device comprises a receiving arm pivotable about the pivot axis with a receiving hook rotatably held thereon about a rotation axis, wherein the rotation axis is arranged perpendicular to and at a distance from the pivot axis.