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公开(公告)号：US20190120338A1
公开(公告)日：2019-04-25
申请号：US15819534
申请日：2017-11-21
发明人： Ki Tae Kim , Seong Wook Hwang , Hyun Sik Kwon , Wonmin Cho , Jae Chang Kook , Seongwook Ji
IPC分类号： F16H3/66
摘要： A planetary gear train of an automatic transmission for a vehicle is disclosed. A planetary gear train of claim of an automatic transmission for a vehicle, includes an input shaft for receiving an external torque; an output shaft for outputting a shifted torque; a first planetary gear set having first, second, and third rotational elements; a second planetary gear set having fourth, fifth, and sixth rotational elements; a third planetary gear set having seventh, eighth, and ninth rotational elements; a fourth planetary gear set having tenth, eleventh, and twelfth rotational elements; a first shaft fixedly connected with the second rotational element, the sixth rotational element, the seventh rotational element, and the input shaft; a second shaft fixedly connected with the eleventh rotational element, and the output shaft; and a third shaft fixedly connected with the first rotational element and the tenth rotational element.
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公开(公告)号：US20190120335A1
公开(公告)日：2019-04-25
申请号：US15816683
申请日：2017-11-17
发明人： Jae Chang KOOK , Hyun Sik Kwon , Ki Tae Kim , Wonmin Cho , Seong Wook Hwang , Seongwook Ji
IPC分类号： F16H3/66
摘要： A planetary gear train 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 connected to the second element and selectively connectable to the input shaft, a second shaft connected to the fourth element, selectively connectable to the input shaft and a transmission housing, a third shaft connected to the fifth and ninth element, selectively connectable to the input shaft and the transmission housing, a fourth shaft connected to the third and eleventh elements and the output shaft, a fifth shaft connected to the first, sixth, eighth, and tenth elements, a sixth shaft connected to the seventh element, and a seventh shaft connected to the twelfth element and selectively connectable to the transmission housing.
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公开(公告)号：US20190120333A1
公开(公告)日：2019-04-25
申请号：US15815445
申请日：2017-11-16
发明人： Ilhan Yoo , Seongwook Ji , Juhyeon Park , Hyun Sik Kwon , Seoung Wook Hwang , Ki Tae Kim
IPC分类号： F16H3/66
摘要： A planetary gear train 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 connected to the first, sixth, and seventh elements, and selectively connected to the input shaft, a second shaft connected to the ninth element and selectively connected to the input shaft, a third shaft connected to the eleventh element and the output shaft, a fourth shaft connected to the third and fourth elements, a fifth shaft connected to the fifth, eighth, and twelfth elements, and a plurality of shafts each selectively connecting a corresponding element to a transmission housing, the corresponding element being an element of the first and fourth planetary gear sets which is not interconnected.
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公开(公告)号：US20190120332A1
公开(公告)日：2019-04-25
申请号：US15815404
申请日：2017-11-16
发明人： Seongwook Ji , Seong Wook HWANG , Juhyeon PARK , Wonmin CHO , Hyun Sik KWON , llhan YOO , Jae Chang KOOK , Ki Tae KIM
IPC分类号： F16H3/66
摘要： A planetary gear train 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 connected to the second element and the input shaft, a second shaft connected to the twelfth element and the output shaft, a third shaft connected to the first and seventh elements, a fourth shaft connected to the fifth and eleventh elements, a fifth shaft connected to the eighth and tenth elements, and a plurality of shafts each selectively connecting a corresponding element to a transmission housing, the corresponding element being an element of the first, second and third planetary gear sets which is not interconnected.
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公开(公告)号：US20190118642A1
公开(公告)日：2019-04-25
申请号：US15829381
申请日：2017-12-01
发明人： Wonmin Cho , Seong Wook Hwang , Hyun Sik Kwon , Ki Tae Kim , Jae Chang Kook , Seongwook Ji
IPC分类号： B60K6/547 , F16H3/54 , F16H3/00 , F16H3/093 , F16H37/06 , F16H3/72 , F16H37/04 , B60K6/365 , B60K6/48
摘要： A power transmission apparatus includes: a planetary gear set configured to output a reduced speed or a same speed as a rotation speed of an engine; a first input shaft selectively connected to an engine output shaft through a first clutch; a second input shaft disposed on the outer circumference of the first input shaft and selectively connected to the engine output shaft through a second clutch; a third input shaft disposed in parallel with the first input shaft; an output shaft disposed in parallel with the first input shaft; an idle shaft disposed in parallel with the first input shaft; and a fixed transmission for selectively shifting torque input according to gear ratios of four speed gear trains. The four speed gear trains are disposed by externally connecting drive gears and driven gears to the first, second, and third input shafts, the output shaft, and the idle shaft
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公开(公告)号：US20190107177A1
公开(公告)日：2019-04-11
申请号：US15831586
申请日：2017-12-05
发明人： Seong Wook Hwang , Ki Tae Kim , Juhyeon Park , Hyun Sik Kwon , Ilhan Yoo , Seongwook Ji , Wonmin Cho
IPC分类号： F16H3/66
摘要： A planetary gear train may include input and output shafts a compound planetary gear set having first, second, third and fourth rotation elements by combination of first and second planetary gear sets; a third planetary gear set having fifth, sixth, and seventh rotation elements; a fourth planetary gear set having eighth, ninth, and tenth rotation elements, the first rotation element selectively connectable to the fifth rotation element and the tenth rotation element, respectively, the second rotation element and the tenth rotation element selectively connectable to the transmission housing, the third rotation element fixedly connected to the sixth rotation element, and fixedly connected to the input shaft, the fourth rotation element selectively connectable to the seventh shaft, the fifth rotation element fixedly connected to the eighth shaft, the seventh rotation element selectively connectable to the ninth shaft, the ninth rotation element fixedly connected to the output shaft.
