| 摘要 |
<p>Variable speed synchronous electric motor (1), particularly for immersion pumps (2), of the type comprising a stator (5) external to a central permanent magnet rotor (7), contained in a sleeve (9), a shaft (13) being integral in rotation with the rotor (7) along an axis X and at least a bearing (14) housed in the sleeve (9) for supporting the shaft (13). The bearing (14) comprising a bushing (22) inserted in the sleeve (9) exhibiting a seat (23) for housing a bush (17) put on the shaft (13).</p> |
