| 摘要 |
A supporting disk for supporting a rotor, in particular the rotor in open-end spinning rotors, having a hub ring and a supporting ring positioned on the outer circumference of the hub ring, having a bearing surface for the rotor, the outer circumference of the hub ring and the inner circumference of the supporting ring being connected to each other with form locking; the supporting ring (3), in cross-section, being formed from a running part (4) provided with bearing surface (10) for the rotor and at least two anchor legs (7, 8) extending from running part (4) and directed radially inwardly as well as axially outwardly.
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