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    • 1. 发明授权
    • Automatic transmission for vehicle
    • 汽车自动变速箱
    • US06517463B2
    • 2003-02-11
    • US09757708
    • 2001-01-11
    • Nobutada SugiuraTakuya IshiiMinoru TodoKazuhisa OzakiYouichi HayakawaHiroshi ItoToshiki KanadaYasuo HojoYuji Kashihara
    • Nobutada SugiuraTakuya IshiiMinoru TodoKazuhisa OzakiYouichi HayakawaHiroshi ItoToshiki KanadaYasuo HojoYuji Kashihara
    • F16H344
    • F16H3/666F16H3/663F16H2200/0047F16H2200/0052F16H2200/2007F16H2200/201F16H2200/2023
    • A compact automatic transmission for a vehicle capable of preventing increase in relative rotational speed between shift elements. A planetary gear unit is provided with a sun gear to which rotation of an input shaft is input, a carrier that can be stopped from rotating, and a ring gear for outputting, to a planetary gear set, rotation that is reduced in speed relative to that of the input shaft. A clutch is connected/disconnected, the input shaft and the sun gear are appropriately connected/disconnected, and the carrier is appropriately stopped/unstopped by a brake and a one-way clutch. This prevents relative rotational speed between shift elements of the gear unit that does not participate in a shifting operation from excessively increasing. When the clutch is disposed between the input shaft and the sun gear, the torque capacity of the clutch can be reduced as compared with the case where it is disposed between the gear unit and the gear set. Therefore, the clutch can be formed into a more compact structure and the overall automatic transmission can be made more compact.
    • 一种用于车辆的紧凑型自动变速器,其能够防止变速元件之间的相对转速增加。 行星齿轮单元设置有输入轴的旋转的太阳齿轮,可以停止旋转的载体,以及用于向行星齿轮组输出相对于行星齿轮组减速的旋转的齿圈 输入轴的。 离合器连接/断开,输入轴和太阳齿轮适当地连接/断开,并且载体被制动器和单向离合器适当地停止/停止。 这防止了不参与换档操作的减速器的换档元件之间的相对转速过度增加。 当离合器设置在输入轴和太阳齿轮之间时,与设置在减速器和齿轮组之间的情况相比,可以减小离合器的扭矩能力。 因此,离合器可以形成为更紧凑的结构,并且可以使整体自动变速器更紧凑。
    • 4. 发明授权
    • Automatic transmission
    • 自动变速器
    • US06835158B2
    • 2004-12-28
    • US10373657
    • 2003-02-26
    • Nobutada SugiuraMinoru TodoYoshinobu NozakiHideo Tomomatsu
    • Nobutada SugiuraMinoru TodoYoshinobu NozakiHideo Tomomatsu
    • F16H344
    • F16H3/666F16H63/3026F16H2200/0052F16H2200/201
    • An automatic transmission has a first brake, a third brake and a hydraulic actuator for the third brake substantially axially aligned in sequence from rear to front in a radially outer area of the transmission. In addition, a first planetary gear unit, a first one-way clutch and a second one-way clutch are provided in an axial sequence from rear to front, in a radially inner area of the transmission. In this manner, component members are mounted with good spatial efficiency in both radial and axial dimensions. Furthermore, because a carrier of the first planetary gear is connected to a third brake through the first one-way clutch, the carrier can be reversely rotated by disengaging the third brake, enabling six forward speeds.
    • 自动变速器具有第一制动器,第三制动器和用于第三制动器的液压致动器,其在变速器的径向外部区域中从后向后依次大致轴向对准。 此外,第一行星齿轮单元,第一单向离合器和第二单向离合器在传动装置的径向内部区域中从后向后轴向地设置。 以这种方式,组件构件在径向和轴向尺寸上以良好的空间效率安装。 此外,由于第一行星齿轮的行星齿轮通过第一单向离合器连接到第三制动器,所以能够通过使第三制动器分离而使托架反向旋转,从而能够进行六个前进速度。
    • 6. 发明授权
    • Automatic speed changer
    • 自动变速箱
    • US07367915B2
    • 2008-05-06
    • US10522591
    • 2003-12-26
    • Kazumichi KayamaNobutada SugiuraShundo YamaguchiKazuhisa OzakiTomochika Inagaki
    • Kazumichi KayamaNobutada SugiuraShundo YamaguchiKazuhisa OzakiTomochika Inagaki
    • F16H3/62
    • F16H3/666F16H3/663F16H2200/0052F16H2200/2007
    • A planetary gear unit PR and a clutch C3 for outputting reduced speed rotation and a clutch C1 for connecting and disconnecting input of rotation of an input shaft to a sun gear S2 are located on one axial side of a planetary gear unit PU, and a clutch C2 for connecting and disconnecting input of rotation of the input shaft to the carrier CR2 is located on the axially opposite of the planetary gear unit PU. By doing so, as compared to a case wherein, for example, a clutch C1 and clutch C2 are both located between a pair of planetary gear units PR and PU, the planetary gear units PR and PU can be located more closely together, and the member that transmits the reduced speed rotation from planetary gear unit PR to planetary gear unit PU can be made shorter. Further, compared to the case wherein, for example, the clutches C1, C2, C3 are located on one axial side of the planetary gear units, the construction of the oil lines is simplified.
