The invention relates to a cable feed device for a flat cable, or a flat cable connection, respectively, on a vehicle door, wherein the flat cable is provided being extended between the vehicle door that can be moved relative toward a vehicle chassis and the vehicle chassis, or along a component, respectively, which is substantially firmly attached to the vehicle chassis, wherein at least one seal is disposed between the vehicle door and the vehicle chassis, or the component, respectively, and further wherein the flat cable is disposed in a feed through of the seal between the seal and the vehicle door in a closed state of the vehicle door.