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公开(公告)号：US11155155B2
公开(公告)日：2021-10-26
申请号：US16111040
申请日：2018-08-23
发明人： Wonmin Cho , Seongwook Ji , Hyun Sik Kwon , Seong Wook Hwang , Ki Tae Kim
IPC分类号： B60K6/36 , B60K6/543 , F16H37/06 , B60K6/547 , B60K6/48 , F16H3/093 , F16H3/00 , F16D21/06 , F16H9/18 , B60K6/54
摘要： A power transmission system of a vehicle may include: a first input shaft selectively connectable to an engine output through a first clutch; a second input shaft selectively connectable to the engine output through a second clutch; a first intermediate shaft; a second intermediate shaft; an output shaft disposed in parallel with and apart from the first intermediate shaft and transmitting power from the first intermediate shaft and the second intermediate shaft to a final reduction gear of a differential apparatus; a motor/generator fixedly connected to any one of the first input shaft and the first intermediate shaft; a continuously variable shifting device operably connecting the first input shaft to the first intermediate shaft; and a plurality of shifting gear sets operably connecting the second input shaft, the first and the second intermediate shaft and the output shaft with each other.
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公开(公告)号：US10933733B2
公开(公告)日：2021-03-02
申请号：US16655444
申请日：2019-10-17
发明人： Juhyeon Park , Seong Wook Hwang , Jae Young Jeon , Dongwoo Gwak , Seongeun Yun , Wonmin Cho , Bong Hyun Cho , Seongwook Ji
摘要： A power transmission apparatus for hybrid electric vehicle includes: input shaft coaxially disposed with an engine output shaft receiving engine torque; first and second output shafts coaxially disposed forward and rearward sides on the input shaft; third output shaft coaxial with the first output shaft; a shared drum connected to the input shaft and formed with a motor gear gear-meshed with a motor; an engine clutch sharing the shared drum and selectively transmitting torque between the engine output shaft and the input shaft; first and third clutches disposed in rows within the shared drum and selectively transmitting torque from the input shaft to the first and third output shafts; a planetary gear set disposed on the second output shaft and connected to the second output shaft; and a second clutch external to the planetary gear set and selectively connecting the input shaft and the planetary gear set.
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公开(公告)号：US10906386B1
公开(公告)日：2021-02-02
申请号：US16655423
申请日：2019-10-17
发明人： Juhyeon Park , Seong Wook Hwang , Jae Young Jeon , Dongwoo Gwak , Seongeun Yun , Wonmin Cho , Bong Hyun Cho , Seongwook Ji
IPC分类号： F16D13/52 , B60K6/387 , F16D25/0638 , F16D21/00
摘要： A power transmission apparatus for a hybrid electric vehicle having engine and motor may include: an input shaft coaxially disposed with an engine output shaft receiving engine torque; first and second output shafts disposed forward and rearward sides of the input shaft; a third output shaft coaxially disposed with the first output shaft; a shared drum connected to the input shaft and formed with a motor gear gear-meshed with the motor; an engine clutch arranged on the interior circumference of the shared drum and selectively transmitting torque between the engine output shaft and the input shaft; first and third clutches disposed within the shared drum and selectively transmitting torque from the input shaft to the first and third output shafts; and a second clutch disposed at a rearward side of the input shaft and selectively connecting the input shaft and the second output shaft.
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公开(公告)号：US10774903B1
公开(公告)日：2020-09-15
申请号：US16536119
申请日：2019-08-08
发明人： Juhyeon Park , Yong Uk Shin , Seongwook Ji , Ki Tae Kim , Woochurl Son , Wonmin Cho , Ilhan Yoo , Woo Jin Chang , Seong Wook Hwang , Chon Ok Kim
IPC分类号： F16H3/00 , F16H3/72 , B60W10/113 , F16H37/04
摘要： A power transmission apparatus may include a motor/generator having a rotor selectively connectable to an engine output shaft, a first input shaft mounted coaxial with the engine output shaft and fixedly connected to the rotor, a second input shaft external and selectively connectable to the first input shaft, first and second intermediate shafts and an output shaft mounted in parallel with input shafts, a planetary gear set mounted on the output shaft, having a sun gear fixedly connected to the output shaft, selectively receiving torques from the first and second input shafts and the first and second intermediate shafts, and outputting a shifted torque based on the received torques to the output shaft, and a plurality of external gear sets forming external engagements among the various shafts.
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公开(公告)号：US10704652B2
公开(公告)日：2020-07-07
申请号：US16202548
申请日：2018-11-28
发明人： Cheol Ho Jang , Ki Dong Kim , Seong Wook Hwang , Kijong Park , Yong Uk Shin , Seongwook Ji , Ki Tae Kim , Chon Ok Kim , Wonmin Cho , Hyun Sik Kwon , Ilhan Yoo , Juhyeon Park , Minho Chae , Dongwoo Kim , Hye Jin Lim , Soonki Eo , Yong Sug Choi , Sun Sung Kwon
摘要： A power transmission apparatus configured for a vehicle may include a first input shaft fixedly connected to a motor/generator, a second input shaft selectively connectable to the first input shaft, a third input shaft selectively connectable to the first input shaft, a torque mediating shaft externally disposed with the first input shaft, an intermediate shaft, an idle shaft, an output shaft, a first shifting section selectively receiving a torque from the third input shaft, shifting the received torque and outputting the shifted torque, a second shifting section shifting a torque from the first input shaft to the torque mediating shaft, or stopping a rotation of the torque mediating shaft, and a third shifting section selectively receiving a torques from the first and second shifting sections and a torque from the second input and outputting shifted torque to the output shaft.
