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Magnetic hinge assembly

  • US 7,945,997 B2
  • Filed: 01/15/2009
  • Issued: 05/24/2011
  • Est. Priority Date: 09/25/2008
  • Status: Expired due to Fees
First Claim
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1. A hinge assembly, comprising:

  • a pivot shaft;

    a rotatable leaf rotatably sleeved on the pivot shaft;

    a fixing leaf non-rotatably sleeved on the pivot shaft;

    a first magnet fixed to the rotatable leaf;

    a second magnet fixed to the fixing leaf, wherein a polarity of the second magnet faces an opposite polarity of the first magnet in a predetermined position such that the first and second magnets creating attraction, and the attracting force is changeable when the rotatable leaf is rotated relative to the fixing leaf; and

    a fixing member fixed at an end of pivot shaft to prevent the rotatable leaf and the fixing leaf from detaching from the pivot shaft.

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