| 摘要 |
Device for the electrical connection of at least two structural elements, preferably of annular shape, which are arranged on a common axis and are rotatable with respect to each other, which form contact elements and are provided with electrical connecting elements, and between which conducting rolling bodies are arranged serving as electrical connection-elements against which said contact elements are braced, and at least one spring- or pressure element is provided, by which the contact elements are permanently in contact with the rolling bodies by a mechanical preload.
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