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:
Jul. 08, 2025

Filed:

Feb. 17, 2022
Applicant:

Fanuc Corporation, Yamanashi, JP;

Inventors:

Yongxiang Fan, Union City, CA (US);

Chi-Keng Tsai, Bloomfield Hills, MI (US);

Tetsuaki Kato, Fremont, CA (US);

Assignee:

FANUC CORPORATION, Yamanashi, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25J 9/16 (2006.01); B25J 13/08 (2006.01);
U.S. Cl.
CPC ...
B25J 9/1671 (2013.01); B25J 9/1605 (2013.01); B25J 9/1612 (2013.01); B25J 9/1697 (2013.01); B25J 13/08 (2013.01); G05B 2219/35134 (2013.01); G05B 2219/39001 (2013.01); G05B 2219/39466 (2013.01);
Abstract

A region-based robotic grasp generation technique for machine tending or bin picking applications. Part and gripper geometry are provided as inputs, typically from CAD files, along with gripper kinematics. A human user defines one or more target grasp regions on the part, using a graphical user interface displaying the part geometry. The target grasp regions are identified by the user based on the user's knowledge of how the part may be grasped to ensure that the part can be subsequently placed in a proper destination pose. For each of the target grasp regions, an optimization solver is used to compute a plurality of quality grasps with stable surface contact between the part and the gripper, and no part-gripper interference. The computed grasps for each target grasp region are placed in a grasp database which is used by a robot in actual bin picking operations.


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