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公开(公告)号：KR1020160003494A
公开(公告)日：2016-01-11
申请号：KR1020140082016
申请日：2014-07-01
Applicant: 현대자동차주식회사
Abstract: 차량용자동변속기의유성기어트레인이개시된다. 본발명의일 실시예에따른차량용자동변속기의유성기어트레인은엔진의동력을전달받는입력축; 제1 선기어, 제1 유성캐리어, 제1 링기어를보유하는제1 유성기어세트; 제2 선기어, 제2 유성캐리어, 제2 링기어를보유하는제2 유성기어세트; 제3 선기어, 제3 유성캐리어, 제3 링기어를보유하는제3 유성기어세트; 제4 선기어, 제4 유성캐리어, 제4 링기어를보유하는제4 유성기어세트; 상기제2 선기어를포함하여이루어지며, 상기입력축과직접연결되는제1 회전축; 상기제2 유성캐리어를포함하는제2 회전축; 상기제1 유성캐리어와제2 링기어를연결하는제3 회전축; 상기제1 선기어를포함하는제4 회전축; 상기제1 링기어와제3 링기어를연결하는제5 회전축; 상기제3 유성캐리어와제4 링기어를연결하는제6 회전축; 상기제4 유성캐리어를포함하여이루어지며, 상기출력기어와직접연결되는제7 회전축; 상기제3 선기어와제4 선기어를연결하는제8 회전축; 상기제2 회전축과제4 회전축을선택적으로연결하는제1 클러치; 상기제2 회전축과제5 회전축을선택적으로연결하는제2 클러치; 상기입력축과제6 회전축을선택적으로연결하는제3 클러치; 상기제4 회전축과변속기하우징을선택적으로연결하는제1 브레이크; 상기제3 회전축과변속기하우징을선택적으로연결하는제2 브레이크; 상기제8 회전축과변속기하우징을선택적으로연결하는제3 브레이크를포함하여다단의변속단을구현한다.
Abstract translation: 公开了一种用于车辆的自动变速器的行星齿轮系。 根据本发明的实施例的用于车辆的自动变速器的行星齿轮系包括：输入轴，其接收发动机的动力; 第一，第二，第三和第四行星齿轮组; 第一，第二，第三，第四，第五，第六，第七和第八旋转轴; 第一离合器，其将第二旋转轴和第四旋转轴选择性地连接; 第二离合器，其将第二旋转轴和第五旋转轴选择性地连接; 选择性地将输入轴和第六旋转轴连接的第三离合器; 选择性地将第四旋转轴和变速器壳体相互连接的第一制动器; 选择性地将第三旋转轴和变速器壳体连接的第二制动器; 以及第三制动器，其将第八旋转轴和变速器壳体相互选择性地连接，从而实现多级变速器。
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公开(公告)号：KR1020150071600A
公开(公告)日：2015-06-26
申请号：KR1020130158808
申请日：2013-12-18
Applicant: 현대자동차주식회사
CPC classification number: F16H3/62 , F16H3/66 , F16H2037/048 , F16H2200/006 , F16H2200/0082 , F16H2200/201 , F16H2200/2043
Abstract: 차량용자동변속기의유성기어트레인이개시된다. 본발명의일 실시예에따른차량용자동변속기의유성기어트레인은엔진의회전동력을전달받는입력축; 상기입력축과평행하게배치되는출력축; 제1 선기어, 제1 유성캐리어, 제1 링기어로이루어지는 3개의회전요소를보유하면서상기입력축상에배치되는제1 유성기어세트; 제2 선기어, 제2 유성캐리어, 제2 링기어로이루어지는 3개의회전요소를보유하면서상기제1 유성기어세트의후측에대응하여입력축상에배치되는제2 유성기어세트; 제3 선기어, 제3 유성캐리어, 제3 링기어로이루어지는 3개의회전요소를보유하면서상기출력축상에배치되는제3 유성기어세트; 상기제1 유성기어세트의회전요소중, 하나의회전요소로이루어져변속기하우징과선택적으로연결되는제1 회전요소; 상기제1 회전요소를구성하는회전요소를제외한제1 유성기어세트의 2개의회전요소중, 하나의회전요소로이루어져상기입력축과직접연결됨과동시에, 상기제2 유성기어세트의회전요소중, 하나의회전요소와선택적으로연결되는제2 회전요소; 상기제2 회전요소를구성하는회전요소를제외한제2 유성기어세트의 2개의회전요소중, 하나의회전요소로이루어지는제3 회전요소; 상기제1, 제2 회전요소를구성하는회전요소를제외한제1 유성기어세트의하나의회전요소와, 상기제2, 제3 회전요소를구성하는회전요소를제외한상기제2 유성기어세트의하나의회전요소를직접연결하여이루어지는제4 회전요소; 상기제2 회전요소를구성하는제2 유성기어세트의회전요소와외접기어연결되는제3 유성기어세트의회전요소중, 하나의회전요소로이루어지는제5 회전요소; 상기제5 회전요소를구성하는회전요소를제외한제3 유성기어세트의 2개의회전요소중, 하나의회전요소로이루어져상기출력축과직접연결됨과동시에, 상기제3 회전요소와선택적으로외접기어연결되는제6 회전요소; 상기제5, 제6 회전요소를구성하는회전요소를제외한제3 유성기어세트의하나의회전요소로이루어져상기제1 회전요소와선택적으로외접기어연결되는제7 회전요소; 상기외접기어연결되는위치에구성되는 3개의트랜스퍼기어; 상기회전요소들을상호선택적으로연결하거나변속기하우징에선택적으로연결하는 5개의마찰요소를포함한다.
