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:
Aug. 30, 2022

Filed:

Mar. 18, 2020
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Hiromasa Takahashi, Minato, JP;

Noriyuki Ooba, Yokohama, JP;

Shintaro Enami, Yokohama, JP;

Assignee:

KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 15/12 (2006.01); B25J 15/00 (2006.01); B25J 15/06 (2006.01);
U.S. Cl.
CPC ...
B25J 15/12 (2013.01); B25J 15/0023 (2013.01); B25J 15/06 (2013.01);
Abstract

According to one embodiment, a gripping tool includes a gripper, a sensor, a pump unit, and a controller. The gripper is flexible and has a granular material provided in an interior of the gripper. The sensor is connected to the interior. The sensor detects a pressure or a flow rate of a gas. The pump unit is connected to the interior. The controller performs at least a first operation of causing the gripper to contact a workpiece and causing the gripper to operate, and a second operation of separating the gripper from the workpiece and causing the gripper to operate. In at least a portion of the second operation, the controller sets a pressure of the interior to be different from a pressure external to the gripper.


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