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公开(公告)号：US20190085947A1
公开(公告)日：2019-03-21
申请号：US15823156
申请日：2017-11-27
发明人： Hyun Sik Kwon , Seong Wook Hwang , Ki Tae Kim , Wonmin Cho , Jae Chang Kook , Seongwook Ji
IPC分类号： F16H3/66
摘要： A planetary gear train includes an input shaft and an output shaft. A first planetary gear set has first, second, and third rotational elements. A second planetary gear set has fourth, fifth, and sixth rotational elements. A third planetary gear set has seventh, eighth, and ninth rotational elements. A fourth planetary gear set has tenth, eleventh, and twelfth rotational elements. A first shaft is fixedly connected with the twelfth rotational element and fixedly connected with the input shaft. A second shaft is fixedly connected with the fifth rotational element and the eighth rotational element, and fixedly connected with the output shaft. A third shaft is fixedly connected with the fourth rotational element. A fourth shaft is fixedly connected with the seventh rotational element. A fifth shaft is fixedly connected with the sixth rotational element and the ninth rotational element.
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公开(公告)号：US11067168B2
公开(公告)日：2021-07-20
申请号：US16596193
申请日：2019-10-08
发明人： Juhyeon Park , Seong Wook Hwang , Seongwook Ji , Ki Tae Kim , Wonmin Cho , Hyun Sik Kwon , Ilhan Yoo , Sun Sung Kwon , Chon Ok Kim
摘要： A power transmission apparatus configured for a vehicle, may include a first input shaft selectively connectable to an engine output shaft, a second input shaft mounted coaxial with the first input shaft and selectively connectable to the engine output shaft, a third input shaft external to the second input shaft and selectively connectable to the engine output shaft, a torque mediating shaft mounted coaxial with the first input shaft, first and second intermediate shafts, an idle shaft, a first shifting section including five gear sets, the first and second intermediate shafts, the torque mediating shaft and the idle shaft, a second shifting section including a planetary gear set having a sun gear fixedly connected to the torque mediating shaft, and an output shaft mounted coaxial with and selectively connectable to the first intermediate shaft and outputting a torque from the first and second shifting sections.
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公开(公告)号：US10851875B1
公开(公告)日：2020-12-01
申请号：US16536182
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
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 selectively connectable to the rotor, a second input shaft external to the first input shaft and fixedly connected to the rotor, an intermediate shaft parallel with the input shafts, first and second output shafts receiving torques from the first and second input shafts, and outputting a shifted torque based on the received torques, a planetary gear set mounted on the first output shaft, having a sun gear fixedly connected to the first output shaft, selectively receiving torques from the first and second input shafts and the intermediate shaft, and outputting a shifted torque based on the received torques to the first output shaft, and a plurality of gear sets allowing torque flows between the various shafts.
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公开(公告)号：US10781888B2
公开(公告)日：2020-09-22
申请号：US16142603
申请日：2018-09-26
发明人： Juhyeon Park , Seongwook Ji , Hyun Sik Kwon , Ilhan Yoo , Seong Wook Hwang , Ki Tae Kim
IPC分类号： F16H3/66
摘要： A planetary gear train includes an input shaft, an output gear, first to third planetary gear sets respectively having first to third, fourth to sixth, and seventh to ninth rotation elements, a first shaft fixedly connected to the second rotation element and the input shaft, a second shaft fixedly connected to the sixth and eighth rotation elements and the output gear, a third shaft fixedly connected to the first rotation element and a transmission housing, a fourth shaft fixedly connected to the third rotation element, a fifth shaft fixedly connected to the fourth and seventh rotation elements, a sixth shaft fixedly connected to the fifth rotation element, and a seventh shaft fixedly connected to the ninth rotation element.
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