Abstract translation: 公开了一种用于车辆的自动变速器的行星齿轮系。 根据本发明的实施例，用于车辆的自动变速器的行星齿轮系包括：输入轴，其接收发动机的旋转力; 输出轴，与输入轴平行设置; 第一行星齿轮组具有由第一太阳齿轮，第一行星架和第一齿圈组成的三个旋转元件; 第二行星齿轮组，具有由第二太阳齿轮，第二行星架和第二齿圈组成的三个旋转元件; 第三行星齿轮组，其具有由第三太阳齿轮，第三行星架和第三齿圈组成的三个旋转元件; 选择性地与变速器壳体连接的第一旋转元件; 与输入轴直接连接的第二旋转元件; 第三旋转元件; 第四旋转元件; 第五旋转元件; 第六旋转元件; 第七旋转元件; 三档传动装置 并且五个摩擦元件相互和选择性地连接旋转元件或选择性地将旋转元件连接到变速器壳体。
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公开(公告)号：KR1020150061675A
公开(公告)日：2015-06-05
申请号：KR1020130145219
申请日：2013-11-27
Applicant: 현대자동차주식회사
CPC classification number: F16H3/44 , F16H3/006 , F16H3/663 , F16H2037/047 , F16H2200/006 , F16H2200/2005 , F16H2200/2023 , F16H2200/2041 , F16H2200/2046 , F16H2200/2064 , F16H2200/2094 , F16H3/62
Abstract: 차량용자동변속기의유성기어트레인이개시된다. 본발명의일 실시예에따른차량용자동변속기의유성기어트레인은엔진의회전동력이입력되는입력축; 상기입력축과일정간격을두고평행하게배치되는출력축; 싱글피니언유성기어세트와더블피니언유성기어세트의조합으로롱피니언과치합되는제1 선기어와, 숏피니언과치합되는제2 선기어와, 상기숏피니언과롱피니언을지지하는공유유성캐리어, 및상기롱피니언과치합되는공유링기어를보유하는복합유성기어세트로이루어지는유성기어세트; 상기제1 선기어와직접연결되어상기입력축과선택적으로연결되는제1 회전축; 상기공유유성캐리어와상기출력축을직접연결하는제2 회전축; 상기공유링기어와직접연결되어상기입력축과선택적으로연결되거나, 변속기하우징에선택적으로연결되는제3 회전축; 상기제2 선기어와직접연결되어 2개의경로를통하여상기입력축과선택적으로연결되거나, 상기변속기하우징에선택적으로연결되는제4 회전축; 상기제1, 제3, 제4 회전축과상기입력축사이에외접기어로연결되어상기입력축의회전동력을역회전전달하는 3개의트랜스퍼기어; 상기제1, 제3, 제4 회전축의선택적연결부에구성되는 4개의마찰요소; 상기 3개의트랜스퍼기어중, 2개의트랜스퍼기어에입력축의회전동력이전달되지않도록하거나, 어느하나의트랜스퍼기어에선택적으로전달되도록하는도그클러치를포함한다.
