公开(公告)号：US11549509B2

公开(公告)日：2023-01-10

申请号：US16514069

申请日：2019-07-17

申请人： HYUNDAI MOTOR COMPANY ,  KIA MOTORS CORPORATION

发明人： Sung Wook Jang ,  Kihyup Kim ,  Woo Jung Kim ,  June Ho Lee ,  Jin Seung Lim ,  Seungwan Noh ,  Youngho Moon ,  Taegeun Kim ,  Jaeyeol Yun ,  Jungwook Lee ,  Chulwan Park ,  Chi Hun Cho ,  Gyu Chull Doh ,  Kyoo Ho Lee ,  Hyun Chul Kim ,  Joung Chul Kim ,  Hyun Duk Chang ,  Jin Hee Lee ,  Yongho Jung ,  Chang Yeon Cho ,  Yun Seok Sung ,  Hyeonjin Kim ,  Joo Hang Lee

IPC分类号： F04C15/00 ,  F04C2/08 ,  F04C13/00

摘要： An electric hydraulic pump for a transmission includes: a motor including a motor cover, a motor case coupled with the motor cover, and a stator and a rotor disposed within the motor cover and the motor case; and a pump including a pump case forming a pump chamber, and a gear rotor which is disposed within the pump chamber, connected with the rotor through a motor shaft and receives rotational power of the motor. In particular, a plurality of oil circulation holes are formed in the motor cover and a connecting hole is formed in the motor cover corresponding to the pump case, and an oil flow channel is formed within the pump case for connecting the connecting hole and an oil inlet of the pump chamber.

公开(公告)号：US10316954B2

公开(公告)日：2019-06-11

申请号：US15621780

申请日：2017-06-13

申请人： Hyundai Motor Company ,  Kia Motors Corporation

发明人： Kyung Song ,  Ho Rim Yang ,  Young Min Yoon ,  Eui Hee Jeong ,  Woo Jung Kim ,  Yong Uk Shin

IPC分类号： F16H57/04 ,  F16D13/72

摘要： An oil circuit includes an oil pan in which oil is stored, an oil supply line extending from the oil pan, a cooling oil supply line branched from the oil supply line and connected to the dual clutch of the dual clutch transmission, a lubricating oil supply line branched from the oil supply line and connected to the gearbox of the dual clutch transmission, a distribution valve disposed in the oil supply line and configured to distribute the oil to the cooling oil supply line and the lubricating oil supply line, and an oil pump configured to pump the oil from the oil pan, and a control device configured to control an operation of the oil pump and to control an opening degree of the distribution valve.

公开(公告)号：US11441622B1

公开(公告)日：2022-09-13

申请号：US17461538

申请日：2021-08-30

申请人： Hyundai Motor Company ,  Kia Corporation

发明人： Young Ho Ko ,  Woo Jung Kim ,  Young Min Yoon

IPC分类号： F16D48/06 ,  F16D25/0638 ,  F16D13/52 ,  F16D21/00 ,  F16D48/08

摘要： A method of setting a clutch control reference value may make it possible to more accurately learn the VKP of a hydraulic multi-plate clutch controlled by a solenoid valve, improving the accuracy of clutch control, and furthermore, to improve the quality of shifting a vehicle by the precise control of a transmission provided with such a clutch.