Abstract: Disclosed is a disconnector for a hybrid vehicle which can accurately control interruption or transmission of rotary power by accurately measuring and monitoring a transfer distance of a shift fork using a linear sensor while interrupting or transmitting the rotary power of an engine or a motor using the shift fork.

Abstract: A method of controlling traveling of a vehicle may include a measuring step that measures a longitudinal acceleration sensing value by a longitudinal acceleration sensor on a vehicle, a longitudinal acceleration calculating step that calculates a longitudinal acceleration of the vehicle from a speed of the vehicle, a slope degree calculating step that calculates a slope degree of a ground on which the vehicle is, from the longitudinal acceleration sensing value and the calculated longitudinal acceleration, a determining step that determines a slope direction and a slope level of the ground from the calculated slope degree, and a controlling step that provides in advance a torque amount, which is distributed from main driving wheels to sub-driving wheels for traveling, to a power distribution device, at different levels in accordance with the slope direction and the slope level of the ground.

Abstract: Provided is a driving device for rear wheels of a 4 wheel driving electric vehicle, which can minimize a loss in the drive power during 4-wheel by transmitting the drive power to the rear wheels based on a disconnector input shaft, rather than a clutch, after synchronizing a rotating speed of the disconnector input shaft based on a first motor with a rotating speed of a hub based on rear wheels. Other aspects of the present invention provide a driving device for rear wheels of a 4 wheel driving electric vehicle, which can prevent a loss in the drive power during 2-wheel driving by preventing a load based on a differential device from being generated by connecting the differential device between a reduction gear group and the disconnector input shaft.

Abstract: A waste gate valve which is installed on a turbocharger to selectively discharge a part of exhaust gas while allowing the part of the exhaust gas to bypass the turbocharger, may include a layer which is formed between a valve seat and a valve body that comes into contact with the valve seat.

Abstract: A variable geometry turbo system that controls a flow of exhaust gas introduced into a turbine of a turbo charger may include a vane base ring in which the turbine may be positioned at a center thereof, a fixed vane which may be fixed onto a first surface of the vane base ring to guide the exhaust gas introduced into the turbine, a variable vane which may be pivotally positioned on the first surface of the vane base ring and adjacent to the fixed vane so as to vary a flow path of the exhaust gas introduced into the turbine, a vane cover ring fixed to the vane base ring with the fixed vane and the variable vane interposed therebetween, and an actuating module coupled to the variable vane and selectively actuating the variable vane.

Abstract: Disclosed is a waste gate assembly for a turbocharger that is provided at a side of a turbine into which an exhaust gas is introduced, and bypasses some of the exhaust gas introduced into the turbine to an outside. The waste gate assembly may include a boss that has a hole for discharging the exhaust gas and is provided at a waste gate main body, a valve that is provided to spherically come in contact with a valve mounting surface of the boss and selectively opens or closes the hole of the boss, and an actuator that is connected to the valve, and provides a rotational force to the valve.

Abstract: Provided is a rear suspension mounting structure for an electric vehicle, which can reduce the overall weight and can enhance steering stability by forming a torsion beam and a trailing arm using different materials. In one embodiment, the rear suspension mounting structure includes a hub fastened to the center of a wheel, a trailing arm including a housing producing an internal space and an arm bush extending to one side of the housing, a torsion beam bolt-coupled to the arm bush through a coupling plate, a motor coupled to the internal space of the housing and supplying a driving force, a motor cover provided in the internal space of the housing, and a driving speed reducer provided at the outside of the motor cover in the internal space of the housing, wherein the torsion beam and the trailing arm are formed using dissimilar metals.

Abstract: A turbocharger having a cooling structure may include a center housing on which a shaft is rotatably fitted, a turbine impeller disposed at one end of the shaft, a compressor impeller disposed at the other end of the shaft, a turbine housing fastened to the center housing and covering the turbine impeller such that an exhaust gas flows into the turbine impeller, a compressor housing fastened to the center housing and covering the compressor impeller such that an intake air flows into the compressor impeller, and a coil type heat exchanger formed in a rotational direction of the shaft and in a space between the center housing and the turbine impeller.

Abstract: A turbocharger may include a shaft having a central hole longitudinally formed therein, a supply hole for supplying oil to the central hole, and an exhaust hole for discharging the oil from the central hole to the outside of the shaft. The turbocharger may also include a turbine disposed at a side of the shaft and rotated by an exhaust gas, a compressor disposed at the other side of the shaft and compressing intake air, a bearing rotatably supporting the shaft, and a center housing mounted with the bearing.

Abstract: A device for driving a rear wheel of an electric vehicle is provided. In one embodiment, the rear wheel driving device includes a motor for supplying rotational power, a gear group connected to a rotor of the motor, a final gear connected to the gear group, an output shaft connected to the final gear and rotating, a hub installed on an outer circumferential surface of the output shaft using a nut, a wheel connected to the hub, an axle housing connected to the hub using a hub bearing, a motor cover protecting the motor and mounting an output shaft bearing, and a trailing arm connected to the axle housing using an axle housing bolt and configured to mount the motor from an exterior side to an interior side of a vehicle.

Abstract: Provided is a sliding ball type constant velocity joint for a vehicle, and more particularly, to a sliding ball type constant velocity joint for a vehicle, which can absorb idle vibration generated from the vehicle during idling by creating a clearance between an outer spherical surface of an inner race and an inner spherical surface of a cage. The sliding ball type constant velocity joint includes a shaft which receives rotational power from an engine and rotates, an outer race which is installed at an end of the shaft and having grooves formed therein, an inner race installed in the outer race, a plurality of balls for transmitting the rotational power of the outer race to the inner race, and a cage for supporting the balls, wherein a center of a radius of an outer spherical surface of the inner race is formed at a different location from a center of a radius of an inner spherical surface of the cage.

