MOTOR AND DRIVING DEVICE OF RECORDING DISC

摘要

PURPOSE: A motor and disk driving apparatus are provided to prepare in two sealing units through the increase of fluid discharging path. CONSTITUTION: A shaft(11) is supported by a sleeve(13). A rotor case(44) is coupled in the upper part of the shaft. A rotor wall(48) is formed in the rotor case. A cover(50) is fixed and coupled in the end of the rotor case. The cover extends the rotor case. Two or more sealing parts are formed between the inside and the outside of the cover.