Abstract: Disclosed is a power distribution device, including: a case rotatably provided; a first side gear connected to a first wheel; a second side gear connected to a second wheel; a pinion gear meshed with the first side gear and the second side gear; a cage provided to support the pinion gear and to be capable of relative rotation with respect to the case; a first lock plate contacting and spaced apart from the first side gear such that the first side gear is synchronized and unsynchronized with the case; and a second lock plate contacting and spaced apart from the cage such that the cage is synchronized and unsynchronized with the case. Accordingly, it is possible to improve a size, mountability, weight and cost, and to suppress unintentional release of the lock differential, as the disconnecting function and lock differential function are implemented.

Abstract: A hub-integrated-type constant-velocity joint device in which one hub housing (40) functions as both an outer race of a constant velocity joint and a wheel hub combining a disc (2) of a wheel and a knuckle (3). In this configuration, a boot sealing portion (110) integrally formed at a boot 50? is inserted in a gap (35) between an inner race (32) and an outer race (33) of a bearing (30), thereby functioning as an inner seal closing up the gap between the inner race (32) and the outer race (33).

Abstract: A constant velocity joint for a vehicle. The constant velocity joint includes: an axle housing fixed to a knuckle by a hub bearing, and a joint assembly inserted into the axle housing to transmit power from a shaft to the axle housing through a plurality of joint balls. In particular, the axle housing includes an extension portion which is extended from an end portion of the axle housing in a radial direction of the axle housing, and the extension portion provides a pressing force to an inner race of the hub bearing in an axial direction of the axle housing. The constant velocity joint further includes a boot surrounding an outer side of the extension portion and coupled to the extension portion so as to form a restraining force between the extension portion and the boot in the axial direction.

Abstract: An apparatus for detecting the status of a tool in a machine tool may include: a sensor unit configured to sense acceleration of a spindle of the machine tool in an x-axis direction and a y-axis direction during processing; and a processing device configured to convert the x-axis signal and the y-axis signal, sensed by the sensor unit, into signals capable of representing a cutting force by processing the x-axis and y-axis signals, detect a resultant force, and plot the detected resultant force on a polar coordinate system.

Abstract: A driving torque distribution apparatus has a rapid response speed by applying a ball ramp device including a ball which is rolling-supported between a worm wheel rotated by a worm gear and a cam ring fixed in a rotation direction, and configured to generate an axial directional pressurizing force in conjunction with the rotation of the worm wheel, as first and second operation units to control first and second clutch units, and is configured so that an axial directional load due to pressurizing forces of the first and second operation units is canceled within each drum by a snap ring and a spacer fixed to internal and external sides of each drum of the first and second clutch units, preventing an interface between axial directional loads acting on the first and second clutch units.

Abstract: An unmanned charging device and method for a smart logistics vehicle are disclosed. The unmanned charging device includes a charging body configured to enable a mobile robot to dock therewith and having an inner space, and a charging terminal unit inserted into the inner space of the charging body and having a front support at a front side thereof, the charging terminal unit being configured to enable charging of the mobile robot. When the mobile robot approaches the charging body in response to reception of a charging request, a sensing unit of the mobile robot is supported by the front support, thereby causing the mobile robot to be adjusted in position. Docking of the mobile robot with the charging terminal unit is performed in a position-adjusted state of the mobile robot.

Abstract: An integrated thermal management circuit for a vehicle includes an electrical component line having a first radiator, a battery line having a second radiator, an integration line branching from the electrical component line and the battery line and joined to the electrical component line and the battery line, a refrigerant line having a cooling core and in which a refrigerant flows, a chiller connected to the integration line and the refrigerant line, and a control valve provided to control a flow of coolant from the integration line through the chiller.

Abstract: An embodiment heat exchanger includes a first flow path through which a refrigerant discharged from a condenser and drawn into an expansion valve flows and a second flow path through which the refrigerant discharged from a vapor-liquid separator and drawn into a compressor flows, wherein the heat exchanger is configured to perform a heat exchange between the refrigerant flowing through the first flow path and the refrigerant flowing through the second flow path.

Abstract: A driving torque distribution apparatus has a rapid response speed by applying a ball ramp device including a ball which is rolling-supported between a worm wheel rotated by a worm gear and a cam ring fixed in a rotation direction, and configured to generate an axial directional pressurizing force in conjunction with the rotation of the worm wheel, as first and second operation units to control first and second clutch units, and is configured so that an axial directional load due to pressurizing forces of the first and second operation units is canceled within each drum by a snap ring and a spacer fixed to internal and external sides of each drum of the first and second clutch units, preventing an interface between axial directional loads acting on the first and second clutch units.

Abstract: A driving force distribution device includes a lubrication path LP supplying lubricating oil from an oil inlet positioned on the case outside a cylinder into a hub of each clutch unit through an oil hole positioned between an external surface of the cylinder of each operation unit and a bearing supporting the same, between a spacer supporting the bearing and a snap ring supporting the spacer, between an internal diameter of the cylinder of each operation unit and an external diameter of a drum of each clutch unit, and in the drum of each clutch unit, allowing left and right lubrication paths for lubrication of left and right clutch units to have the shortest length, and simultaneously, each flow path to have an increased size.