Abstract translation: 公开了一种用于车辆的自动变速器的行星齿轮系。 根据本发明的实施例的用于车辆的自动变速器的行星齿轮系包括：输入轴，用于接收发动机的旋转动力; 输出轴与输入轴分离并与输入轴平行设置; 行星齿轮组包括与组合单小齿轮行星齿轮组和双小齿轮行星齿轮组的长齿轮啮合的第一直线齿轮，与小齿轮啮合的第二直线齿轮，共同行星齿轮架以支撑短小齿轮和 长齿轮和具有与长小齿轮啮合的共用齿圈的复合行星齿轮组; 直接连接到第一线性齿轮并选择性地连接到输入轴的第一旋转轴; 直接连接到共享行星架和输出轴的第二旋转轴; 第三旋转轴直接连接到共享齿圈并选择性地连接到输入轴或选择性地连接到变速器壳体; 第四旋转轴，其直接连接到第二线性齿轮，并且经由两条路线选择性地连接到输入轴，或选择性地连接到变速器壳体; 三个传动齿轮连接到第一，第三，第四旋转轴和输入轴之间的外齿轮，以传递输入轴的旋转动力的反向旋转力; 四个摩擦元件设置在第一，第三和第四旋转轴的选择性连接单元上; 以及用于防止三个传递齿轮中的两个传递齿轮接收输入轴的旋转动力的爪式离合器，或使得任何一个传动齿轮能够选择性地接收输入轴的旋转动力。
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公开(公告)号：KR101500393B1
公开(公告)日：2015-03-10
申请号：KR1020130145217
申请日：2013-11-27
Applicant: 현대자동차주식회사
CPC classification number: F16H3/66 , F16H2003/445 , F16H2200/006 , F16H2200/2007 , F16H2200/2046 , F16H2200/2094
Abstract: 차량용 자동변속기의 유성기어트레인이 개시된다. 본 발명의 일 실시 예에 따른 차량용 자동변속기의 유성기어트레인은 엔진의 회전동력이 입력되는 입력축; 상기 입력축과 일정간격을 두고 평행하게 배치되는 출력축; 3개의 회전요소를 보유하면서 상기 출력축 상에 배치되는 제1 유성기어세트; 3개의 회전요소를 보유하면서 상기 출력축 상에 제1 유성기어세트와 이웃하여 배치되는 제2 유성기어세트; 상기 제1, 제2 유성기어세트의 회전요소 중, 각각의 하나씩의 회전요소를 직접 연결하여 상기 입력축과 선택적으로 연결되는 제1 회전축; 상기 제1 회전축에 연결되는 회전요소를 제외한 상기 제2 유성기어세트의 하나의 회전요소와 상기 출력축을 직접 연결하는 제2 회전축; 상기 제1, 제2 회전축에 연결되는 회전요소를 제외한 상기 제1, 제2 유성기어세트의 회전요소 중, 각각 하나씩의 회전요소를 직접 연결하여 상기 입력축과 선택적으로 연결되거나, 변속기 하우징에 선택적으로 연결되는 제3 회전축; 상기 제1, 제2, 제3 회전축에 연결되는 회전요소를 제외한 상기 제1 유성기어세트의 하나의 회전요소와 직접 연결되어 2개의 경로를 통해 상기 입력축과 선택적으로 연결되거나, 상기 변속기 하우징에 선택적으로 연결되는 제4 회전축; 상기 제1, 제3, 제4 회전축과 상기 입력축 사이에 외접 기어로 연결되어 상기 입력축의 회전동력을 역회전 전달하는 3개의 트랜스퍼 기어; 상기 제1, 제3, 제4 회전축의 선택적 연결부에 구성되는 4개의 마찰요소; 상기 3개의 트랜스퍼 기어 중, 2개의 트랜스퍼 기어에 입력축의 회전동력이 전달되지 않도록 하거나, 어느 하나의 트랜스퍼 기어에 선택적으로 전달되도록 하는 도그 클러치를 포함한다.
