Abstract: An actuator unit of the present invention includes upper and lower frames respectively connectable to a thigh frame and a lower leg frame, an actuator-side rotational connecting part connecting both frames in a rotatable manner around a pivot axis, a driver producing driving force for rotating the lower frame around the pivot axis, upper and lower connecting bodies respectively connecting the upper frame to the thigh frame and the lower frame to the lower leg frame, and an intermediate connecting body connecting the vicinity of the actuator-side rotational connecting part to the vicinity of a brace-side rotational connecting part, the intermediate connecting body having a ball stud and an accommodation depression respectively provided on one and the other of the knee-ankle-foot orthosis and the actuator unit.

Abstract: In the coil spring of the present invention, a helical space defined by a space between coils has a first end region whose space is increased as it extends towards the other side in the axial direction from a first reference point where the space is zero, a reference region whose space is set at a reference value L (L>0), and a second end region whose space becomes narrow as it extends toward the other side in the axial direction and zero at a second reference point. The first end region is configured such that the number of turns of the helical space is greater than 1 and the space between coils in a terminal position is greater than the reference value L.

Abstract: The present invention provides an actuator-equipped knee ankle foot orthosis in which a control device calculates a thigh phase angle based on an angle-related signal detected by a thigh orientation detecting means at one sampling point, applies the thigh phase angle at that sampling point to an assisting force control data, which is stored in the control device in advance and indicates the relationship between the thigh phase angle and a size of the assisting force to be imparted to a lower leg-side brace, to obtain the size of the assisting force to be imparted to the lower leg-side brace at that sampling point, and executes operational control for an actuator unit such that the assisting force having the size is output.

Abstract: A gait motion assisting apparatus of the present invention includes an actuator unit controlling driver so that assisting force calculated by applying gait motion timing based on detected thigh phase angle to output pattern saved data is imparted to lower leg, and a terminal device capable of wireless-communicating with control device of the actuator unit. The terminal device can receive assisting force setting value including assisting force imparting period during gait cycle and create, based on the assisting force setting value, output pattern setting data indicating a relationship between the gait motion timing and a size of assisting force to be imparted to the lower leg. The control device is configured to overwrite-save the output pattern setting data received from the terminal device as the output pattern saved data.

Abstract: The gait motion assisting device according to the present invention replicates movement of user's leg including thigh and lower leg around hip joint by pendulum movement of a rod-like rigid body, estimates hip joint angle and hip joint angular velocity of thigh calculated based on equation of motion of the pendulum movement by a state estimator using angle-related signal received from a thigh orientation detecting means as the observation, calculates the thigh phase angle using the estimated hip joint angle and the estimated hip joint angular velocity, and outputs assisting force having torque value calculated based on the thigh phase angle.

Abstract: A coil spring of this invention includes a first end coil part with a first bearing surface facing to the first side in the axial direction, a second end coil part with a second bearing surface facing to the second side in the axial direction and a central coil part connecting the first and second end coil parts. A displacement length in the axial direction from the outer end portion until the inner end portion of the first end coil part is a thickness of a spring wire forming the coil spring so that a space between the outer end portion of the first end coil part and an inner end portion of the central coil part is zero, and a displacement length in the axial direction between the outer end portion of the first end coil part and a point away along the circumferential direction from the outer end portion toward the inner end portion of the first end coil part by a half of turn around the axial line is less than a half of the thickness of the spring wire.

Abstract: A manufacturing method of shunt resistor according to the present invention includes a step of calculating a difference between an initial resistance value and a desired resistance value as a resistance value to be adjusted, a step of providing a plurality of recess forming members capable of forming recesses each having a characteristic size in the surface of a resistive alloy plate, a recess determining step of determining the size and the number of the recesses necessary to be formed at the surface of the resistive alloy plate, and a recess forming step of forming the recesses according to the size and the number determined in the recess determining step by using the corresponding recess forming members.

Abstract: To provide a joint support unit, etc. capable of being worn on both left and right joints. A joint support unit includes a first link worn on one end side of a joint portion, a second link worn on the other end side of the joint portion, and rotatably coupled to the first link, a driving unit configured to perform rotation driving of the second link, and a rotation regulating unit configured to regulate a rotation direction and a rotation range of the second link. The rotation regulating unit includes an engagement body provided in one of the links, and an engagement part provided in the other one of the links, and engaging with the engagement body, the engagement part includes two guiding paths and that guide the engagement body moving according to the rotation direction of the second link in different directions, and a communication path.

Abstract: To provide a joint support unit, etc. capable of being worn on both left and right joints. A joint support unit 20 includes a first link 21 worn on one end side of a knee joint, a second link 22 worn on the other end side of the knee joint, and a driving unit 30 configured to cause the first link 21 and the second link 22 to perform rotational movement, or to relatively perform rotational movement while moving a rotation center and to perform sliding movement.

Abstract: A bearing body is provided. The bearing body includes first and second support surfaces inclined so as to slope upward from a side on the imaginary central vertical plane passing through an axis of a rotating shaft to be supported toward one and the other outer sides in the width direction of the rotating shaft. First and second transitional regions that respectively make transitions from the first and second support surfaces to a first and end surface of the bearing body on one side in the axial direction of the rotating shaft have a curved shape projecting obliquely upward such that an orientation of a normal line changes from a perpendicular direction to a parallel direction with respect to the axis of the rotating shaft toward one side from the other side in the axial direction of the rotating shaft.