Abstract: An apparatus for controlling an electric vehicle includes a drive motor configured to generate power required for driving of the vehicle, a twin clutch including a first clutch and a second clutch and configured to adjust power supplied from the drive motor to a first drive wheel and a second drive wheel of the vehicle through the first clutch and the second clutch, and a controller configured to, in response that a vehicle stop condition is satisfied, determine a slope of the vehicle by use of an acceleration of the vehicle and to adjust a clutch torque applied to the twin clutch depending on the slope of the vehicle.

Abstract: The present invention relates to a technology in which a transition between a medium-torque transmission state and a high-torque transmission state by a limited slip differential is continuously performed during a driving process of a vehicle. The present invention introduces a limited slip differential configured to comprise: an input shaft constantly connected to a differential case of a slip differential; an output shaft selectively connected to the input shaft via a clutch pack and constantly connected to a wheel; a medium-torque transmission means for pressing a clutch plate coupled to the input shaft to press-fit the clutch pack; and a high-torque transmission means selectively engaged with the clutch plate by moving a hub coupled to the output shaft in a state where the input shaft and the output shaft are synchronized as the clutch pack is fastened, and a controlling method therefor.

Abstract: A refrigerant module of an integrated thermal management system of a vehicle is provided in which components of the module may be compactified by modularizing the components related to a refrigerant. In the refrigerant module of the integrated thermal management system for the vehicle in which the refrigerant module is configured such that a refrigerant circulates through a compressor, a condenser, an expansion valve, an evaporator, and an accumulator, the refrigerant module includes the compressor having a first suction port and a first discharge port, the condenser having a second suction port and a second discharge port, the expansion valve having a third suction port and a third discharge port, the evaporator having a fourth suction port and a fourth discharge port, the accumulator having a fifth suction port and a fifth discharge port, and a connection passage enabling the refrigerant discharged from the accumulator to flow to the compressor.

Abstract: An integrated thermal management system for a vehicle may make refrigerant-related components compact by modularizing the refrigerant-related components.

Abstract: A constant velocity joint for a vehicle is provided and may include hub housing, a bearing assembly, a power transmission member, and a boot. The hub housing is combined with the constant velocity joint in the hub housing. The bearing assembly includes an inner race fitted on an outer surface of the hub housing, an outer race spaced a predetermined distance apart from the inner race and fitted on a knuckle. The power transmission member is disposed between the inner race and the outer race. The boot has a band seat positioned on the inner race and a fixing band fixed on a top of the boot and the boot is coupled to the inner race by the fixing band. The boot further includes a boot lip that is formed at one end or both ends of the band seat and protrudes toward the knuckle.

Abstract: A control apparatus of an electric vehicle includes a twin clutch including a first clutch and a second clutch and configured to adjust power transmission from a drive motor to a first rear wheel and a second rear wheel of the vehicle through the first clutch corresponding to the first rear wheel and the second clutch corresponding to the second rear wheel, a vehicle controller electrically connected to the drive motor and configured to, when an entering condition for entering an oversteer mode is satisfied, determine an initial regenerative braking torque for entering the oversteer mode, determine a target slip ratio of the first and second rear wheels, and control the regenerative braking torque of the drive motor to follow the target slip ratio, and a clutch controller electrically connected to the twin clutch and configured to adjust clutch torques of the first clutch and the second clutch of the twin clutch so that slip ratios of the first and second rear wheels are synchronized.

Abstract: A reservoir tank includes first and second chambers separated by partitions. The first chamber is configured such that coolant circulates through the first chamber. The second chamber is provided on a side and spaced apart from the first chamber and is configured such that coolant having a different temperature from the coolant stored in the first chamber circulates through the second chamber. A first partition and a second partition are provided so as to separate the first chamber and the second chamber from each other, and are spaced apart from and facing each other. A middle chamber is defined in a space between the first partition and the second partition and configured such that the coolant from the first chamber or the second chamber circulates through the middle chamber, thereby providing a heat buffer between the first chamber and the second chamber.

Abstract: An apparatus for controlling an electric vehicle includes: a twin clutch including first and second clutches and for controlling power supplied from a driving motor to first and second rear wheels through the first clutch and the second clutch; a vehicle controller for calculating a target slip rate of the rear wheels and controlling a regenerative braking torque by the driving motor to follow the target slip rate when an entry condition for entering a drifted driving mode of the vehicle is satisfied; and a clutch controller for controlling the slip rates of the left and right rear wheels to be synchronized by adjusting clutch torques of the first and second clutches of the twin clutch.

Abstract: A hub built-in type constant velocity apparatus includes a hub housing with a constant velocity joint coupled inwardly, an internal race coupled to an external circumferential surface of the hub housing, and a pre-load ring coupled to the external circumferential surface of the hub housing and located on a side of the internal race, wherein an end portion of the hub housing is formed to be rolled upwards toward the pre-load ring to form a forming portion coupled to the pre-load spring for applying pressure to the pre-load ring and the internal race.

Abstract: A multi-way valve includes a valve housing and a valve body. The valve housing has an inner space formed therein, and includes a plurality of coolant inlet ports spaced apart from each other along a side surface thereof and a coolant outlet port penetrated along a central axis thereof. The valve body is inserted into the valve housing and rotates around a rotation axis thereof coincident with or parallel to the central axis of the valve housing. The valve body includes a plurality of inlet parts spaced apart from each other along a side surface thereof and an outlet part formed along the rotation axis thereof, the inlet parts and the outlet part communicating with each other, the outlet part facing the coolant outlet port to be connected thereto, the inlet part being selectively connected to the coolant inlet port by rotation thereof around the rotation axis thereof.