An apparatus for the contactless transmission of data and energy between two objects moving relative to one another about a common axis of rotation, wherein a) a first coil is provided at the first object; b) a second coil is provided at the second object and is disposed opposite and axially spaced apart from the first coil with respect to the axis of rotation such that an energy transmission between the two coils (14, 114) is possible by inductive coupling; c) a first disk-shaped or annular disk-shaped electrode carrier having a first electrical conductor is provided coaxially to and rotationally fixed with respect to the first coil; d) a second disk-shaped or annular disk-shaped electrode carrier disposed opposite the first electrode carrier and having a second electrical conductor is provided coaxially to and rotationally fixed with respect to the second coil, wherein the first and second electrode carriers are disposed opposite and axially spaced apart with respect to the axis of rotation such that and the first and second electrical conductors (12, 112) are arranged such that a data transmission is possible between the first and second conductors (12, 112) by electrical coupling; e) the electrical conductors (12, 112) are circular or part-circular, with the circles or part-circles being concentric to the axis of rotation of the relative movement of the objects; f) on the one hand, the coil windings of the first coil and the first electrical conductor are arranged concentric to one another and, on the other hand, the coil windings of the second coil and the second electrical conductor are arranged concentric to one another; and g) the first object comprises a first disk-shaped or annular disk-shaped coil carrier which bears the first coil and the second object comprises a second disk-shaped or annular disk-shaped coil carrier which bears the second coil, wherein the first coil carrier and the first electrode carrier are in one piece and are formed by a first circuit board, and the second coil carrier and the second electrode carrier are in one piece and are formed by a second circuit board, characterized in that an arrangement of conductive material (18, 20; 118, 120) for the electrical shielding is provided in the radial region between the first coil and the first electrical conductor and/or in the radial region between the second coil and the second electrical conductor, in each case coaxially between the coil and the conductor, with the arrangement for the electrical shielding comprising bores (20; 120) in the circuit board (10; 110) in the radial region between the coil (14; 114) and the electrical conductor (12; 112), in which bores conductive material is located. a) a first coil is provided at the first object; b) a second coil is provided at the second object and is disposed opposite and axially spaced apart from the first coil with respect to the axis of rotation such that an energy transmission between the two coils (14, 114) is possible by inductive coupling; c) a first disk-shaped or annular disk-shaped electrode carrier having a first electrical conductor is provided coaxially to and rotationally fixed with respect to the first coil; d) a second disk-shaped or annular disk-shaped electrode carrier disposed opposite the first electrode carrier and having a second electrical conductor is provided coaxially to and rotationally fixed with respect to the second coil, wherein the first and second electrode carriers are disposed opposite and axially spaced apart with respect to the axis of rotation such that and the first and second electrical conductors (12, 112) are arranged such that a data transmission is possible between the first and second conductors (12, 112) by electrical coupling; e) the electrical conductors (12, 112) are circular or part-circular, with the circles or part-circles being concentric to the axis of rotation of the relative movement of the objects; f) on the one hand, the coil windings of the first coil and the first electrical conductor are arranged concentric to one another and, on the other hand, the coil windings of the second coil and the second electrical conductor are arranged concentric to one another; and g) the first object comprises a first disk-shaped or annular disk-shaped coil carrier which bears the first coil and the second object comprises a second disk-shaped or annular disk-shaped coil carrier which bears the second coil, wherein the first coil carrier and the first electrode carrier are in one piece and are formed by a first circuit board, and the second coil carrier and the second electrode carrier are in one piece and are formed by a second circuit board,