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Disk vibration damper having an integrated air circulation guide

  • US 7,593,181 B1
  • Filed: 12/16/2005
  • Issued: 09/22/2009
  • Est. Priority Date: 12/16/2005
  • Status: Active Grant
First Claim
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1. A disk drive comprising:

  • an upper disk;

    a lower disk;

    a spindle motor to which the upper disk and lower disk are attached to rotate about an axis of rotation;

    a stationary plate disposed between said upper disk and lower disk, said stationary plate comprisinga plurality of grooves through which rotation-induced air flows from an inlet end to an outlet end,a top side facing said upper disk, anda bottom side facing said lower disk; and

    a recirculation filter coupled to said outlet end of said plurality of grooves,wherein said plurality of grooves have a first width at said inlet end and a second width at said outlet end, where said second width is less than said first width.

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