公开(公告)号：US20210399655A1

公开(公告)日：2021-12-23

申请号：US16953271

申请日：2020-11-19

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Donghyun HWANG ,  Byeongkyu LIM

IPC: H02N2/10 ,  H02N2/12

Abstract: The present disclosure provides a rotary motor, which includes: a clamping member having a gripping unit installed at an inner circumference of a rotor to grip the rotor during a predetermined time; and a driving member installed at the inner circumference of the rotor and having a rotation unit configured to make an elastic deformation to rotate by a predetermined angle and then return to an original state so that the rotor is rotated.

公开(公告)号：US20210394360A1

公开(公告)日：2021-12-23

申请号：US17103019

申请日：2020-11-24

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Donghyun HWANG ,  Sungwoo PARK

IPC: B25J9/16 ,  B25J13/08 ,  B25J15/00 ,  B25J15/02

Abstract: This disclosure relates to a technology for grasping an object while adjusting a grasping force according to stiffness of the object measured by a tactile sensor module, especially to a robot-hand, which includes a tactile sensor module for measuring a normal force applied when grasping an object, a phalange sensor module having an actuator to generate a driving force and configured to measure a rotational displacement of a motor, and a hand back control unit for operating the actuator by generating a desired displacement signal to control a grasping force so that a grasping motion is stably and accurately achieved by applying a minimum grasping force to soft object with no sliding and minimized deformation, wherein the desired displacement signal is generated based on stiffness which is calculated from the normal force data and the rotational displacement data.

公开(公告)号：US20190314023A1

公开(公告)日：2019-10-17

申请号：US16287246

申请日：2019-02-27

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Donghyun HWANG ,  Keehoon KIM ,  Yong Seok IHN ,  Sehyuk YIM ,  Jinwoo JEONG ,  Sang Rok OH ,  Kyung Su PARK ,  Sung Hwa CHOI

IPC: A61B17/11 ,  A61B5/00

Abstract: Disclosed is a peripheral nerve fixing apparatus, which includes: a suction unit configured to provide a negative pressure to a peripheral nerve at an end portion thereof to fix the peripheral nerve; and a negative pressure generating unit having a vacuum pump for generating a negative pressure and connected to the suction unit so that the negative pressure is provided to the suction unit, wherein at one surface of the end portion of the suction unit, the suction unit includes: a fixing unit provided to contact the peripheral nerve to keep a stable fixed state; and a suction hole formed in the fixing unit so that the negative pressure is provided to the peripheral nerve therethrough.

公开(公告)号：US20190171290A1

公开(公告)日：2019-06-06

申请号：US16199708

申请日：2018-11-26

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY ,  CENTER OF HUMAN-CENTERED INTERACTION FOR COEXISTENCE

Inventor： Donghyun HWANG ,  Keehoon Kim ,  Byeongkyu Lim ,  Bum-Jae You

IPC: G06F3/01

Abstract: Provided is a tactile transmission device, which includes a base unit forming one surface of the tactile transmission device, a tip-tilt elastic member stacked on the base unit and configured to transmit a tactile feel to a finger of a user in a first direction oriented upward from a bottom surface of the finger and a second direction intersecting the first direction at a predetermined angle, and a cover disposed at an upper side of the tip-tilt elastic member to form another surface of the tactile transmission device.

公开(公告)号：US20180104478A1

公开(公告)日：2018-04-19

申请号：US15678894

申请日：2017-08-16

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Donghyun HWANG ,  Keehoon KIM ,  Sang Rok OH ,  Sehyuk YIM ,  Yong Seok IHN

IPC: A61N1/05 ,  A61N1/06

CPC classification number: A61N1/0551 ,  A61B18/14 ,  A61B2017/00566 ,  A61B2018/0019 ,  A61B2018/00434 ,  A61B2018/00446 ,  A61B2018/1495 ,  A61N1/0529 ,  A61N1/06

Abstract: An electrode structure inserting apparatus includes an electrode structure fixing unit to which the electrode structure is detachably fixed, and a vibration generator connected to the electrode structure fixing unit to vibrate the electrode structure fixing unit in an insertion direction of the electrode structure, and the electrode structure inserting apparatus inserts the invasive electrode structure into a nerve in a biological tissue.

公开(公告)号：US20170095935A1

公开(公告)日：2017-04-06

申请号：US14938324

申请日：2015-11-11

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Keehoon KIM ,  Donghyun HWANG ,  Sang Rok OH

IPC: B25J17/02

CPC classification number: B25J17/0266 ,  F16H1/32

Abstract: A movement conversion apparatus has a frame, a plurality of auxiliary moving bodies connected to the frame to allow linear movement, a plurality of actuators configured to move the plurality of auxiliary moving bodies with respect to the frame, a main moving body surrounded by the plurality of auxiliary moving bodies and connected to the plurality of auxiliary moving bodies to have a hollow formed therein, and a rotating body rotatable on the basis of a rotary shaft fixed through the hollow. The plurality of auxiliary moving bodies are selectively moved to adjust a location of the main moving body. The rotating body is inserted into the hollow to rotate by a movement of the main moving body.