Coordinate measurement machine with improved joint
First Claim
Patent Images
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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Abstract
In one embodiment, a coordinate measurement apparatus includes an articulated arm having a first end and a second end with at least a first arm segment and a second arm segment therebetween. Further, the apparatus can comprise at least one ball and socket joint connecting the first arm segment to the second arm segment, with the ball and socket joint including a ball member and a socket member, and a measurement probe attached to the first end of said articulated arm.
140 Citations
20 Claims
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1. A coordinate measurement apparatus comprising:
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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. - View Dependent Claims (2, 3, 4)
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5. A coordinate measurement apparatus comprising:
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an articulated arm comprising a first end, a second end, at least a first arm segment, a second arm segment, and a third arm segment therebetween, the arm segments being rotatably connected in sequence; at least one joint connecting said first arm segment to said second arm segment, said joint configured to allow said first arm segment to pivot and rotate relative to said second arm segment, wherein the joint connects the arm segments by an attractive force; and a measurement probe attached to said first end of said articulated arm. - View Dependent Claims (6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A coordinate measurement apparatus comprising:
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an articulated arm having a first end, a second end, at least a first arm segment and a second arm segment therebetween; at least one joint connecting said first arm segment to said second arm segment, said joint comprising a first joint member, a second joint member, at least one sensor, and at least one graphical pattern defining a multitude of unique geometric shapes; a measurement probe attached to said first end of said articulated arm, wherein said first arm segment is configured to pivot and rotate relative to said second arm segment via the first and second joint members, said pivots and rotations being measurable by the at least one sensor. - View Dependent Claims (17, 18)
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19. A coordinate measurement apparatus comprising:
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an articulated arm having a first end, a second end, at least a first arm segment and a second arm segment therebetween; at least one joint connecting said first arm segment to said second arm segment, said joint comprising a first joint member, a second joint member, at least one sensor, and at least one rounded graphical pattern; a measurement probe attached to said first end of said articulated arm, wherein said first arm segment is configured to pivot and rotate relative to said second arm segment via the first and second joint members, said pivots and rotations being measurable by the at least one sensor. - View Dependent Claims (20)
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Specification