| 摘要 |
A spindle motor includes a sleeve fixed to a base member, the sleeve having a circulation hole, a shaft rotatably inserted into a shaft hole of the sleeve, a rotor hub fixed to an upper end of the shaft, and a thrust member disposed in an installation groove of the sleeve, the thrust member defining a connection part connected to the circulation hole when the thrust member is disposed in the installation groove. The connection part connects a sealing part in which a gas-liquid interface defined by the sleeve and the rotor hub is disposed in the circulation hole. |
