Abstract: A seating support device of a wearable chair includes a femoral link extending in a direction where a femoral region extends and configured to be connected with the femoral region, a crural link extending in a direction where a crural region extends, and configured to be connected with the crural region, and including a housing that is coupled at an upper end thereof to a lower end of the femoral link to be rotatable relative thereto and a sliding part that is slidably coupled to the housing in a direction in which the housing extends, and a limiting device operated in conjunction with a relative rotation between the femoral link and the crural link to allow the sliding part to slide vertically and to prevent sliding between the sliding part and the housing in a state where an angle between the femoral link and the crural link is a seating angle.

Abstract: A robot driving device includes a base provided at a point spaced apart from a joint part of a robot, a driving part installed to be movable on the base, and for providing a driving force to the joint part, a wire connecting the driving part and the joint part to transfer the driving force of the driving part to the joint part, an adjustment part having an elastic part for elastically supporting the driving part with respect to the base, and allowing the driving part to move on the base in order to give tension to the wire, and a fixing part for fixing relative locations of the driving part to the base at a point at which the driving part has moved.

Abstract: A robot unit includes: a first link forming a center of rotation of the robot unit; a second link configured to perform a revolution motion or a rotation motion based on the center of rotation when rotated about the first link; first members, each of which is provided between the first link and the second link; drivers, each of which is provided in a direction that faces the first link and is configured to provide driving forces to the first members; wires configured to transmit the driving forces of the drivers to the first members; and second members, each of which is provided on the first link and the second link, is wound by the wires, and is configured to perform a revolution motion or a rotation motion along with the first link and the second link in a case where each of the first members is driven.

Abstract: A wearable chair includes: a thigh link extending in an extension direction of a wearer's thigh to be connected to the wearer's thigh; a crus link extending in an extension direction of the wearer's crus to be connected to the wearer's crus, having an upper end portion rotatably coupled to a lower end portion of the thigh link, and prevented from rotating such that an angle between the crus link and the thigh link is less than a sitting angle; and a contact link having a first end rotatably coupled to a lower end portion of the crus link and a second end coming in contact with the ground at a predetermined position from the crus link by rotating with respect to the first end with relative rotation between the thigh link and the crus link when the wearer is in a sitting position.

Abstract: Proposed is a wearable chair with a truss structure, the wearable chair including: an upper rod extending in a longitudinal direction thereof and connected to a wearer's thigh; a lower rod extending in a longitudinal direction thereof and connected to a lower leg of the wearer, the lower rod being coupled to a lower end part of the upper rod at an upper end part of the lower rod and being in contact with the ground at a lower end part of the lower rod when the wearer sits; and a support rod slidably coupled to the upper rod at an upper end part of the support rod and rotatably coupled to the lower rod at a lower end part of the support rod to support a compression force between the upper rod and the lower rod in a longitudinal direction of the support rod when the wearer sits.

Abstract: A walking control method of a robot is provided. The method includes receiving a walking command of the robot including a link device having a plurality of links that correspond to both lower limbs. In response to receiving the walking command, implementing walking of the robot by providing torque to the link device to move a first lower limb is moved. In a double stance state where foot ends of the both lower limbs are simultaneously in contact with ground while the lower limb to be moved is changed, a driving force is generated in the double stance by adjusted the torque of the drive device to virtually move the foot ends of the both lower limbs by a predetermined stable distance in an opposite direction to a walking direction.

Abstract: A sliding stop switch may include a first rod extending in the longitudinal direction thereof, a second rod coupled to the first rod such that one end portion thereof is slidable in the longitudinal direction of the first rod, and a switch member coupled to the first rod to slide in the longitudinal direction of the first rod and to be fixed at a plurality of points on the first rod to stop the sliding of one end portion of the second rod.

Abstract: Provided is a wearable apparatus for assisting muscular strength including a first rotary member, a first side of which is located at an upper portion of a shoulder of a wearer and a second side of which is located at a back thereof, a second rotary member, a first side of which is coupled to the second side of the first rotary member and a second side of which moves upward and downward, a first connecting part, a first side of which is coupled to the second side of the second rotary member, and a second side of which is located at an outer side surface of the wearer, a third rotary member, a first side of which is coupled to the second side of the first connecting part, and a fourth rotary member, a first side of which is coupled to the second side of the third rotary member.

Abstract: A wearable apparatus for assisting muscular strength includes a base secured to a torso, a first rotary link coupled at a first end to the base to be rotatable about a first rotating axis and extending at a second end to a first side of the wearer to be moved forwards or backwards, a first extension link extending at a first end to the first side of the wearer and located at a second end on a wearer's flank, a first connecting part coupled at a first end to the second end of the first rotary link to be rotatable about a second rotating axis, and coupled at a second end to the first end of the first extension link to be rotatable about a third rotating axis, and a first upper-arm fixing part rotatably coupled at a first end to the second end of the first extension link.

