| 摘要 |
2064244 9013937 PCTABS00002 Electric machine, comprising two or more rotors fixed coaxially at a distance from each other on a common shaft (1), each of which is disposed inside a stator (3), a ball or roller bearing (5, 6) being disposed between every two rotors in order to support parts relative to the stationary part of the machine, while the rotors and/or stators (3) can be excited simultaneously or in succession, whereby the inner ring of the bearing (5, 6) or of each bearing (5, 6) is fixed on a shaft bush (4) which can be slid over the shaft (1) during maintenance and/or repairs, and can then be fixed relative to the shaft (1), on which shaft bush (4) several bearings (6) for use as spares are located.
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