| 摘要 |
A fan includes a housing containing a receiving space and having one side containing a plurality of receiving recesses each connecting to the receiving space, a circuit board received in the receiving space and including a plurality of elongated extension pieces each secured in one of the receiving recesses, an axial sleeve mounted on the circuit board and received in the receiving space, a bearing mounted in the axial sleeve, a stator mounted on the axial sleeve and received in the receiving space, and fan blades rotatably received in the receiving space and including an axle rotatably mounted in the bearing.
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