Abstract: A device for preventing a reverse input includes a first housing, a second housing coupled with the first housing to define an internal space along with the first housing, an output shaft including an output disk disposed in the internal space and having one or more concave curved surfaces on an outer circumference surface of the output disk and an output shaft body configured to protrude from the output disk, an input shaft including an input disk having one or more concave grooves on an outer circumference surface thereof and an input shaft body disposed on a same rotation axis as a rotation axis of the output shaft body to protrude from the input disk, and one or more moving pins disposed on the concave grooves, respectively, to come into contact with the concave curved surfaces, respectively.

Abstract: A steering input device according to the present disclosure includes a grip part, a lower shaft engaged to the grip part and configured to be rotated by a rotation of the grip part, a torsion bar, an end portion of which is connected to the lower shaft, wherein the torsion bar is at least partially disposed in the lower shaft, a connection shaft connected to the torsion bar and configured to accommodate at least a part of the torsion bar, the connection shaft being connected to the lower shaft, a sensor configured to detect a rotation angle of the lower shaft or the connection shaft, and a motor shaft connected to the connection shaft and configured to be rotated by a motor.

Abstract: A device for preventing a reverse input includes a first housing, a second housing coupled with the first housing to define an internal space along with the first housing, an output shaft including an output disk disposed in the internal space and having one or more concave curved surfaces on an outer circumference surface of the output disk and an output shaft body configured to protrude from the output disk, an input shaft including an input disk having one or more concave grooves on an outer circumference surface thereof and an input shaft body disposed on a same rotation axis as a rotation axis of the output shaft body to protrude from the input disk, and one or more moving pins disposed on the concave grooves, respectively, to come into contact with the concave curved surfaces, respectively.

Abstract: A sensor device for a steering actuator, the sensor device may include: a pinion shaft mounted on a housing part; a first pinion gear integrated with the pinion shaft by injection molding; and a sensor unit coupled to the first pinion gear.

Abstract: A cooperative steering apparatus including an input shaft rotating as a steering wheel of a vehicle rotates, a drive motor including a rotor that rotates independently of the input shaft, and a speed reducer including a wave generator rotating as the rotor rotates, a flex spline rotating as the input shaft rotates, a circular spline rotating as at least one of the wave generator and the flex spline rotates, and an output shaft rotating coaxially with the circular spline, wherein when the vehicle travels in an autonomous driving mode, the input shaft does not rotate, and only the rotor rotates so that the output shaft rotates.

Abstract: A steering actuator apparatus for a vehicle may include: a housing, a driving unit configured to be supported by the housing and generates a driving force, a transmission shaft, which is installed inside the housing to be movable, moves back and forth by receiving the driving force from the driving unit, and varies a steering angle of a wheel, a measurement unit configured to measure the steering angle of the wheel in conjunction with a movement of the transmission shaft, a first rotation prevention unit provided between the housing and the transmission shaft and fixed to the transmission shaft and a second rotation prevention unit, which is detachably coupled to an outside of the housing and interferes with the first rotation prevention unit to prevent relative rotation of the housing and the transmission shaft.

Abstract: A steering actuator apparatus for a vehicle, may include: a housing, a drive part supported by the housing and configured to generate a rotational force, a transmission shaft part installed to be movable in the housing and configured to change a steering angle of a wheel while reciprocating by receiving the rotational force from the drive part, a measurement part configured to measure the steering angle of the wheel while operating in conjunction with a movement of the transmission shaft part, and a rotation prevention part disposed between the housing and the transmission shaft part and configured to prevent a relative rotation between the housing and the transmission shaft part.

Abstract: A sensor device for a steering actuator, the sensor device may include: a pinion shaft mounted on a housing part; a first pinion gear integrated with the pinion shaft by injection molding; and a sensor unit coupled to the first pinion gear.