IP Library › Granted Patent US 8,931,182
Granted Patent B2
US 8,931,182 · App. 13/412,744 · Granted Jan 13, 2015

Portable coordinate measurement machine having a handle that includes electronics

Inventors: Simon Raab (Santa Barbara, CA); Marc M. Barber (Deltona, FL)
Assignee: Faro Technologies, Inc.
G01B5/008B25J9/1692G01B11/005G01B21/042G01C25/00G05B19/401G01B7/008G05B2219/37193G05B2219/40233G05B2219/45061
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Quick Facts
Patent No.
US 8,931,182
App. No.
13/412,744
Granted
Jan 13, 2015
Kind
B2
Abstract

A portable articulated arm coordinate measurement machine, comprising: a manually positionable articulated arm having opposed first and second ends, the articulated arm including a plurality of connected arm segments, each arm segment including at least one position transducer for producing a position signal; a base section connected to the second end; and a probe assembly including a probe end and a handle; wherein the probe assembly is connected to the first end; wherein the handle contains electronics that include a processor; wherein the handle is configured to be gripped by a hand; and wherein the articulated arm coordinate measurement machine is configured to measure a three-dimensional coordinate of a point in space associated with the probe end.

Claims (38)

1. A portable articulated arm coordinate measurement machine, comprising:

a manually positionable articulated arm having opposed first and second ends, the articulated arm including a plurality of connected arm segments, each arm segment including at least one position transducer for producing a position signal;

a base section connected to the second end; and

a probe assembly including a probe end and a handle;

wherein the probe assembly is connected to the first end;

wherein the handle contains electronics that include a processor;

wherein the handle is configured to be gripped by a hand; and

wherein the articulated arm coordinate measurement machine is configured to measure a three-dimensional coordinate of a point in space associated with the probe end.

2. The portable articulated arm coordinate measurement machine of claim 1 , wherein:

the probe end has a ball portion having a center and a generally cylindrically symmetric portion having an axis of symmetry, the axis of symmetry passing through the center;

the handle is configured to be grasped by fingers and a palm of the hand, the fingers and the palm generally wrapping around a line passing through the handle, the handle having a first space internal to a region grasped by the fingers and the palm; and

the line is perpendicular to the axis of symmetry.

3. The portable articulated arm coordinate measurement machine of claim 2 , wherein the handle is configured rotate about the axis of symmetry.

4. The portable articulated arm coordinate measurement machine of claim 3 , further comprising a slip ring assembly configured to transmit electrical signals between the probe end and the handle.

5. The portable articulated arm coordinate measurement machine of claim 1 , further comprising a switch attached to the handle.

6. A portable articulated arm coordinate measurement machine, comprising:

a manually positionable articulated arm having opposed first and second ends, the articulated arm including a plurality of connected arm segments, each arm segment including at least one position transducer for producing a position signal;

a base section connected to the second end; and

a probe assembly having a probe end and a handle;

wherein the probe assembly is attached to the first end;

wherein the probe end has a ball portion having a center and a generally cylindrically symmetric portion having an axis of symmetry, the axis of symmetry passing through the center;

wherein the handle is configured to be grasped by fingers and a palm of a hand, the fingers and the palm generally wrapping around a line passing through the handle, the handle having a first space internal to a region grasped by the fingers and the palm;

wherein the line is perpendicular to the axis of symmetry,

wherein the handle contains an electronic component in the first space; and

wherein the articulated arm coordinate measurement machine is configured to measure a three-dimensional coordinate of a point in space associated with the probe end.

7. The portable articulated arm coordinate measurement machine of claim 6 , wherein the handle is configured rotate about the axis of symmetry.

8. The portable articulated arm coordinate measurement machine of claim 7 , further comprising a slip ring assembly configured to transmit electrical signals between the probe end and the handle.

9. The portable articulated arm coordinate measurement machine of claim 6 , further comprising a first electronic circuit, wherein a portion of the first electronic circuit is built on a circuit board, and wherein the circuit board is located in the handle.

10. The portable articulated arm coordinate measurement machine of claim 9 , wherein the first electronic circuit further comprises a processor.

11. The portable articulated arm coordinate measurement machine of claim 9 , wherein the first electronic circuit includes a temperature sensor.

12. The portable articulated arm coordinate measurement machine of claim 6 , further comprising a light attached to the handle.

13. The portable articulated arm coordinate measurement machine of claim 6 , wherein the probe end includes a touch trigger probe having a portion of a round ball.

14. The portable articulated arm coordinate measurement machine of claim 6 , further comprising a switch attached to the handle.

15. The portable articulated arm coordinate measurement machine of claim 6 , wherein the handle is configured to allow gripping and manipulation by a probe operator.

16. The portable articulated arm coordinate measurement machine of claim 6 , further comprising a second electronic circuit configured to receive the position signals from the transducers.

17. The portable articulated arm coordinate measurement machine of claim 7 , wherein the probe assembly further comprises a first encoder configured to measure the handle rotation.

18. The portable articulated arm coordinate measurement machine of claim 6 , wherein a laser is included in the first space.

19. The portable articulated arm coordinate measurement machine of claim 6 , wherein a camera is included in the first space.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 21, 2012
From: RAAB, SIMON; BARBER, MARC M.
To: FARO TECHNOLOGIES, INC.
Reel/Frame 028240/0453 →
Continuity (10)
Continuation 13412705 · Mar 6, 2012
Continuation 13017571 · Jan 31, 2011
Continuation 12178994 · Jul 24, 2008
Continuation In Part 11765726 · Jun 20, 2007
Continuation In Part 11334091 · Jan 18, 2006
Continuation In Part 11141444 · May 31, 2005
Continuation 10366678 · Feb 13, 2003
Provisional Application 60394908 · Jul 10, 2002
Provisional Application 60357599 · Feb 14, 2002
Related Publication 20120222324A1 · Sep 6, 2012