Abstract: A strength assist device includes: a base frame; a plurality of rotating bodies provided on left and right sides of the base frame, and rotatably connected to the base frame; a plurality of actuators rotatably connected to the respective rotating bodies, and forming respective restoring torques according to rotation angles with respect to the rotating bodies; and a cable connecting the rotating bodies. In particular, rotational motions of the rotating bodies with respect to the base frame are restricted against each other by a tension of the cable.

Abstract: A walking assisting apparatus includes a leg mounted device configured to be mounted on a leg of a user to assist walking of the user. A waist mounted device is provided on an upper side of the leg mounted device and configured to be mounted on a waist of the user. A support is located on a front side of the leg mounted device and configured to contact a ground surface. A control device is coupled to a front side of the waist mounted device, electrically connected to the leg mounted device, and configured to control the leg mounted device. A connector connects the control device and the leg mounted device to detachably house the support.

Abstract: An assembly structure, such as for connecting a robot arm and a gripper or other such components, includes an assembling part and a coupling part provided above the assembling part. The assembling part includes a body and a flange fixedly coupled to an upper portion of the body. The coupling part includes a base member and a sleeve member configured to surround a periphery of the base member. The flange is configured such that a rotational motion of the flange about a rotation center axis relative to the base member is restricted. The sleeve member is configured to be rotatable relative to the base member and the sleeve member and the flange are configured to interfere with each other in an upward/downward direction.

Abstract: A controller includes: a head part including a display unit providing information and images and a button unit having operation buttons; and a body part joined to the head part, where the display unit includes a projection portion engaged with the body part, the body part includes a recessed portion into which the projection portion is inserted, a first uneven portion is provided on an outer circumferential surface of the projection portion, a second uneven portion having a shape corresponding to that of the first uneven portion is provided on an inner circumferential surface of the recessed portion, and at least one of the first uneven portion or the second uneven portion includes a plurality of uneven portions.

Abstract: An embodiment rehabilitation robot control apparatus includes a brainwave signal measuring device configured to measure a brainwave signal of a user, a preprocessing device configured to preprocess the measured brainwave signal, a classification device configured to classify a motor intention of the user based on the brainwave signal preprocessed by the preprocessing device, and a controller configured to reflect the motor intention of the user in real time to control an operation or a stop of a rehabilitation robot.

Abstract: An ankle joint motion assist device may include a foot accommodating portion on which a user's foot may be accommodated; a driver connected to the foot accommodating portion and providing driving force for rotation of the foot accommodating portion; and a connector rotatably connecting the foot accommodating portion and the driver, wherein the connector may include a first connector to which the foot accommodating portion is coupled, and a second connector to which the driver is coupled, the first connector may be rotatably connected to the second connector about a first rotation axis and a second rotation axis, perpendicular to each other, the driver may include a pair of linear motor modules respectively connected to the first connector through a pair of linkers, and both end portions of the pair of linkers may be rotatably connected to the pair of linear motor modules and the first connector.

Abstract: A muscular strength assisting apparatus includes a muscular strength assisting portion that assists a user's muscular strength and a first connecting link including one side connected to one side of the muscular strength assisting portion and an opposite side rotatable relative to a shoulder of the user about a first rotation axis. The muscular strength assisting portion includes an upper arm module that assists muscular strength of an upper arm of the user and a link assembly including one side connected to one side of the upper arm module to be rotatable about a second rotation axis non-parallel to the first rotation axis and an opposite side disposed adjacent to a portion of a body of the user to be supported on the user.

Abstract: A strength assist device includes: a multi-link part including one or more links; a profile controller that is connected to one end portion of the multi-link part, and rotates around a central rotational axis; and an elastic force providing part that is connected to the other end portion of the multi-link part, and provides an elastic force to the multi-link part. When the profile controller rotates and one end portion of the multi-link part revolves around the central rotational axis, the elastic force applied to the multi-link part varies.

Abstract: An embodiment power transmission device includes an input shaft rotatable about a first rotation axis, first and second wires wound around an outer surface of the input shaft based on a first radial direction, each having a first side fixed to the input shaft, an output shaft rotatable about a second rotation axis, the output shaft including a shaft body, wherein the first and second wires surround an outer surface of the shaft body based on a second radial direction, and first and second wire holders to which a second side of the first wire and a second side of the second wire are respectively fixed. The first wire extends in a first circumferential direction of the shaft body, and then the first wire extends in a second circumferential direction opposite to the first circumferential direction of the shaft body.

