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公开(公告)号：US11168765B2
公开(公告)日：2021-11-09
申请号：US16848263
申请日：2020-04-14
发明人： Seong Wook Hwang , Soonki Eo , Ilhan Yoo , Dongwoo Kim , Yong Sug Choi , Jong Hyo Park
IPC分类号： F16H3/66
摘要： A power transmission apparatus for a hybrid electric vehicle may employ two clutches, two brakes, a dog clutch unit to a planetary gear train of having three planetary gear sets, and thereby provide various shifting modes such as an engine mode and a parallel hybrid mode of multiple shift-stages, an electronically-controlled continuously variable shifting mode, and an electric vehicle mode.
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公开(公告)号：US11002339B2
公开(公告)日：2021-05-11
申请号：US16200302
申请日：2018-11-26
发明人： Cheol Ho Jang , 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 , Minho Chae , 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 to a motor/generator, a second and third input shafts coaxial and selectively connectable to the first input shaft, a torque mediating shaft coaxial with the first input shaft, an intermediate shaft and output shaft disposed in parallel with the first input shaft, a first shifting section receiving torque from the third input shaft and outputting a modified torque to the torque mediating shaft, a second shifting section including first planetary gear set, shifting torque of the first input shaft to output the shifted torque to the torque mediating shaft, and selectively stopping the torque mediating shaft, and a third shifting section including second planetary gear set, forming an output torque in combination of torques from the first and second shifting sections and the second input shaft, and outputting the output torque to the output shaft.
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公开(公告)号：US10753432B2
公开(公告)日：2020-08-25
申请号：US16207885
申请日：2018-12-03
发明人： Seong Wook Hwang , Woochurl Son , Kijong Park , Sangwon Seo , Yong Uk Shin , Seongwook Ji , Ki Tae Kim , Chon Ok Kim , Wonmin Cho , Ma Ru Kang , Ilhan Yoo , Juhyeon Park , Minho Chae , Dongwoo Kim , Hye Jin Lim , Ki Been Lim , Jin Yong Kim , Soonki Eo , Ki Dong Kim , Woo Jin Chang , Yong Sug Choi , Sun Sung Kwon
摘要： A power transmission apparatus includes: a first input shaft always receiving an input torque from an engine; second and third input shafts coaxially disposed and selectively connected with the first input shaft; a torque mediating shaft selectively connected with the first input shaft or a transmission housing; first and second intermediate shafts and an output shaft respectively disposed in parallel with the first input shaft; a first preliminary shifting section receiving a torque through a first input gear set, selectively shifting the received torque, and outputting the shifted torque; a second preliminary shifting section including a second shifting gear set which outputs a torque from the first input shaft and stops; and a compound shifting section forming an output torque by the input torque and the first and second shifted torques.
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公开(公告)号：US11117462B2
公开(公告)日：2021-09-14
申请号：US16938283
申请日：2020-07-24
发明人： Seong Wook Hwang , Soonki Eo , Ilhan Yoo , Dongwoo Kim , Yong Sug Choi , Jong Hyo Park
摘要： A power transmission apparatus of a hybrid electric vehicle includes a first input shaft mounted along an axis of an engine shaft and selectively connectable to the engine shaft, a second input shaft formed as a hollow shaft, coaxially mounted with the first input shaft, and fixedly connected to a rotor of the first motor-generator, a third input shaft formed as a hollow shaft, coaxially mounted with the first input shaft, and selectively connectable to the first input shaft, an intermediate shaft mounted in parallel with the first input shaft, an output shaft mounted in parallel to the first input shaft and outputting a shifted toque, a planetary gear set mounted on the output shaft, having an element fixed to the output shaft and forming a shifted torque, and a plurality of gear sets mounted over the first, second, and third input shafts, the intermediate shaft, and the output shaft.
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公开(公告)号：US20200047602A1
公开(公告)日：2020-02-13
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：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：US11118659B2
公开(公告)日：2021-09-14
申请号：US16883824
申请日：2020-05-26
发明人： Seong Wook Hwang , Soonki Eo , Ilhan Yoo , Dongwoo Kim , Yong Sug Choi , Jong Hyo Park
摘要： A power transmission apparatus for a hybrid electric vehicle may include first and second input shafts coaxially mounted and selectively receiving an engine torque, a compound planetary gear set mounted on the second input shaft, receiving a motor torque, and formed by combining two planetary gear sets sharing a sun gear and a planet carrier, an idle shaft mounted in parallel with the first input shaft, a first output shaft mounted in parallel to the first input shaft, receiving a torque from at least the first input shaft, and outputting a torque through the first output gear, a connection element selectively transmitting the engine torque to the compound planetary gear set or the first input shaft, an engagement element selectively connecting the compound planetary gear set to a transmission housing, and a plurality of gear sets mounted on the first and second input shafts and idle shaft and the first output shaft.
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公开(公告)号：US10889175B1
公开(公告)日：2021-01-12
申请号：US16890605
申请日：2020-06-02
发明人： Seong Wook Hwang , Soonki Eo , Ilhan Yoo , Dongwoo Kim , Yong Sug Choi , Jong Hyo Park
摘要： A power transmission apparatus for a vehicle includes: an input shaft receiving engine torque; a compound planetary gear set formed by first and second planetary gear sets and having first to fifth elements; a first shaft fixedly connected to the first element, fixedly connected to a motor/generator, and selectively connected to the input shaft; a second shaft fixedly connected to the second element and selectively connected to the input shaft; a third shaft fixedly connected to the third element and selectively connected to a housing; a fourth shaft fixedly connected to the fourth element, fifth shaft fixedly connecting the fifth element and an output gear; a sixth shaft selectively connected to the second shaft and the fourth shaft and selectively connected to the housing; engagement elements including a clutch and a brake; and an engagement unit selectively connecting the sixth shaft to the second shaft or the fourth shaft.
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公开(公告)号：US10746271B2
公开(公告)日：2020-08-18
申请号：US16144559
申请日：2018-09-27
发明人： Seong Wook Hwang , Woochurl Son , Kijong Park , Sangwon Seo , Yong Uk Shin , Seongwook Ji , Ki Tae Kim , Chon Ok Kim , Wonmin Cho , Ma Ru Kang , Ilhan Yoo , Juhyeon Park , Minho Chae , Dongwoo Kim , Hye Jin Lim , Ki Been Lim , Jin Yong Kim , Soonki Eo , Ki DOng Kim , Woo Jin Chang , Yong Sug Choi , Sun Sung Kwon
IPC分类号： F16H37/08 , F16H3/00 , F16H61/688
摘要： A power transmission apparatus includes a first input shaft receiving an input torque, second and third input shafts coaxially disposed and selectively connected with the first input shaft, first and second torque mediating shafts coaxially disposed with the first input shaft, first and second intermediate shafts and an output shaft disposed in parallel with the first input shaft, a first shifting section receiving a torque from the third input shaft and outputting a plurality of first shifted torques, a second shifting section including a first planetary gear set selectively connected with the first input shaft and outputting a plurality of second shifted torques, and a compound shifting section forming an output torque by the input torque and the first and second shifted torques.
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