Spindle motor including a ball cover having decelerating portion
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United States of America Patent
Stats
-
Oct 7, 2008
Grant Date -
Dec 30, 2004
app pub date -
May 12, 2004
filing date -
May 13, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
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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