公开(公告)号：US20230296146A1

公开(公告)日：2023-09-21

申请号：US18073098

申请日：2022-12-01

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sang Woo HWANG ,  Youngil SOHN ,  Sehyun CHANG ,  Min Jun KIM

IPC: F16D67/02 ,  F16D51/12

CPC classification number: F16D67/02 ,  F16D51/12

Abstract: A clutch for preventing backdrive includes a housing, a cover portion located at one end portion of the housing, an external shaft, at least a portion of which is located in the housing, and another end portion of which passes through the housing, a plurality of lockers located inside the housing and surrounding the first end portion of the external shaft, an input shaft, a first end portion of which is inserted into openings of the plurality of lockers and a second end portion of which is configured to pass through the cover portion, and a brake unit configured to be selectively engaged to the lockers to restrict rotations of the lockers. The external shaft is restricted by the lockers so that the external shaft and the lockers are rotated in a rotation direction of the input shaft, and movements of the lockers are restricted by the brake unit when the external shaft is rotated.

公开(公告)号：US20230331057A1

公开(公告)日：2023-10-19

申请号：US17891552

申请日：2022-08-19

Applicant: Hyundai Motor Company ,  Kia Corporation ,  Foundation for Research and Business, Seoul National University of Science and Technology

Inventor： Youngil SOHN ,  Min Jun KIM ,  Sang Woo HWANG ,  Sehyun CHANG ,  Jun Ho SEONG ,  Yong Hwan JEONG ,  Seong Jin YIM

IPC: B60G17/0165 ,  B60G17/019 ,  B60G17/018

CPC classification number: B60G17/0165 ,  B60G17/019 ,  B60G17/0182 ,  B60G2400/252 ,  B60G2401/14 ,  B60G2600/182 ,  B60G2600/70 ,  B60G2800/70 ,  B60G2800/914 ,  B60G2400/204

Abstract: The present disclosure discloses a preview vehicle height control system and a method of controlling the same. The system includes a monitoring device configured to detect the road surface condition of a driving path of a vehicle, an active suspension configured to adjust a vehicle height, a memory configured to store a plurality of data maps distinguished based on a type of bump, each data map having a vehicle dynamic characteristic as an input and a tuning factor as an output, and a controller configured to derive the tuning factor based on a data map, among the plurality of data maps of the memory, corresponding to the bump detected by the monitoring device, derive a target vehicle height in a form of a Gaussian distribution by substituting the tuning factor, and control the active suspension to follow the derived target vehicle height.

公开(公告)号：US20240301951A1

公开(公告)日：2024-09-12

申请号：US18381123

申请日：2023-10-17

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sehyun CHANG ,  Youngil SOHN ,  Jun Ho SEONG ,  Woo Keun PARK ,  Min Jun KIM ,  Sang Woo HWANG

IPC: F16H61/688 ,  F16H3/66 ,  F16H57/08

CPC classification number: F16H61/688 ,  F16H3/66 ,  F16H57/082 ,  F16H2200/2007 ,  F16H2200/2035

Abstract: A spring reaction force variable apparatus includes, a motor configured to provide rotation force, a clutch unit coupled to an output shaft of the motor, a reducer disposed at an output end portion of the clutch unit, and a spring portion coupled to the reducer. Here, when the motor is driven, rotation force is applied to the reducer coupled to the output end portion, whereby torques are balanced on the reducer, and when the motor is off, the reaction torque of the spring portion and the torque applied to the reducer are balanced.

公开(公告)号：US20240092134A1

公开(公告)日：2024-03-21

申请号：US18127543

申请日：2023-03-28

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sehyun CHANG ,  Sang Woo HWANG ,  Min Jun KIM ,  Youngil SOHN

IPC: B60G17/016 ,  B60G17/02

CPC classification number: B60G17/0162 ,  B60G17/025 ,  B60G2400/0511 ,  B60G2400/25

Abstract: A vehicle-height control system of an independent corner module, includes a suspension link connected to a wheel and configured to be rotated according to upward-downward displace of the wheel, a gear unit connected to a vehicle body and a rotational center portion of the suspension link and configured to receive a rotation force from the suspension link, a control torsion bar, a first end portion thereof being connected to the gear unit and the second end portion thereof being connected to a torsion variation unit, the torsion variation unit applying a drive force to adjust a height of the control torsion bar and to maintain the adjusted height, and a controller connected to the torsion variation unit and adjusting the height of the control torsion bar.