Abstract translation: 本发明涉及一种车辆用自动变速器的行星齿轮系，其能够通过在输出轴上布置第一和第二行星齿轮组并通过多个转移与输入轴连接来实现八个前进档和一个倒档 与其部件的外表面相互啮合的齿轮。 根据本发明实施例的用于车辆的自动变速器的行星齿轮系包括：输入轴; 输出轴; 第一行星齿轮组具有三个旋转部件并设置在输出轴上; 副行星齿轮组具有三个旋转部件并且设置在与第一行星齿轮组相邻的输出轴上; 第一旋转轴; 第二旋转轴; 第三旋转轴; 第四转轴; 三档传动装置 四个摩擦部件; 和一只狗离合器。
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公开(公告)号：KR1020140068673A
公开(公告)日：2014-06-09
申请号：KR1020120136460
申请日：2012-11-28
Applicant: 현대자동차주식회사
CPC classification number: F16H3/666 , F16H3/66 , F16H2200/006 , F16H2200/0086 , F16H2200/2007 , F16H2200/2046 , Y10S475/903
Abstract: Disclosed is a planetary gear train of an automatic transmission for a vehicle. The planetary gear train of an automatic transmission for a vehicle according to an embodiment of the present invention comprises a first axis, which receives engine power; a second axis, which is arranged parallel to the first axis at a predetermined interval; a first planetary gear set with a first rotating element, which is arranged in the first axis and selectively connected to the first axis, a second rotating element, which is selectively connected to the first axis and selectively connected to a transmission housing at the same time, and a third rotating element, which is operated by an output element; a second planetary gear set with a fourth rotating element, which is arranged in the second axis to be selectively external gear-connected to the first axis and the first rotating element at the same time, a fifth rotating element, which is external gear-connected to the third rotating element and is directly connected to an output gear at the same time, and a sixth rotating element, which is selectively external gear-connected to the first axis; four transfer gears, which external gear-connect the fourth, fifth, and sixth rotating elements of the second planetary gear set to the first axis, the first rotating element, and second rotating element; and six friction elements with four clutches, which variably connect the first, second, fourth, and sixth rotating elements to the first axis, and two brakes, which variably connect the first and fourth rotating elements to the transmission housing.
Abstract translation: 公开了一种用于车辆的自动变速器的行星齿轮系。 根据本发明的实施例的用于车辆的自动变速器的行星齿轮系包括接收发动机功率的第一轴线; 第二轴，其以预定间隔平行于第一轴布置; 具有第一旋转元件的第一行星齿轮组，其布置在第一轴线中并且选择性地连接到第一轴线;第二旋转元件，其被选择性地连接到第一轴线并且同时选择性地连接到变速器壳体 以及由输出元件操作的第三旋转元件; 具有第四旋转元件的第二行星齿轮组，其布置在所述第二轴线中，以同时选择性地外齿轮连接到所述第一轴线和所述第一旋转元件;第五旋转元件，其被外齿轮连接 同时直接连接到输出齿轮;第六旋转元件，其选择性地外齿轮连接到第一轴; 四个传动齿轮，其外齿轮将第二行星齿轮组的第四，第五和第六旋转元件连接到第一轴线，第一旋转元件和第二旋转元件; 以及具有四个离合器的六个摩擦元件，其将第一，第二，第四和第六旋转元件可变地连接到第一轴线，以及两个制动器，其将第一和第四旋转元件可变地连接到变速器壳体。
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Patent Agency Ranking
公开(公告)号：KR1020140065237A
公开(公告)日：2014-05-29
申请号：KR1020120132516
申请日：2012-11-21
Applicant: 현대자동차주식회사
CPC classification number: F16H3/44 , F16H3/66 , F16H3/663 , F16H3/666 , F16H2200/006 , F16H2200/0086 , F16H2200/2005 , F16H2200/2007 , F16H2200/2023
Abstract: Disclosed is a planetary gear train for a vehicular automatic transmission. The planetary gear train for a vehicular automatic transmission according to an embodiment of the present invention includes a first shaft to which engine power is transmitted; a second shaft that is arranged in parallel to the first shaft at a predetermined gap; a composite planetary gear set that has a fist rotating element which is arranged on the second shaft, is selectively external gear-connected to the first shaft through two paths, and acts as a selective fixed element, a second rotating element which is selectively external gear-connected to the first shaft through one path, and acts as a selective fixed element, a third rotating element which is connected to an output gear, and acts as an output element, and a fourth rotating element which is selectively external gear-connected to the first shaft through one path; two transfer gears that are interposed between external gear connection portions; and six friction elements that has a clutch which selectively connects the first, second, and fourth rotating elements to the first shaft, and a brake which variably connects the first and second rotating elements to a transmission housing.
