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Coordinate measurement machine with improved joint

  • US 8,015,721 B2
  • Filed: 06/24/2010
  • Issued: 09/13/2011
  • Est. Priority Date: 11/20/2006
  • Status: Active Grant
First Claim
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1. A coordinate measurement apparatus comprising:

  • an articulated arm comprising a first end, a second end, at least a first arm segment and a second arm segment therebetween;

    at least one joint body connecting said first arm segment to said second arm segment, said joint body supporting both pivots and rotations between the first and second arm segments, wherein the joint body comprises at least one spherical pattern and at least one reader device configured to read said at least one pattern; and

    a measurement probe disposed on said first end of said articulated arm.

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