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公开(公告)号：US10668797B2
公开(公告)日：2020-06-02
申请号：US16213036
申请日：2018-12-07
发明人： Minho Chae , Woochurl Son , Sun Sung Kwon , Seong Wook Hwang , Kijong Park , Yong Uk Shin , Seongwook Ji , Ki Tae Kim , Chon Ok Kim , Wonmin Cho , Hyun Sik Kwon , Ilhan Yoo , Juhyeon Park , Cheol Ho Jang , Dongwoo Kim , Hye Jin Lim , Soonki Eo , Ki Dong Kim , Woo Jin Chang , Yong Sug Choi , Young Chan Gweon
摘要： A power transmission apparatus for a vehicle may include a first input shaft directly connected with a motor/generator, second and third input shafts and torque mediating shaft coaxial and selectively connected with the first input shaft, a first intermediate shaft and first and second idle shafts in parallel with the first input shaft, a second intermediate shaft in parallel with the first input shaft, and selectively connected with a transmission housing, an output shaft in parallel with the first input shaft, and coaxial and selectively connected with the second intermediate shaft, a first shifting section including six gear sets, selectively receiving torque through the first and third input shafts, and outputting intermediate shift-stages, and a second shifting section including a planetary gear set, forming an output torque by combination torques from the first shifting section and the second input shaft, and outputting the output torque to the output shaft.
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公开(公告)号：US10655718B2
公开(公告)日：2020-05-19
申请号：US16189398
申请日：2018-11-13
发明人： Seong Wook Hwang , Ki Tae Kim , Minho Chae , Ilhan Yoo , Juhyeon Park , Seongwook Ji , Hyun Sik Kwon
摘要： A power transmission system of a vehicle may include a CVT device having primary and secondary pulleys, a planetary gear set having first, second, and third elements, a first shaft connected to an engine and fixed to primary pulley, a second shaft fixed to secondary pulley, a third shaft fixed to first element, a fourth shaft fixed to second element and selectively connectable to first shaft and a transmission housing, a fifth shaft fixed to third element, a sixth shaft externally gear-meshed with second shaft, and a seventh shaft externally gear-meshed with third shaft and selectively connectable to sixth shaft, wherein first shaft is coaxially superposed with third, fourth, and fifth shafts, second, sixth, and seventh shafts are disposed in parallel with planetary gear set, and second, fifth, and sixth shafts, third and seventh shafts, and seventh shaft and a differential communicate torque through first, second, and third gear sets.
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公开(公告)号：US10563733B2
公开(公告)日：2020-02-18
申请号：US15825516
申请日：2017-11-29
发明人： Ilhan Yoo , Seongwook Ji , Juhyeon Park , Hyun Sik Kwon , Seong Wook Hwang , Ki Tae Kim
摘要： A planetary gear train of an automatic transmission for a vehicle may include an input shaft configured to receive torque of an engine and an output shaft configured to output torque. The planetary gear train further includes a plurality of planetary gear sets comprising rotation elements, a first plurality of shafts connected to one of the rotation elements of the plurality of planetary gear sets, and a second plurality of shafts. Each of which is selectively connected to a transmission housing and fixedly connected to one of the rotation elements of the plurality of planetary gear sets that is not fixedly connected with any of the first plurality of shafts.
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公开(公告)号：US10538155B2
公开(公告)日：2020-01-21
申请号：US15835364
申请日：2017-12-07
发明人： Seong Wook Hwang , Hyun Sik Kwon , Ki Tae Kim , Wonmin Cho , Jae Chang Kook , Seongwook Ji
摘要： A power transmission apparatus for a vehicle is disclosed. The power transmission apparatus includes a first input shaft selectively connected to an engine output shaft through a first clutch, a second input shaft configured as a hollow shaft that is disposed on the outer circumference of the first output shaft without rotational interference and selectively connected to the engine output shaft through a second clutch, a third input shaft configured as a hollow shaft that is disposed on the outer circumference of the second output shaft without rotational interference and selectively connected to the engine output shaft through a third clutch. The transmission apparatus further comprises an output shaft placed parallel to the first, second, and third input shafts at a certain distance.
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公开(公告)号：US10465773B2
公开(公告)日：2019-11-05
申请号：US15952044
申请日：2018-04-12
发明人： Ilhan Yoo , Seong Wook Hwang , Seongwook Ji , Juhyeon Park , Hyun Sik Kwon , Jae Chang Kook , Ki Tae Kim
摘要： A planetary gear train apparatus of an automatic transmission may include input and output shafts, first to fourth planetary gear sets respectively having first to third, fourth to sixth, seventh to ninth, and tenth to twelfth elements, a first shaft fixed with the third element, and selectively connectable to the input shaft, a second shaft fixed with the fourth element, and selectively connectable to the input shaft, a third shaft fixed with the eleventh element and the output shaft, a fourth shaft fixed with the first, sixth, and ninth elements, a fifth shaft fixed with the seventh and twelfth elements, and shafts, each of which is selectively connectable to a housing and fixed to an element of the first to fourth gear sets which is not fixed with of the first to fifth shafts.
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