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:
Jul. 16, 2002
Filed:
Apr. 17, 2001
Applicant:
Inventors:
Torgny Brogårdh, Västerås, SE;
Henrik Jerregård, Västerås, SE;
Alec Robertson, Västerås, SE;
Alexander Slocum, Bow, NH (US);
Patrick Willoughby, Cockeysville, MD (US);
Assignee:
ABB AB, Västerås, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 1/738 ;
U.S. Cl.
CPC ...
G01C 1/738 ;
Abstract
A device for calibration of an industrial robot, which calibration device is adapted for being in contact during the calibration with at least one plane of reference arranged on the robot, the calibration device includes an angle measuring member arranged for measuring an angle relative to the vertical line. The device further comprises two contact elements each having a curved surface, and the contact elements are arranged for being in contact with the plane of reference.