Patent ID: 8403397

Claim:
An adjustable tailgate support, comprising: a cylindrical housing; an electric spindle drive disposed in said cylindrical housing for moving a tailgate into an open and a closed position; a fixed inner tube having an external thread; a settling element having a support ring with an internal thread, which is disposed rotatably in such a way on said external thread of said fixed inner tube that an increase or a reduction in a spring force of said spiral spring can be set; said cylindrical housing having an upper housing part and a lower housing part for moving the tailgate, said upper and lower housing parts can be pushed partway one into another and each having a free end with a bearing lug, said bearing lug on said upper housing part being held in a supported manner with the tailgate and said bearing lug of said lower housing part being held in a supported manner on a vehicle body; and said lower housing part having a spiral spring disposed on said fixed inner tube, said spiral spring having a lower end supported on said setting element and a remote, free end held fixed in said upper housing part.