    • 行星齿轮单元PR和用于输出减速旋转的离合器C 3和用于将输入轴的旋转输入连接到太阳齿轮S 2的离合器C 1位于行星齿轮单元PU的一个轴向侧上, 并且用于将输入轴的旋转输入连接到行星架CR2的离合器C2位于行星齿轮单元PU的轴向相对的位置。 通过这样做,与例如离合器C 1和离合器C 2都位于一对行星齿轮单元PR和PU之间的情况相比,行星齿轮单元PR和PU可以更靠近地定位, 并且能够使从行星齿轮单元PR向行星齿轮单元PU传递减速旋转的构件更短。 此外,与例如离合器C 1,C 2,C 3位于行星齿轮单元的一个轴向侧的情况相比,油路的结构简化。
    • 8. 发明授权
    • Automatic transmission
    • 自动变速器
    • US08771130B2
    • 2014-07-08
    • US13852471
    • 2013-03-28
    • Masahiko AndoNobutada SugiuraHayato Suzuki
    • Masahiko AndoNobutada SugiuraHayato Suzuki
    • F16H3/62F16H3/44F16H3/66
    • F16H3/62F16H3/66F16H2200/0069F16H2200/2007F16H2200/2025F16H2200/2048
    • An automatic transmission is configured to achieve at least ten forward speeds and one reverse speeds. This is achieved through the use of two planetary gear sets with a plurality of clutches and brakes configured to operably couple different components of the two planetary gears to achieve different speeds. For example, operation of a first clutch inputs decelerated rotation of a reduction planetary gear to a third sun gear. Operation of a second clutch transmits from an input shaft to a third ring gear, a third clutch inputs decelerated rotation of the reduction planetary gear to the second sun gear, a fourth clutch transmits from the input shaft to the second carrier, a first brake prevents a second sun gear from rotating, a second brake prevents a carrier from rotating, a third brake capable prevents a third ring gear from rotating.
    • 自动变速器被配置成实现至少十个前进速度和一个倒档速度。 这通过使用具有多个离合器和制动器的两个行星齿轮组来实现,所述离合器和制动器构造成可操作地联接两个行星齿轮的不同部件以实现不同的速度。 例如,第一离合器的操作将减速行星齿轮的减速旋转输入到第三太阳齿轮。 第二离合器的操作从输入轴传递到第三环形齿轮,第三离合器将减速行星齿轮的减速旋转输入到第二太阳齿轮,第四离合器从输入轴传递到第二行星架,第一制动器防止 第二太阳齿轮旋转,第二制动器防止载体旋转,第三制动器能够防止第三齿圈旋转。
    • 9. 发明申请
    • Automatic speed changer
    • 自动变速箱
    • US20050245344A1
    • 2005-11-03
    • US10519456
    • 2003-12-26
    • Kazumichi KayamaNobutada SugiuraShundo YamaguchiTakeo AraiTomochika Inagaki
    • Kazumichi KayamaNobutada SugiuraShundo YamaguchiTakeo AraiTomochika Inagaki
    • F16H3/66F16H3/62
    • F16H3/666F16H3/663F16H2200/0052F16H2200/2007
    • A first planetary gear unit PR and a clutch C3 for outputting reduced speed rotation are located on one axial side of a second planetary gear unit PU, and a clutch C1 for connecting and disconnecting an input shaft 2 to/from a sun gear S2 and a clutch C2 for connecting and disconnecting the input shaft 2 input to/from a carrier CR2 are located on the other axial side of the second planetary gear unit PU. An output mechanism is located between the first and second planetary gear units. As compared with a drivetrain wherein the clutch C1 or clutch C2 is located between the two planetary gear units, the two planetary gear units can be located closer together, and a transmitting member that transmits the reduced speed rotation can be made shorter. Further, compared to a drivetrain wherein the clutches C1, C2, C3 are located together on one axial side, the oil supply to the hydraulic servos can be simplified.
    • 用于输出减速旋转的第一行星齿轮单元PR和离合器C3位于第二行星齿轮单元PU的一个轴向侧上,并且离合器C 1用于将输入轴2连接到太阳齿轮S 2和用于连接和分离输入到载体CR 2的输入轴2的离合器C2位于第二行星齿轮单元PU的另一个轴向侧。 输出机构位于第一和第二行星齿轮单元之间。 与离合器C 1或离合器C 2位于两个行星齿轮单元之间的传动系相比,两个行星齿轮单元可以更靠近在一起,并且可以使传递减速旋转的传递构件更短。 此外,与离合器C 1,C 2,C 3一起位于一个轴向侧的传动系相比,可以简化对液压伺服机构的供油。