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Scanning device with improved magnetic drive

  • US 20050078345A1
  • Filed: 10/09/2003
  • Published: 04/14/2005
  • Est. Priority Date: 10/09/2003
  • Status: Abandoned Application
First Claim
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1. A scanning device comprising:

  • a functional surface portion;

    support structure pivotally supporting said functional surface portion along a first axis by a pair of torsional hinges having a resonant frequency such that said pivoting of said functional surface portion about said pair of torsional hinges pivots about said first axis;

    at least one first magnet located along said first axis;

    a first magnetic driver located below and cooperating with said at least one first magnet for causing oscillation about said pair of torsional hinges at a selected frequency.

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