Abstract: Disclosed is a disconnector-type clutch for a rear wheel-driving device in a 4-wheel driving electric vehicle, which can eliminate a loss in the driving force due to a slip of friction plates disposed in a multiple disc clutch by transmitting power to rear wheels using the disconnector-type clutch, instead of the multiple disc clutch in 4-wheel driving, and can prevent a loss in the energy by preventing a differential from unnecessarily rotating when rear wheels are drawn by a driving force of front wheels in 2-wheel driving in which a rear-wheel driving motor is not driven by installing the disconnector-type clutch at a rear end of the differential.

Abstract: An angled offset ball type constant velocity joint for a vehicle, which can enhance the strength of the joint by compensating for a contact surface pressure between an outer race groove and a ball while maintaining an outer diameter of the outer race by making rotation centers of the outer race and the inner race positioned to be symmetrical with respect to each other by an offset angle. The angled offset ball type constant velocity joint includes an inner race connected to an end of a shaft, an outer race installed outside the inner race, a plurality of balls for transmitting a torque of the inner race to the outer race, and a cage having windows for supporting the respective balls, wherein a rotation center of an outer race ball track is symmetrical with a rotation center of an inner race ball track by an offset angle.

Abstract: A dual clutch transmission with multiple gears operatively coupled thereto, comprises: first and second input shafts coaxially arranged to each other; a first clutch operatively coupled with the first input shaft to drive the transmission with a gear selected from a first set of non-consecutively numbered gears; a second clutch coaxially arranged with the first clutch and operatively coupled with the second input shaft to drive the transmission with a gear selected from a second set of non-consecutively numbered gears; first and second clutch actuating devices, each including an actuator and a pivot member, each pivot member operatively coupled between the actuator and a clutch applicator of cylindrical shape to move its clutch applicator for clutch operation; and a plurality of first and second clutch levers received in a clutch retaining housing in a circularly and alternately arranged pattern. The first and second clutch levers are configured to move the first and second clutches, respectively.

Abstract: Provided is a sliding ball type constant velocity joint for a vehicle, and more particularly, to a sliding ball type constant velocity joint for a vehicle, which can absorb idle vibration generated from the vehicle during idling by creating a clearance between an outer spherical surface of an inner race and an inner spherical surface of a cage. The sliding ball type constant velocity joint includes a shaft which receives rotational power from an engine and rotates, an outer race which is installed at an end of the shaft and having grooves formed therein, an inner race installed in the outer race, a plurality of balls for transmitting the rotational power of the outer race to the inner race, and a cage for supporting the balls, wherein a center of a radius of an outer spherical surface of the inner race is formed at a different location from a center of a radius of an inner spherical surface of the cage.

Abstract: Provided is a ball type constant velocity joint for a vehicle. The ball type constant velocity joint includes an inner race installed at an end of a shaft, an outer race installed outside the inner race, a plurality of hails for transmitting rotational power of the inner race to the outer race, and a cage having windows for supporting the balls, wherein a ball track of the outer race is divided into two sections consisting of an outer race radial track and an outer race linear track contiguous to the outer race radial track, and when a joint angle is not created, a rotation center of the outer race radial track and a rotation center of the inner race linear track are positioned at the same point on a vertical center axis and have the same vertical offset amount.

Abstract: Provided is a sliding ball type constant velocity joint for a vehicle, and more particularly, to a sliding ball type constant velocity joint for a vehicle, which can absorb idle vibration generated from the vehicle during idling by creating a clearance between an outer spherical surface of an inner race and an inner spherical surface of a cage. The sliding ball type constant velocity joint includes a shaft which receives rotational power from an engine and rotates, an outer race which is installed at an end of the shaft and having grooves formed therein, an inner race installed in the outer race, a plurality of balls for transmitting the rotational power of the outer race to the inner race, and a cage for supporting the balls, wherein a center of a radius of an outer spherical surface of the inner race is formed at a different location from a center of a radius of an inner spherical surface of the cage.

Abstract: A dual clutch apparatus for a dual clutch transmission having a first input shaft and a second input shaft includes: a first clutch of generally annular shape; a second clutch of generally annular shape disposed coaxially with the first clutch; and, a plurality of first and second clutch levers received in a clutch retaining housing in a circularly arranged pattern with the first clutch levers alternately interleaved with the second clutch levers; in which the first clutch includes a clutch finger plate of generally annular shape, the clutch finger plate having a plurality of fingers extending in the axial direction of the first clutch and through an outer circumference of the second clutch and configured to push a first clutch application plate of generally annular shape which is coupled with the first clutch levers for clutch application of the first clutch, and a friction plate arranged next to the first clutch application plate and coupled with a hub of the first clutch, the hub of the first clutch couple

Abstract: The present invention discloses a tripod joint including: a housing having one or more radially positioned track grooves; a spider having one or more radially positioned trunnions protruding from the outer circumferential surface of the spider, the one or more radially positioned trunnions disposed within the one or more radially positioned track grooves of the housing, wherein the spider is configured to move in the axial direction of the housing one or more rollers disposed on the one or more radially positioned trunnions, the one or more rollers in contact with the inner circumferential surface of the one or more track grooves of the housing; and a lubricating mechanism configured to supply oil to the trunnions and the rollers.

Abstract: Disclosed is a range shift mechanism in the form of a floating planetary gear assembly for a transfer case. The range shift mechanical according to the present invention can improve power efficiency and generate low noises by suppressing gear rotation in a high range mode of the range shift system.