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.
Patent No.:
Date of Patent:
May. 01, 2012
Filed:
Sep. 14, 2007
Applicants:
Michele Verdi, Rivoli, IT;
Emanuele Ricci, Turin, IT;
Inventors:
Michele Verdi, Rivoli, IT;
Emanuele Ricci, Turin, IT;
Assignee:
Hexagon Metrology S.p.A., Moncalieri, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 5/004 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of aligning arm reference systems of a multiple-arm measuring machine having at least two measuring units, each having a movable arm; the method including the steps of aligning the reference systems of the measuring units when setting up the machine, and periodically updating alignment of the reference systems by detecting, by means of one measuring unit, a reference member carried by another measuring unit and moved successively by the other measuring unit into a number of positions at an intersection of the measuring volumes of the two measuring units.