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公开(公告)号：US10975918B2
公开(公告)日：2021-04-13
申请号：US16787565
申请日：2020-02-11
发明人： Jong Yun Park , Sung Wha Hong , Dong Woo Gwak , Seong Eun Yun
摘要： A cone clutch apparatus for the vehicle according to an exemplary embodiment of the present invention includes a hub, a sleeve, a clutch ring including a clutch cone, a first friction ring, an internal middle cone, a second friction ring, an external middle cone, and a third friction ring, wherein clutch ring passages allowing oil to be supplied are formed in the clutch cone, and inclined surfaces for increasing areas with which the oil passing through the clutch ring passages are in contact while moving are formed on the internal middle cone, the second friction ring, and the external middle cone.
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公开(公告)号：US11364789B2
公开(公告)日：2022-06-21
申请号：US16744966
申请日：2020-01-16
发明人： Jong Yun Park , Dong Woo Gwak , Seong Eun Yun , Sung Wha Hong , Hyeon Jin Kim , Jin Seung Lim
摘要： A hybrid powertrain may include a first shifting module including a motor input shaft having a motor directly connected to the motor shaft and provided to form two shifting stages having the largest gear ratios in sequence among a series of shifting stages; a second shifting module including an engine input shaft concentrically mounted with the motor input shaft and connected to an engine through a main clutch, and provided to form the remaining shifting stages of the series of shifting stages; a center synchro mounted to intermit the motor input shaft and the engine input shaft; and a continuous variable device provided to implement a state in which the first shifting module forms a gear ratio smaller than a shifting stage having a small gear ratio among the shifting stages of the first shifting module by a continuously controlled friction force.
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公开(公告)号：US11181152B2
公开(公告)日：2021-11-23
申请号：US16787732
申请日：2020-02-11
发明人： Jong Yun Park , Sung Wha Hong , Dong Woo Gwak , Seong Eun Yun
摘要： A cone clutch for a vehicle may include a hub, a sleeve, a clutch ring including a clutch cone, a first friction ring, an internal middle cone, a second friction ring, an external middle cone, and a third friction ring, wherein friction members are provided on only any one of two contact surfaces between the clutch cone and the first friction ring, between the first friction ring and the internal middle cone, between the internal middle cone and the second friction ring, between the second friction ring and the external middle cone, and between the external middle cone and the third friction ring.
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公开(公告)号：US20210370764A1
公开(公告)日：2021-12-02
申请号：US17012775
申请日：2020-09-04
发明人： Jong Yun PARK , Jin Seung Lim , Byung Dae Choi , Sung Wha Hong , Dong Woo Gwak , Hyeon Jin Kim , Seong Eun Yun
摘要： A power train for an electric vehicle may include an input shaft to which a motor is fixedly connected; a driving gear rotatably mounted on the input shaft; an output shaft disposed in parallel to the input shaft; a driven gear fixed to the output shaft and gear-engaged with the driving gear; a planetary gear set including first, second and third rotation elements wherein the first rotation element is fixedly connected to the input shaft and the second rotation element is fixedly connected to the driving gear, and the third rotation element is restrained from rotating; a friction clutch configured for selectively connecting the input shaft to the driving gear and configured for selectively connecting the input shaft to the driving gear; and a restraining device provided to the third rotation element to implement two states so that only one-way rotation of the third rotation element of the planetary gear set is restrained or two-way rotation thereof is restrained.
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公开(公告)号：US11181173B1
公开(公告)日：2021-11-23
申请号：US17039354
申请日：2020-09-30
发明人： Jong Yun Park , Hang Chul Cho , Sang Bum Baek , Byung Dae Choi , Seong Eun Yun , Joon Lee , Sung Wha Hong , Hyeon Jin Kim
IPC分类号： B60K1/00 , F16H37/04 , B60K17/08 , F16D21/00 , B60K17/02 , F16D13/00 , F16D11/00 , F16D41/00
摘要： A powertrain for an electric vehicle, may include: an input shaft and an output shaft mounted in parallel to each other; first and second power transmission mechanisms provided to transmit power from the input shaft to the output shaft at two gear ratios different from each other; a one-way clutch included in the first power transmission mechanism; a friction clutch included in the second power transmission mechanism; and a bypass mechanism provided to form a power transmission path that bypasses the one-way clutch and a power transmission path that bypasses the friction clutch.
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公开(公告)号：US11293499B2
公开(公告)日：2022-04-05
申请号：US17089178
申请日：2020-11-04
发明人： Seong Eun Yun , Dong Woo Gwak , Sung Wha Hong , Jong Yun Park
IPC分类号： F16D25/12 , F16D25/0638 , F16D25/061 , F16D21/00 , F16D11/14 , F16D13/52 , F16D11/00
摘要： A clutch device configured for a transmission may include a first body and a second coaxially mounted to the first body; a friction element mounted between the first body and the second body; a friction piston configured to axially press the friction element by use of hydraulic pressure; a retractable mechanism including a dog clutch, which is configured to restrict rotation between the first body and the second body, and repeatedly engaging and disengaging the dog clutch by repeatedly applying pressure in axial direction thereof; and an operation piston configured to provide pressure to the retractable mechanism in an axial direction of the retractable mechanism.
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公开(公告)号：US11247555B2
公开(公告)日：2022-02-15
申请号：US17012775
申请日：2020-09-04
发明人： Jong Yun Park , Jin Seung Lim , Byung Dae Choi , Sung Wha Hong , Dong Woo Gwak , Hyeon Jin Kim , Seong Eun Yun
摘要： A power train for an electric vehicle may include an input shaft to which a motor is fixedly connected; a driving gear rotatably mounted on the input shaft; an output shaft disposed in parallel to the input shaft; a driven gear fixed to the output shaft and gear-engaged with the driving gear; a planetary gear set including first, second and third rotation elements wherein the first rotation element is fixedly connected to the input shaft and the second rotation element is fixedly connected to the driving gear, and the third rotation element is restrained from rotating; a friction clutch configured for selectively connecting the input shaft to the driving gear and configured for selectively connecting the input shaft to the driving gear; and a restraining device provided to the third rotation element to implement two states so that only one-way rotation of the third rotation element of the planetary gear set is restrained or two-way rotation thereof is restrained.
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公开(公告)号：US20210070162A1
公开(公告)日：2021-03-11
申请号：US16744966
申请日：2020-01-16
发明人： Jong Yun PARK , Dong Woo Gwak , Seong Eun Yun , Sung Wha Hong , Hyeon Jin Kim , Jin Seung Lim
摘要： A hybrid powertrain may include a first shifting module including a motor input shaft having a motor directly connected to the motor shaft and provided to form two shifting stages having the largest gear ratios in sequence among a series of shifting stages; a second shifting module including an engine input shaft concentrically mounted with the motor input shaft and connected to an engine through a main clutch, and provided to form the remaining shifting stages of the series of shifting stages; a center synchro mounted to intermit the motor input shaft and the engine input shaft; and a continuous variable device provided to implement a state in which the first shifting module forms a gear ratio smaller than a shifting stage having a small gear ratio among the shifting stages of the first shifting module by a continuously controlled friction force.
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