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SPINDLE MOTOR

  • US 20100207470A1
  • Filed: 04/15/2009
  • Published: 08/19/2010
  • Est. Priority Date: 02/13/2009
  • Status: Abandoned Application
First Claim
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1. A spindle motor, comprising:

  • a rotating shaft having a thrust plate inserted perpendicularly into an upper portion of the rotating shaft;

    a sleeve accommodating the rotating shaft and rotatably supporting the rotating shaft;

    a plate provided such that the sleeve is secured to the plate;

    an inner cap secured to the sleeve in such a way as to face an upper surface of the thrust plate, with a first fluid sealing part defined between the thrust plate and the inner cap; and

    an outer cap secured to an upper portion of the inner cap, with a second fluid sealing part defined between the inner cap and the outer cap.

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