Spindle motor including a ball cover having decelerating...

Details Spindle motor including a ball cover having decelerating... Spindle motor including a ball cover having decelerating...

2004-05-12

2008-10-07

Miller, Brian E. (Department: 2627)

Dynamic optical information storage or retrieval

Dynamic mechanism optical subsystem

Optical storage medium support

C310S051000, C310S081000

Reexamination Certificate

active

07434240

ABSTRACT:
Provided is a spindle motor comprising a stator and a shaft provided in the stator. A rotor is coupled with the shaft, and a turntable is connected with the shaft. The turntable has a ball container for receiving a plurality of ball, and the ball container has an inclined inner or outer wall. A ball cover is coupled with the ball container and having decelerating means. Herein, the decelerating means comprise an inclination or protrusions formed in the ball cover.

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