| 摘要 |
PURPOSE: A motor device is provided to reduce the thickness of the motor by comprising a rotor case for supporting a disk. CONSTITUTION: A motor device comprises a sleeve(130), a shaft(140), a rotor case(150), and a balance controlling mean. The sleeve is assembled by inserting a lower end to a receiving hole(112) of a base(110). The shaft is inserted in an axis hole(132). The shaft is capable of being rotatable. The balance controlling mean comprises a lace for guiding a plurality of balls in order to compensate unbalance.
|
