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:
Feb. 19, 2013
Filed:
Mar. 12, 2010
Applicants:
Shingo Ando, Fukuoka, JP;
Yasuyuki Inoue, Fukuoka, JP;
Inventors:
Shingo Ando, Fukuoka, JP;
Yasuyuki Inoue, Fukuoka, JP;
Assignee:
Kabushiki Kaisha Yaskawa Denki, Kitakyushu-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
First calculation means calculates a TCP velocity error vector Verr when wrist axes performs rotational following movement, second calculation means selects a component, including the sign, of the TCP velocity error vector Verr, third calculation means decomposes the selected velocity error vector into a joint velocity vector ωerr, fourth calculation means integrates the joint velocity ωerr and calculates a position correction amount vector θadd, and the position correction amount vector θadd is fed back to position control means with torque limits.