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公开(公告)号:US11305630B2
公开(公告)日:2022-04-19
申请号:US16777565
申请日:2020-01-30
发明人: Jae Joon Lee , Jin Young Hwang , Jin Ho Kim , Jong Sung Kim , Sung Whan Min , Jong Sool Park , Wook Jin Jang , Jin Hyung Kong
摘要: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.
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公开(公告)号:US11137051B2
公开(公告)日:2021-10-05
申请号:US16737097
申请日:2020-01-08
发明人: Jinyoung Hwang , Jong Sool Park , Jong Soo Kim , Sang Bum Baek , Jin Ho Kim
摘要: An exemplary differential apparatus for a vehicle includes: a compound planetary gear set and a planet carrier. In particular, the compound planetary gear set is formed as a combination of first and second planetary gear sets, the first planetary gear set is formed as a single pinion planetary gear set having a first sun gear and a plurality of first pinion gears, and the second planetary gear set is formed as a double pinion planetary gear having a second sun gear disposed coaxially and in parallel with the first sun gear, the plurality of first pinion gears shared with the first planetary gear set, and a plurality of second pinion gears. The planet carrier has an exterior circumference connected to an external gear and is connected to first and second pinion shafts that rotatably support the first and second pinion gears of the second planetary gear set.
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公开(公告)号:US11028907B2
公开(公告)日:2021-06-08
申请号:US16701847
申请日:2019-12-03
发明人: Jin Young Hwang , Jong Sool Park , Jong Soo Kim , Sang Bum Baek , Jin Ho Kim
摘要: A power transmission apparatus for an electric vehicle including a motor as a power source may include: a compound planetary gear set formed as a combination of first and second planetary gear sets sharing a sun gear and a plurality first pinion gears; a first brake selectively connecting a first ring gear of the first planetary gear set to a transmission housing; and a second brake selectively connecting the shared sun gear of the first and second planetary gear sets to the transmission housing. In particular, a second ring gear of the second planetary gear set is fixedly connected to a rotor of the motor and thus continuously receives a torque of the motor, and the power transmission apparatus outputs a shifted torque through a planet carrier rotatably supporting the plurality of first pinion gears and a plurality of second pinion gears of the first planetary gear set.
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公开(公告)号:US11022201B1
公开(公告)日:2021-06-01
申请号:US16884332
申请日:2020-05-27
发明人: Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Jin Young Hwang , Jong Sung Kim
摘要: A power train for an electric vehicle may include a planetary gear set including three rotation elements having a first rotation element, a second rotation element and a third rotation element, wherein the first rotation element is connected to a first shaft, the second rotation element is connected to a second shaft, and the third rotation element is connected to a third shaft; a first motor mounted to selectively supply power to the first shaft in two or more gear ratios; and a second motor mounted to selectively supply power to the first shaft in two or more gear ratios. The third shaft is configured to be fixed to a transmission housing, and any two of the first shaft, the second shaft, and the third shaft are configured to be coupled to each other.
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公开(公告)号:US20210094403A1
公开(公告)日:2021-04-01
申请号:US16777565
申请日:2020-01-30
发明人: Jae Joon LEE , Jin Young Hwang , Jin Ho Kim , Jong Sung Kim , Sung Whan Min , Jong Sool Park , Wook Jin Jang , Jin Hyung Kong
摘要: A transmission for an electric vehicle may include a first planetary gear set; a first motor configured to input power to a first rotation element of the first planetary gear set; a differential configured to receive power output from a second rotation element of the first planetary gear set; a second motor configured to selectively provide power to a third rotation element of the first planetary gear set; a second planetary gear set including a first rotation element which is directly connected to the differential, and a second rotation element which is configured to selectively receive power from the second motor; and a third planetary gear set including a third rotation element which is directly connected to a third rotation element of the second planetary gear set, a second rotation element which is fixed, and a first rotation element which is directly connected to a selected output shaft of the differential.
