The power conducting device includes at least one first and one second line guiding device. The power conducting device has a first guiding channel and a second guiding channel which can be twisted about a common axis. The first line guiding device is arranged in the first guiding channel and the second line guiding device is arranged in the second guiding channel. The line guiding devices in each case have an end member and a connecting member, the end member being connected either to a respective inner ring or outer ring, and the connecting member being connected to the respectively other outer ring or inner ring.