Abstract translation: 公开了一种用于车辆自动变速器的行星齿轮系。 根据本发明实施例的用于车辆自动变速器的行星齿轮系包括：发动机动力传递的第一轴; 第二轴，其以预定间隙平行于所述第一轴布置; 具有设置在第二轴上的第一旋转元件的复合行星齿轮组通过两个路径被选择性地外齿轮连接到第一轴，并且用作选择性固定元件，第二旋转元件，其选择性地是外齿轮 - 通过一个路径连接到第一轴，并且用作选择性固定元件，连接到输出齿轮并用作输出元件的第三旋转元件和选择性地外齿轮连接到 第一轴通过一条路径; 两个传动齿轮介于外齿轮连接部分之间; 以及六个摩擦元件，其具有选择性地将第一，第二和第四旋转元件连接到第一轴的离合器，以及将第一和第二旋转元件可变地连接到变速器壳体的制动器。
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公开(公告)号：KR1020140057850A
公开(公告)日：2014-05-14
申请号：KR1020120124120
申请日：2012-11-05
Applicant: 현대자동차주식회사
CPC classification number: F16H3/44 , F16H3/66 , F16H3/666 , F16H2200/0065 , F16H2200/2007 , F16H2200/2046
Abstract: Disclosed is a planetary gear train of an automatic transmission for vehicles. According to an embodiment of the present invention, the invention comprises an input shaft supplied with power of an engine; an output shaft placed in parallel with the input shaft at a certain distance to output rotary power; a first rotary unit installed in the input shaft, selectively connected to the input shaft, and selectively operated as a fixed unit; a second rotary unit selectively connected to the input shaft, selectively operated as the fixed unit; a first planetary gear set including a third rotary unit operated as an output unit; a fourth rotary unit installed in the output shaft, selectively connected to the input shaft by an external gear, engaged in the first rotary unit through the external gear, and selectively operated with the first rotary unit as the fixed unit; a fifth rotary unit engaged in the third rotary unit by the external gear, and directly connected to the output shaft; a second planetary gear set including a sixth rotary unit selectively connected to the input shaft through two routes at different gear ratios; four transfer gears mounted on a connection part of the external gear; four clutches mounted on a variable connection part; and six friction units including two brakes.
Abstract translation: 公开了一种用于车辆的自动变速器的行星齿轮系。 根据本发明的实施例，本发明包括一个供应发动机动力的输入轴; 输出轴与输入轴平行放置一定距离以输出旋转动力; 安装在所述输入轴中的第一旋转单元，选择性地连接到所述输入轴，并且选择性地操作为固定单元; 选择性地连接到输入轴的第二旋转单元，选择性地作为固定单元操作; 第一行星齿轮组，包括作为输出单元操作的第三旋转单元; 安装在输出轴上的第四旋转单元，通过外齿轮选择性地连接到输入轴，通过外齿轮接合在第一旋转单元中，并且以第一旋转单元作为固定单元选择性地操作; 第五旋转单元，通过外齿轮接合在第三旋转单元中，并直接连接到输出轴; 第二行星齿轮组包括通过两个不同齿轮比的路线选择性地连接到输入轴的第六旋转单元; 四个传动齿轮安装在外齿轮的连接部分上; 四个离合器安装在可变连接部件上; 和六个摩擦单元，包括两个制动器。
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公开(公告)号：KR101329008B1
公开(公告)日：2013-11-12
申请号：KR1020120124117
申请日：2012-11-05
Applicant: 현대자동차주식회사
CPC classification number: F16H3/66 , F16H3/44 , F16H3/666 , F16H2200/006 , F16H2200/2007 , F16H2200/2046
Abstract: An epicyclic gear train of an automatic transmission for a vehicle is disclosed. The epicyclic gear train of an automatic transmission for a vehicle according to the present invention includes an input shaft receiving the power of an engine; an output shaft which outputs rotating power of which the speed is changed by being arranged to be parallel with the input shaft while being spaced from at a predetermined distance; a first epicyclic gear set including a first rotary member which is arranged on the input shaft and variably connected to the input shaft, a second rotary member which actuates as an output member, and a third rotary member which is variably connected to the input shaft; a second epicyclic gear set including a fourth rotary member which is arranged