Abstract: A wearable chair may include an upper rod extending in the longitudinal direction thereof, a lower rod, the upper end portion of the lower rod being rotatably coupled to the lower end portion of the upper rod, the lower end portion of the lower rod being configured to contact the ground when the user sits down, a lower leg fixing unit configured of extending in the longitudinal direction of the lower leg of the user to be coupled to the rear of the lower leg of the user, the distance between the lower leg fixing unit and the lower rod being varied when the lower leg fixing unit slides in the longitudinal direction of the lower rod, and a support rod having a lower end portion rotatably coupled to the lower rod and an upper end portion slidably coupled to the upper rod to slide within a specific section of the upper rod.

Abstract: A wearable muscular strength assist apparatus and a method and a system of controlling the same are disclosed. The wearable muscular strength assist apparatus includes a main body for supporting the upper body of a wearer, a plurality of leg pulleys provided at the left and right sides of the main body, a plurality of links, each having one end for supporting a respective one of the legs of the wearer and the remaining end connected to a respective one of the leg pulleys so as to be interlocked therewith, a plurality of wires, each being connected to a respective one of the leg pulleys, and a driving unit provided at the main body and connected with the wires in order to provide the wires with tensile force for rotating the respective leg pulleys.

Abstract: A wearable apparatus and a method assist and control muscular strength. The wearable apparatus includes a support unit located on the rear surface of a wearer. An actuator is fixed to the support unit and a sliding unit is slidably connected to the actuator and is slidable with respect to the support unit due to driving of the actuator. First and second rotating units are connected to the support unit to be located at both sides of the wearer such that one end of each of the first and second rotating units is coupled to the support unit so as to be rotatable forwards and backwards with respect to the support unit. A power transmission unit is provided with respective ends coupled to the first and second rotating units via the sliding unit and configured to generate rotary force of the first and second rotating units.

Abstract: A wearable walking assist robot is provided that ensures high walking assistance performance without a complex calculation process by detecting a gait phase based on pressure distribution on feet and performing a corresponding control mode that is set in advance. The wearable walking assist robot includes a sensor unit that senses pressure on the soles of the feet of a wearer and a controller that determines gait phases of both a first leg to be operated and a second leg based on the sensed pressure. Additionally, the controller selects one of a plurality of control modes set in advance based on the determined gait phases and operates a joint-driving unit for the first leg to be operated.

Abstract: An upper arm module of a wearable muscular strength assisting apparatus includes: a base part fixedly connected to a wearer's body; an upper arm part being configured such that a first end thereof is coupled to the base part to be rotatable about a fixed point, and being coupled to the wearer's upper arm to apply a rotational torque thereto; a first link configured such that a first end thereof is rotatably coupled to the base part at a point of application; a second link extending on a plane on which the upper arm part extends, and being rotatably coupled to a second end of the first link at a first point; a third link coupled to the second link at a second point to guide movement of the second point; and an elastic body generating an elastic force by deformation.

Abstract: An ankle-less walking assistant apparatus includes: a body supporting the back of a wearer; left and right hip joint-drivers extending from both sides of the body; left and right thigh links having first ends connected to the left and right hip joint-drivers, respectively; left and right knee-drivers connected to second ends of the left and right thigh links, respectively; left and right calf links having first ends connected to the left and right knee-drivers, respectively; and ground-contact feet fixed to second ends of the left and right calf links, respectively.

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 wearable apparatus for assisting muscular strength includes a back support, and a connection chain having a first end portion coupled to the back support to be rotatable upward or downward. The connection chain extends from the back of the wearer to a side thereof and includes a plurality of rotary elements arranged abreast laterally, each rotary element being rotatably coupled to an adjacent rotary element laterally. The wearable apparatus further includes an upper arm module that extends in a direction in which an upper arm of the wearer extends, one end portion of the upper arm module coupled to a second end portion of the connection chain to be rotatable upward or downward with respect to the one end portion. The upper arm module generates a rotational force for rotating the upper arm of the wearer upward or downward.

Abstract: A seating support device of a wearable chair includes a femoral link extending in a direction where a femoral region extends and configured to be connected with the femoral region, a crural link extending in a direction where a crural region extends, and configured to be connected with the crural region, and including a housing that is coupled at an upper end thereof to a lower end of the femoral link to be rotatable relative thereto and a sliding part that is slidably coupled to the housing in a direction in which the housing extends, and a limiting device operated in conjunction with a relative rotation between the femoral link and the crural link to allow the sliding part to slide vertically and to prevent sliding between the sliding part and the housing in a state where an angle between the femoral link and the crural link is a seating angle.