The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 16, 2025

Filed:

Aug. 13, 2021
Applicant:

Hexagon Technology Center Gmbh, Heerbrugg, CH;

Inventors:

Markus Sprecher, Grabserberg, CH;

Marcel Rohner, Heiden, CH;

Michael Zapp, Saarlouis, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/401 (2006.01); G01B 5/008 (2006.01); G01B 21/04 (2006.01);
U.S. Cl.
CPC ...
G05B 19/401 (2013.01); G01B 5/008 (2013.01); G01B 21/042 (2013.01); G01B 21/045 (2013.01); G05B 2219/35408 (2013.01); G05B 2219/49344 (2013.01); G05B 2219/50139 (2013.01); G05B 2219/50156 (2013.01);
Abstract

A Coordinate Measuring Machine (CMM) system comprising a CMM, a rotary table, and a rotation arrangement, wherein the CMM system is configured to be calibrated by determining the 6 dof pose of a jig, and to a method for calibrating. The jig may be mounted such that a current pose of the jig is associated with a current pose of the rotary table with respect to the CMM. The rotary table may be moved into multiple poses, and the 6 dof pose of the jig is measured for each of the multiple poses of the rotary table. An error map is generated, based on the angles associated with the poses of the rotary table, and is used to generate a coordinate transformation from the CMM coordinate system to the part coordinate system, which is associated with the rotary table, based on the error map.


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