Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Min Ho Chae

Soon Ki Eo

Chon Ok Kim

Sun Sung Kwon

Yong Uk Shin

Ma Ru Kang

Seong Wook Hwang

Il Han Yoo

Dong Woo Kim

Rico Resch

Mirko Leesch

Joerg Mueller

Matthias Hoehne

Marcus Meyer

Erik Schreiterer

Ki Tae Kim

Seong Wook Ji

Won Min Cho

Yong Sug Choi

Woo Churl Son

Jae Wan Choi

A dual-rotor motor includes an inner rotor and an outer rotor sequentially disposed in a radial direction, a stator disposed between the inner motor and the outer rotor, and a variable reluctance core configured to vary a magnetic-path formed state of the stator according to physical displacement thereof.

Dual-rotor motor

The present disclosure comprises an inner rotor and an outer rotor, a stator disposed between the inner rotor and the outer rotor, and a variable stator core provided to control a magnetic path between inside and outside of the stator.

Dual rotor motor

A dual rotor motor includes: an inner rotor and an outer rotor; a stator disposed between the inner rotor and the outer rotor; a stator variable unit provided inside the stator to intermit a magnetic path between an outside and an inside of the stator according to a pressure in an axial direction; and a pressing mechanism provided to provide the pressure in the axial direction to the stator variable unit.

A hybrid powertrain of a vehicle, includes an input shaft provided concentric with an engine rotation shaft, a coaxial magnetic gear device provided to connect the engine rotation shaft to the input shaft, a differential device constantly connected to the input shaft, a first motor constantly connected to the engine rotation shaft, and a second motor continuously engaged to the differential device.

Hybrid power train of vehicle

A powertrain for a vehicle may include a motor; a planetary gear set mounted to rotate parallel to a rotation shaft of the motor so that one rotation element may exchange power with the motor; a front wheel driveshaft engaged to the planetary gear set to receive power from another rotation element of the planetary gear set and to transfer a rotating force to a front wheel coupled to the front wheel driveshaft; and a rear wheel driveshaft engaged to the planetary gear set and mounted to receive power from the other rotation element of the planetary gear set to rotate parallel to the rotation shaft of the motor, and to transfer a rotating force to a rear wheel coupled to the rear wheel driveshaft.

Powertrain for vehicle and braking control method thereof

A method of controlling a hybrid power train may include: driving a first input shaft connected to a second motor-generator by the second motor-generator to synchronize a speed of a driven gear of a target gear position with a speed of an output shaft; moving a sleeve to directly connect the second input shaft, the output shaft, and the driven gear of the target gear position; decreasing torque of the first motor-generator and increasing torque of the second motor-generator to converge torque transferred from the second motor-generator to the output shaft, to torque of the output shaft; moving the sleeve to release the second input shaft and maintain only the output shaft and the driven gear; and increasing torque of an engine and decreasing the torque of the second motor-generator to converge torque transferred from the engine to the output shaft, to the torque of the output shaft.

Method for controlling hybrid power train of vehicle

A dual clutch transmission may include a first input shaft, a second input shaft, a first output shaft and a second output shaft; a first gear constrained to the first input shaft; a second gear and a third gear constrained to the second input shaft; a fourth gear provided to constrain the rotation to the second input shaft; a fifth gear which is engaged with the third gear; a sixth gear which is gear-engaged with the fourth gear; a seventh gear which is engaged with the first gear; an eighth gear which is gear-engaged with the second gear; and a ninth gear which is gear-engaged with the fourth gear.

Dual clutch transmission

Provided is a dual clutch transmission. First and second input shafts are mounted concentrically. First and second output shafts are mounted in parallel to the first input shaft and respectively include output gears engaged with a ring gear of a differential. The rotations of first and second gears are restrained by the first input shaft. The rotations of third and fourth gears are restrained by the second input shaft. The rotations of fifth and sixth gears engaged with the second and third gears, respectively, are restrained by the first output shaft. The rotation of a seventh gear engaged with the first gear is restrained by the second output shaft. An eighth gear is engaged with the second gear to be rotatable about the second output shaft. The rotation of a ninth gear engaged with the fourth gear and restrained by the eighth gear is restrained by the second output shaft.