Abstract: In the coil spring of the present invention, a helical space defined by a space between coils has a first end region whose space is increased as it extends towards the other side in the axial direction from a first reference point where the space is zero, a reference region whose space is set at a reference value L (L>0), and a second end region whose space becomes narrow as it extends toward the other side in the axial direction and zero at a second reference point. The first end region is configured such that the number of turns of the helical space is greater than 1 and the space between coils in a terminal position is greater than the reference value L.

Abstract: In a torque limiter of the present invention, a difference is provided between a maximum static frictional force between the coil spring and the first outer circumferential surface and a maximum static frictional force between the coil spring and the second outer circumferential surface such that, when rotational torque in a direction of increasing the diameter of the coil spring and less than a predetermined value is applied to the first or second rotator, the first and second rotators integrally rotate via the coil spring, and one of the first and second rotators relatively rotates relative to the other of the first and second rotators together with the coil spring when the rotational torque is greater the predetermined value.

Abstract: In the coil spring of the present invention, a helical space defined by a space between coils has a first end region whose space is increased as it extends towards the other side in the axial direction from a first reference point where the space is zero, a reference region whose space is set at a reference value L (L>0), and a second end region whose space becomes narrow as it extends toward the other side in the axial direction and zero at a second reference point. The first end region has a first end outer part and a first end inner end. In a case where a pitch angle of the space between coils that causes the displacement of the space between coils per turn of the helical space to be L is a reference pitch angle Pa, the pitch angle in the first end outer part is set at Pa while the pitch angle in the first end inner part is set at Pb (Pb>Pa).

Abstract: A busbar assembly according to the present invention includes a first busbar formed by a conductive metal flat plate; a second busbar formed by a conductive metal flat plate, the second busbar disposed in the same plane as the first busbar with a gap being provided between opposing side surfaces of the first and second busbars; and an insulating resin layer filled in the gap so as to mechanically connect the opposing side surfaces of the first and second busbars. Preferably, the opposing side surface of at least one of the first and second busbars is an inclined surface that is closer to the opposing side surface of the other of the first and second busbars from one side toward the other side in the thickness direction.

Abstract: In the coil spring of the present invention, a helical space defined by a space between coils has a first end region whose space is increased as it extends towards the other side in the axial direction from a first reference point where the space is zero, a reference region whose space is set at a reference value L (L>0), and a second end region whose space becomes narrow as it extends toward the other side in the axial direction and zero at a second reference point. The first end region is configured such that the number of turns of the helical space is greater than 1 and the space between coils in a terminal position is greater than the reference value L.

Abstract: A manufacturing method of shunt resistor according to the present invention includes a step of calculating a difference between an initial resistance value and a desired resistance value as a resistance value to be adjusted, a step of providing a plurality of recess forming members capable of forming recesses each having a characteristic size in the surface of a resistive alloy plate, a recess determining step of determining the size and the number of the recesses necessary to be formed at the surface of the resistive alloy plate, and a recess forming step of forming the recesses according to the size and the number determined in the recess determining step by using the corresponding recess forming members.

Abstract: To provide a joint support unit, etc. capable of being worn on both left and right joints. A joint support unit includes a first link worn on one end side of a joint portion, a second link worn on the other end side of the joint portion, and rotatably coupled to the first link, a driving unit configured to perform rotation driving of the second link, and a rotation regulating unit configured to regulate a rotation direction and a rotation range of the second link. The rotation regulating unit includes an engagement body provided in one of the links, and an engagement part provided in the other one of the links, and engaging with the engagement body, the engagement part includes two guiding paths and that guide the engagement body moving according to the rotation direction of the second link in different directions, and a communication path.

Abstract: A method for producing a multi-layer bus bar unit includes preparing a plurality of metal flat plate-shaped bus bars, each with electrode terminal parts at two or more locations, depositing a coating film over an entire surface of each bus bar by electrodeposition coating, subjecting a coating film of a predetermined bus bar to a heating treatment so that the coating film is completely cured, subjecting another bus bar to a heat treatment so that the bus bar is semi-cured, and obtaining a multi-layer structure by alternately overlapping, and then subjecting to a pressure and heating treatment, the bus bar with the completely-cured coating film and the bus bar with the semi-cured coating film, so that the semi-cured coating film is completely cured and the plurality of bus bars adhere to each other by the completely-cured coating film.

Abstract: In manufacturing method of shunt resistor according to the present invention, at least one of first and second conductors that is thicker than a resistance alloy plate member includes a joining surface abutted to the resistance alloy plate member with their edges on one side in a plate-thickness direction being aligned with each other, a first inclined surface that is gradually located on one side in the plate-thickness direction from the joining surface toward the side opposite to the resistance alloy plate member in the plate-surface direction, and a first plate surface extending to the side opposite to the resistance alloy plate member in the plate-surface direction from the first inclined surface. Electron beams or laser is emitted to the joining surfaces of the conductor having the larger thickness and the resistance alloy plate member from one side in the plate-thickness direction to weld the joining surfaces.

Abstract: A manufacturing method according to the present invention includes: a step of providing a first conductive metal flat plate; a step of forming a slit in a busbar assembly forming region of the flat plate; a step of coating the flat plate with a coating material containing an insulating resin such that at least the slit is filled with the insulating resin layer; a step of curing the coating material to form the insulating resin layer; and a cutting step of cutting off the insulating resin layer in the slit and busbar forming parts of the first conductive metal flat plate from the first conductive metal flat plate, wherein the busbar forming parts face each other with the slit therebetween.