公开(公告)号：US20240227436A1

公开(公告)日：2024-07-11

申请号：US18388455

申请日：2023-11-09

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sang Woo HWANG ,  Min Jun KIM ,  Jun Ho SEONG ,  Woo Keun PARK ,  Sehyun CHANG ,  Youngil SOHN

IPC: B60B19/00 ,  B60B19/12 ,  F16H37/06 ,  F16H57/035 ,  F16H57/038

CPC classification number: B60B19/003 ,  B60B19/12 ,  F16H37/065 ,  F16H57/035 ,  F16H57/038 ,  F16H2057/02043

Abstract: A driving module includes a housing rotatably supported about a knuckle unit, a barrel unit rotatably supported by the housing, a first rotation input unit and a second rotation input unit rotatably supported by the knuckle unit, a first gear unit engaged with the first rotation input unit to transmit a rotation force input from the first rotation input unit to the housing or the barrel unit, a second gear unit engaged with the second rotation input unit and the first gear unit to transmit a rotation force input from the second rotation input unit to the housing or the barrel unit, and a controller configured to control rotations of the first rotation input unit and the second rotation input unit independently of each other to selectively rotate the housing or the barrel unit so that a vehicle is movable in all directions.

公开(公告)号：US20230391157A1

公开(公告)日：2023-12-07

申请号：US18073125

申请日：2022-12-01

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sehyun CHANG ,  Youngil SOHN ,  Jun Ho SEONG ,  Min Jun KIM ,  Sang Woo HWANG

IPC: B60G17/015 ,  B60G11/113

CPC classification number: B60G17/0152 ,  B60G11/113 ,  B60G2204/121 ,  B60G2204/43

Abstract: A leaf spring suspension includes a knuckle having a wheel to be coupled thereto, a fixed frame positioned on a vehicle body and coupled to the knuckle through a trailing arm, a leaf spring having a first end portion coupled to the knuckle and having a second end portion having a variable support point, and a support unit configured to vary the support point on the second end portion of the leaf spring, wherein the support unit includes a spring support positioned to be brought into contact with the leaf spring, and a spring driver coupled to the spring support and configured to apply driving force to change the position of the spring support, and wherein the spring driver moves the position of the spring support to change the support point on the leaf spring.

公开(公告)号：US20240300274A1

公开(公告)日：2024-09-12

申请号：US18526651

申请日：2023-12-01

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sehyun CHANG ,  Youngil SOHN ,  Jun Ho SEONG ,  Woo Keun PARK ,  Min Jun KIM ,  Sang Woo HWANG

IPC: B60G17/0165

CPC classification number: B60G17/0165 ,  B60G2200/14 ,  B60G2204/418 ,  B60G2204/4191 ,  B60G2500/30 ,  B60G2600/182 ,  B60G2800/012

Abstract: A vehicle height control system includes an arm including a first end portion connected to a vehicle body and a second end portion coupled to a wheel, a bearing unit fixed to the vehicle body, a crank coupled to the bearing unit, a push rod including a first end portion connected to the crank and a second end portion connected to the arm, and a spring reaction force variable device coupled to the bearing unit and configured to vary reaction force applied to the crank.

公开(公告)号：US20240100898A1

公开(公告)日：2024-03-28

申请号：US18131240

申请日：2023-04-05

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sehyun CHANG ,  Youngil SOHN ,  Jun Ho SEONG ,  Min Jun KIM ,  Sang Woo HWANG

IPC: B60G17/015 ,  B60G3/20 ,  B60G15/06 ,  B62D7/15

CPC classification number: B60G17/0157 ,  B60G3/20 ,  B60G15/067 ,  B62D7/15 ,  B60G2202/114 ,  B60G2202/22 ,  B60G2202/42 ,  B60G2600/182

Abstract: A suspension includes a knuckle to which a wheel of a vehicle is fastened, a steering drive portion connected to the knuckle, a lower arm positioned at a lower end portion of the steering drive portion and including a first end portion connected to the knuckle and a second end portion connected to a vehicle body frame, a connecting link including a first end portion connected to an upper end portion of the steering drive portion, an upper arm connected to a second end portion of the connecting link, a damper connecting the upper arm and the vehicle body frame, and a push rod including a first end portion connected to the upper arm and a second end portion connected to the lower arm.

公开(公告)号：US20230296143A1

公开(公告)日：2023-09-21

申请号：US18071319

申请日：2022-11-29

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Sang Woo HWANG ,  Youngil SOHN ,  Sehyun CHANG ,  Min Jun KIM

IPC: F16D41/04 ,  F16D27/09 ,  F16D41/12 ,  F16D41/063

CPC classification number: F16D41/04 ,  F16D27/09 ,  F16D41/125 ,  F16D41/063

Abstract: A clutch for preventing backdrive, includes a housing: a cover portion positioned on one end portion of the housing; an external shaft, at least one portion of which is positioned inside the housing, the other end portion thereof passing through the housing; a rocker positioned between the housing and the cover portion and fastened to the external shaft; an input shaft, one end portion thereof being inserted into an opening portion in the locker, and the other end portion thereof passing through the cover portion; and a gear portion positioned on the housing or the cover portion so that a serrated portion positioned on the locker is selectively brought into contact with the gear portion, wherein rotation of the rocker is restricted so that the external shaft is rotated along a rotation direction of the input shaft.