A dual-clutch transmission may include: a first input shaft and a second input shaft mounted concentrically to the first input shaft; a first clutch mounted to the first input shaft to selectively transmit power to the first input shaft; a second clutch mounted to the second input shaft to selectively transmit power to the second input shaft; a first output shaft and a second output shaft mounted in parallel with the first input shaft and the second input shaft; an input shaft connection device provided to switch a power transmitting and a blocking state between the first input shaft and the second input shaft by use of a selection output shaft; a plurality of drive gears mounted on the first input shaft and the second input shaft; and a plurality of driven gears mounted on the first output shaft and the second output shaft engaged with the plurality of drive gears to form each shifting stage.

DCT for vehicle

A powertrain for a vehicle may include a main shaft; a transmission unit provided to selectively supply power of a motor to the main shaft with different gear ratios; a differential connected to the main shaft; two driveshafts provided to output power in opposed directions from the differential; a rotating ring rotatably mounted on the main shaft through a first clutch; and a second clutch provided to select either a state where the rotating ring is connected to the transmission unit or a state where the rotating ring is connected to a selected driveshaft of the two driveshafts.

Powertrain for vehicle

A double clutch transmission (DCT) may include a first input shaft and a second input shaft disposed to or not to receive power from the same power source, respectively; a first output shaft and a second output shaft each disposed in parallel with the first input shaft; a first drive gear disposed on and rotated with the first input shaft; a second drive gear disposed on and rotated with the second input shaft; a first driven gear engaged with the first drive gear and rotatably disposed on a selection output shaft which is one of the first output shaft and the second output shaft; a second driven gear engaged with the second drive gear and rotatably disposed on the selection output shaft; and a sleeve synchronizer selectively connecting between the first driven gear and the second driven gear.

A dual clutch transmission for a vehicle may include a first input shaft to which a first clutch is connected; a second input shaft connected to a second clutch and disposed coaxially with the first input shaft; a first output shaft, a second output shaft and a third output shaft disposed in parallel with the first input shaft and the second input shaft; and a combined gear group including two pairs of external gears configured to be connected in series to each other or disconnected from each other so that power of the first input shaft is decelerated in two steps using the first output shaft to enable the second input shaft to be driven in a direction in which the first input shaft is driven.

Dual clutch transmission for vehicle

A powertrain may include drive gears provided in an input shaft; an output shaft configured such that a differential is connected thereto; a first driven gear and a second driven gear rotatably provided in the output shaft to be engaged with the drive gears to form respective gear stages; a first clutch and a second clutch; two driveshafts provided to output power in opposed directions from the differential; and a third clutch configured to change a connection relationship among a selected driveshaft of the two driveshafts, the second driven gear, and the output shaft by sliding along an axial direction of the input shaft while being connected to the output shaft via the second clutch.

A powertrain for a vehicle may include a first planetary gear set configured such that a first rotation element of three rotation elements thereof is connected to an input shaft; and a first clutch device and a second clutch device provided in series between a second rotation element and a third rotation element of the first planetary gear set to directly connect the second rotation element and the third rotation element, wherein the second clutch device is configured to selectively lock the third rotation element; and the second rotation element of the first planetary gear set functions as an output element of the first planetary gear set.

A powertrain for a vehicle may include a compound planetary gear set configured such that, of four rotation elements, a first rotation element is connected to an input shaft and a second rotation element is connected to an output element; a brake provided to connect a rotating body to a transmission housing to be locked thereto; a first clutch device provided to switch a connection state of the rotating body between a third rotation element and a fourth rotation element of the compound planetary gear set; and a second clutch device provided to switch a connection state of the second rotation element of the compound planetary gear set to the input shaft.

Growing community of inventors

Incheon, South Korea

Min Ho Chae