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Fan, bearing and sleeve thereof

  • US 20070231136A1
  • Filed: 02/22/2007
  • Published: 10/04/2007
  • Est. Priority Date: 03/31/2006
  • Status: Abandoned Application
First Claim
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1. A bearing, which is used in conjunction with a shaft and disposed in a sleeve, the bearing comprising:

  • an axial hole for passing the shaft therethrough; and

    a plurality of first grooves formed on a first wall of the bearing and extending to a top surface of the bearing.

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