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公开(公告)号:US10788103B2
公开(公告)日:2020-09-29
申请号:US16192645
申请日:2018-11-15
发明人: Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Kyeong Hun Lee , Jong Soo Kim
摘要: A planetary gear train may include: an input shaft receiving torque of an engine; an output shaft outputting torque; a first planetary gear set including first, second, and third rotation elements; a second planetary gear set including fourth, fifth, and sixth rotation elements; a third planetary gear set including seventh, eighth, and ninth rotation elements; a fourth planetary gear set including tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set including thirteenth, fourteenth, and fifteenth rotation elements; three clutches, each connecting any tow rotation elements among the first to the fifteenth rotation elements; and three brakes, each connecting any one rotation element among the first to the fifteenth rotation elements to a transmission housing.
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公开(公告)号:US10731734B2
公开(公告)日:2020-08-04
申请号:US15962717
申请日:2018-04-25
发明人: Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Kyeong Hun Lee , Jong Soo Kim
摘要: A planetary gear train of an automatic transmission for a vehicle includes input and output shafts, and first, second, third, fourth, and fifth planetary gear sets, each including three rotation elements. The planetary gear train also includes nine shafts for selectively connecting the planetary gear sets, the input and output shafts, and a transmission housing in various configurations to achieve at least ten forward speeds and at least one reverse speed.
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公开(公告)号:US10718409B2
公开(公告)日:2020-07-21
申请号:US15962698
申请日:2018-04-25
发明人: Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Kyeong Hun Lee , Jong Soo Kim
IPC分类号: F16H3/66
摘要: A planetary gear train may include first planetary gear set including first to third rotation elements, second planetary gear set including fourth to sixth rotation elements, third planetary gear set including seventh to ninth rotation elements, fourth planetary gear set including tenth to twelfth rotation elements, fifth planetary gear set including thirteenth to fifteenth rotation elements, first shaft fixed to the first and fifth rotation elements and fixed to the input shaft, second shaft fixed to the fourteenth rotation element and the output shaft, third shaft fixed to the third and seventh rotation elements, fourth shaft fixed to the sixth and tenth rotation elements, fifth shaft fixed to the eighth, eleventh, and fifteenth rotation elements, sixth shaft fixed to the ninth rotation element, and shafts formed by combining remaining rotation elements among the first to fifteenth rotation elements not connected to the first shaft to the sixth shaft.
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公开(公告)号:US10697521B2
公开(公告)日:2020-06-30
申请号:US16197169
申请日:2018-11-20
发明人: Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Kyeong Hun Lee , Jong Soo Kim
摘要: A planetary gear train of an automatic transmission may include an input shaft receiving power, an output shaft outputting power, a first planetary gear set including first, second, and third rotation elements, a second planetary gear set including fourth, fifth and sixth rotation elements, a third planetary gear set including seventh, eighth and ninth rotation elements, a fourth planetary gear set including tenth, eleventh and twelfth rotation elements, a fifth planetary gear set including thirteenth, fourteenth and fifteenth rotation elements, and first to ninth shafts for connecting the rotation elements of the first to fifth planetary gear sets to each other.
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公开(公告)号:US20190390742A1
公开(公告)日:2019-12-26
申请号:US16129920
申请日:2018-09-13
发明人: Jin Ho Kim , Jae Joon Lee , Jong Sool Park , Kyeong Hun Lee , Jong Soo Kim
IPC分类号: F16H3/66
摘要: A planetary gear train may include input and output shafts, first to fifth planetary gear set, respectively having first to third, fourth to sixth, seventh to ninth, tenth to twelfth, and thirteenth to fifteenth elements, a first shaft fixedly connected to the second element and the input shaft, a second shaft fixedly connected to the fourteenth element and the output shaft, a third shaft fixedly connected to the third and fourth elements, a fourth shaft fixedly connected to the eighth element and the thirteenth element, a fifth shaft fixedly connected to the ninth element, a sixth shaft fixedly connected to the eleventh and fifteenth elements, a seventh shaft fixedly connected to the first and fifth elements, an eighth shaft fixedly connected to the sixth, seventh, and tenth elements, and a ninth shaft fixedly connected to the twelfth element.
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