Abstract: A heavy-water reactor facility dismantling apparatus according to an embodiment includes: a first cutting device for cutting the periphery of a first nozzle portion of a calandria, wherein the first nozzle portion is connected to the upper end of a first pipe positioned in the calandria of a heavy-water reactor facility; a second cutting device for cutting a first support part of the calandria, wherein the first support portion is connected to the lower end of the first pipe connected to the first nozzle portion; and a fixing and drawing device for fixing and drawing the first nozzle portion cut by the first cutting device.

Abstract: This patent proposal document provides a complete robot hand control scheme using myoelectric intention estimation of the human being using the kernel Principal Component Analysis Algorithm (kPCA). The robot hand system includes a biometric EMG sensor system, a robot hand including with multiple fingers, a controller connected with the biometric EMG sensor system, and a robot hand. The controller acquires the biometric EMG signal by means of a biometric sensor system, estimates myoelectric motion intention by applying the kernel principal component analysis (kPCA) algorithm using a kernel function, and delivers a control command corresponding to the estimated motion intention of the user to the robot hand.

Abstract: The present disclosure relates to a finger-gripper assembly and a finger-gripper assembly system including the same. The finger-gripper assembly includes a finger and a gripper to which the finger is coupled so as to be removable. The gripper includes an arm, an extender coupled to a lower end of the arm so as to be rotatable about a first axis, wherein the extender extends, from the arm along a second axis that extends in an extension direction and intersects with the first axis, and a connector coupled to a lower side of the extender so as to be movable along the second axis, wherein the connector is connectable to the finger.

Abstract: A purpose is to provide an electronic device that can be used as a memory device or a random number generation device capable of outputting a relatively large reading signal, and that can also be used as an oscillation/wave detection device having output/input frequency variability, without requiring an external magnetic field. Provided is an electronic device characterized by including a body, input terminals, and output terminals, in which the body is configured by laminating a spin-torque generation layer and a non-collinear antiferromagnetic layer on a substrate in such an order or in a reverse order in a laminating direction, the input terminals are disposed on both ends of the spin-torque generation layer in any one direction parallel to a lamination surface, and the non-collinear antiferromagnetic layer has a non-collinear magnetic order in a surface formed by said any direction and the laminating direction.

Abstract: An embodiment power transmission device includes an input shaft rotatable about a first rotation axis, first and second wires wound around an outer surface of the input shaft based on a first radial direction, each having a first side fixed to the input shaft, an output shaft rotatable about a second rotation axis, the output shaft including a shaft body, wherein the first and second wires surround an outer surface of the shaft body based on a second radial direction, and first and second wire holders to which a second side of the first wire and a second side of the second wire are respectively fixed. The first wire extends in a first circumferential direction of the shaft body, and then the first wire extends in a second circumferential direction opposite to the first circumferential direction of the shaft body.

Abstract: An upper arm module of a wearable muscular strength assisting apparatus is provided. The upper arm module includes a base part configured to be connected to a wearer's body, and an upper arm part having a first end thereof coupled to the base part to be rotatable about a fixed point. The upper arm part is coupled to the wearer's upper arm to apply a torque thereto. The upper arm module further includes an elastic body having a first end thereof fixedly coupled to the upper arm part and generating an elastic force by deformation. In particular, the upper arm module also includes a first link having a first end thereof rotatably coupled to the base part at a point of application, and a second link rotatably coupled to the second end of the first link at a first point.

Abstract: A gripper includes a base unit and finger units coupled to a protruding direction-side of the base unit. Each of the finger units includes a first link structure coupled to the base unit, a second link structure rotatably coupled to the first link structure, and a third link structure rotatably coupled to both the first link structure and the second link structure, and the second link structure includes a finger tip. When the finger unit is pressed in the protrusion direction, the finger tip is brought closer to the base unit in the protrusion direction by the first link structure. When the finger unit is further pressed in the protrusion direction, the finger tip is rotated to be oriented in a direction opposite to the protruding direction in a state in which the finger tip is oriented in a gripping direction that is a direction perpendicular to the protruding direction.