Patent application number | Description | Published |
20110111906 | TRANSMISSION FOR HYBRID VEHICLE - The transmissions for a hybrid vehicle according to the present invention provide multiple electric vehicle modes, multiple power split modes, and multiple fixed-gear ratio modes, thereby increasing driving performance and fuel efficiency. | 05-12-2011 |
20110136608 | HYDRAULIC CONTROL SYSTEM OF POWER TRAIN FOR HYBRID VEHICLE - The present invention provides a hydraulic control system of a power train for a hybrid vehicle that allows the power train of a hybrid vehicle to implement all of two or more EV modes, two or more power split modes, and at least three or more fixed-stage modes, with a relatively simple configuration, and achieves satisfactory power performance of the power train and fuel efficiency and reduce the cost of the valve body, remove possibility of malfunction, and implements a limp home function when a controller is broken. | 06-09-2011 |
20120091835 | Motor-Generator Cooling System of Hybrid-Automobile - A motor/generator cooling system of a hybrid vehicle that has a first and second motor/generator disposed in an axial direction in a transmission, may include a cooling pipe that may be disposed in an axial direction along an upper and outside of the first and second motor/generator in the transmission, a rear cover that may be connected to a downstream side of the cooling pipe such that the cooling pipe may be fixed thereto, an input supporter that may be connected to an upstream side of the cooling pipe, forms a cooling oil passage, and rotatably supports a rotor of the first motor/generator, and a case that the rear cover and the input supporter may be mounted thereon, an oil filter connected to a hydraulic pump may be mounted therein, a penetration hole may be formed therein, and the cooling pipe penetrates the penetration hole to be fixed thereto. | 04-19-2012 |
20120116622 | METHOD FOR DETERMINING OPERATING STATE OF ELEMENT OF TRANSMISSION - A method for determining an operating state of elements of a transmission may include acquiring rotational speeds of both members constituting the elements, determining whether the rotational speeds of the members may be the same, and determining that the elements may be directly connected when the rotational speeds of the members may be the same, and that the elements may be disconnected or slip when the rotational speeds of the members may be different. | 05-10-2012 |
20130146417 | ACTUATOR FOR CLUTCH - An actuator apparatus for a clutch that operates the clutch of a transmission according to operation of a motor, may include the motor including a stator and a rotator, wherein the rotator has a drive shaft and a rotator core receiving the drive shaft therein, a lead screw engaged to the drive shaft of the motor and movable in a length direction thereof according to the operation of the drive shaft in the motor, a rod disposed apart from the lead screw, a slider connecting the lead screw with the rod, and a guide rail disposed to contact with the slider and guiding a linear motion of the slider. | 06-13-2013 |
20130151100 | ACTUATOR COMPENSATION SYSTEM FOR CLUTCH AND METHOD THEREOF - A compensation method of an actuator system for a clutch may compensate initial operating position of an actuator that may be changed due to abrasion so that may maintain stroke distance of a clutch stable. The compensation method includes determining a target pressure if operating requirement of a clutch is detected and operating an actuator according to the target pressure, determining whether operating movement of the actuator is strayed from a predetermined value if operating pressure of the actuator reaches the target pressure, determining error of initial operating position of the actuator if the operating movement of the actuator is strayed from the predetermined value and determining compensating ratio according to the detected position deviation of the error and compensates the initial operating position of the actuator by controlling a lead screw of the actuator according to the determined compensating ratio. | 06-13-2013 |
20130296089 | POWER TRAIN FOR HYBRID VEHICLE - An exemplary embodiment of the present invention provides a power train for a hybrid vehicle can achieve three or more fixed gear ratio modes where a vehicle is driven at a fixed gear ratio, such as shift stages of common transmission, only by the driving force of an engine without driving a motor generator, as well as an electric vehicle mode, which is the basic drive modes of a hybrid vehicle, and two or more power division modes including an input division mode and a composite mode, thereby driving the vehicle with high efficiency in accordance with traveling conditions of the vehicle and improving fuel efficiency. | 11-07-2013 |
20130341153 | DUAL CLUTCH DEVICE FOR VEHICLE - A dual clutch device for a vehicle may include a drive motor provided in a motor housing, a clutch housing connected to the motor housing wherein a clutch may be provided in the clutch housing, and a cooling oil flowing unit forming a hydraulic line fluid-connecting the motor housing and the clutch housing and supplying a cooling oil to the drive motor and the clutch through the hydraulic line. | 12-26-2013 |
20150051765 | SHIFT CONTROL METHOD AND SYSTEM OF HYBRID VEHICLE - A shift control method and system of a hybrid vehicle that prevent engine clutch slip occurring when a transfer torque of engine clutch is greater than an allowable transfer torque under unfavorable driving conditions by controlling a shifting time, may include, (a) detecting an engine torque. (b) determining an input torque of an engine clutch based on the engine torque. (c) comparing the determined input torque and a predetermined allowable transfer torque of the engine clutch. (d) increasing a present shifting time by a predetermined value when the determined input torque is greater than the allowable transfer torque and applying the increased shifting time. | 02-19-2015 |