on the output shaft, variably connected to the input shaft to be inputted at different gear rates via two passages, and variably connected to a transmission housing unit, a fifth rotary member which is variably connected to the input shaft and the transmission housing unit at the same time, and a sixth rotary member which is connected to the second rotary member and directly connected to the output shaft at the same time; four transfer gears which connects the fourth, fifth, and the sixth rotary members of the second epicyclic gear set to the input shaft, the second rotary member, and the third rotary member; and six frication members composed of four clutches which variably connect the first, third, and the fourth rotary members to the input shaft and two brakes which variably connect the fourth and the fifth rotary member to the transmission housing unit. [Reference numerals] (AA) Input;(BB) Output
Abstract translation: 公开了一种用于车辆的自动变速器的行星齿轮系。 根据本发明的用于车辆的自动变速器的行星齿轮系包括接收发动机功率的输入轴; 输出轴，其通过布置成与输入轴平行而输出速度改变的旋转动力，同时以预定距离间隔开; 第一行星齿轮组，包括布置在输入轴上并可变地连接到输入轴的第一旋转构件，作为输出构件致动的第二旋转构件和可变地连接到输入轴的第三旋转构件; 第二行星齿轮组，包括第四旋转构件，其布置在输出轴上，可变地连接到输入轴，以通过两个通道以不同的齿轮速率输入，并且可变地连接到变速器壳体单元;第五旋转构件， 同时可变地连接到输入轴和变速器壳体单元;以及第六旋转构件，其连接到第二旋转构件并且同时直接连接到输出轴; 四个传递齿轮，其将第二行星轮齿轮组的第四，第五和第六旋转构件连接到输入轴，第二旋转构件和第三旋转构件; 以及六个由四个离合器构成的五个构件，它们将第一，第三和第四旋转构件可变地连接到输入轴，以及两个制动器，其将第四和第五旋转构件可变地连接到变速器壳体单元。 （标号）（AA）输入;（BB）输出
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公开(公告)号：KR101317142B1
公开(公告)日：2013-10-10
申请号：KR1020120116827
申请日：2012-10-19
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A planetary gear train of an automatic transmission for a vehicle is provided to reduce the power loss by minimizing the non-operational friction element by operating three friction elements. CONSTITUTION: First, second, third and fourth planetary gear set (PG1-PG4) are arranged in the same axial line. Eight rotary shafts (TM1-TM8) mutually connect each rotation element of the first, the second, the third and the fourth planetary gear sets. The first planetary gear set has a first sun gear (S1), a first planetary carrier, a first ring gear and is arranged on the input shaft. The third rotary shaft includes a first ring gear (R1) and a third ring gear. A first clutch (C1) variably connects the second rotary shaft to the fifth rotary shaft. A first brake (B1) variably connects the first rotary shaft with a transmission housing. [Reference numerals] (AA) Input; (BB) Output
Abstract translation: 目的：提供一种用于车辆的自动变速器的行星齿轮系，以通过操作三个摩擦元件使不操作的摩擦元件最小化来减少功率损耗。 构成：第一，第二，第三，第四行星齿轮组（PG1-PG4）排列在相同的轴线上。 八个旋转轴（TM1-TM8）相互连接第一，第二，第三和第四行星齿轮组的每个旋转元件。 第一行星齿轮组具有第一太阳齿轮（S1），第一行星架，第一齿圈，并布置在输入轴上。 第三旋转轴包括第一齿圈（R1）和第三齿圈。 第一离合器（C1）将第二旋转轴可变地连接到第五旋转轴。 第一制动器（B1）可变地将第一旋转轴与变速器壳体连接。 （标号）（AA）输入; （BB）输出
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公开(公告)号：KR101724855B1
公开(公告)日：2017-04-10
申请号：KR1020150080473
申请日：2015-06-08
Applicant: 현대자동차주식회사
IPC: F16H3/66
CPC classification number: F16H3/66 , F16H2200/0069 , F16H2200/2012 , F16H2200/2046
Abstract: 본발명은, 입력축및 출력축과; 상기입력축과출력축사이에회전력을전달할수 있도록구비되고, 각각 3개의회전요소를구비한제1유성기어장치, 제2유성기어장치, 제3유성기어장치및 제4유성기어장치와; 상기유성기어장치들의회전요소들에연결되는적어도 6개의변속요소를포함하여구성되며; 상기제1유성기어장치의제1회전요소는제2유성기어장치의제1회전요소및 제3회전요소에가변적으로연결되고, 제2회전요소는입력축에영구연결됨과아울러제2유성기어장치의제1회전요소에가변연결되며, 제3회전요소는상기변속요소들중 어느하나에의해고정가능하게설치됨과아울러제3유성기어장치의제3회전요소에영구연결된다.
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