摘要 |
A rotary electric machine includes a frame having a bearing box at a rear center thereof, a stator fixed to the frame, a rotor disposed inside the frame to be rotatable inside stator, a bearing fitted to the bearing box to support a rear portion of a rotor shaft, and a bearing cover fitted to the bearing box. The bearing cover is a rubber-made cup-shaped member having a hollow cylindrical portion, a plurality of ring-shaped projections around the cylindrical portion and a waterproofing bottom.
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