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    • 1. 发明授权
    • Torque converter
    • 转矩转换器
    • US08925700B2
    • 2015-01-06
    • US13817791
    • 2011-07-27
    • Takeshi KawamotoTokimori SakaNorio IwashitaTakashi IshiyamaHidetoshi Maeta
    • Takeshi KawamotoTokimori SakaNorio IwashitaTakashi IshiyamaHidetoshi Maeta
    • F16H45/02F16D39/00
    • F16D39/00F16H45/02F16H2045/021F16H2045/0284
    • Disclosed is a torque converter (1) which comprises: a casing (10) coupled to an output shaft of an engine; a torus (T) defined by a pump (20), a turbine (30) and a stator (40) each disposed within the casing (10); a lockup clutch (60) adapted to directly couple the turbine (30) and the casing (10); and a lockup damper (70) adapted to absorb shock during engagement of the lockup clutch (60). The turbine (30) has an outer peripheral portion (31a) bulging toward the engine to define a part of the torus (T), an inner peripheral portion (31c) located on the side of the engine with respect to a one-way clutch (50) supporting the stator (40), and an intermediate portion (31b) formed to be concaved toward a side opposite to the engine, in a radial position between the outer peripheral portion (31a) and the inner peripheral portion (31c). A part (75) of the lockup damper (70) is disposed on the side of the engine with respect to the intermediate portion (31b) and in a position axially overlapping with the torus (T). This makes it possible to allow a torque converter to be axially downsized.
    • 公开了一种变矩器(1),其包括:联接到发动机的输出轴的壳体(10) 每个设置在所述壳体(10)内的由泵(20),涡轮机(30)和定子(40)限定的环面(T); 适于直接联接所述涡轮机(30)和所述壳体(10)的锁止离合器(60); 以及适于在所述锁止离合器(60)的接合期间吸收冲击的锁止阻尼器(70)。 涡轮机(30)具有朝向发动机膨胀以限定环面(T)的一部分的外周部(31a),相对于单向离合器位于发动机侧的内周部(31c) (50),以及在外周部(31a)和内周部(31c)之间的径向位置形成为朝向与发动机相反的一侧凹陷的中间部(31b)。 锁止阻尼器(70)的一部分(75)相对于中间部分(31b)设置在发动机的侧面并且在与环面(T)轴向重叠的位置。 这使得可以使变矩器轴向地小型化。
    • 2. 发明申请
    • TORQUE CONVERTER
    • 扭矩转换器
    • US20130153352A1
    • 2013-06-20
    • US13817791
    • 2011-07-27
    • Takeshi KawamotoTokimori SakaNorio IwashitaTakashi IshiyamaHidetoshi Maeta
    • Takeshi KawamotoTokimori SakaNorio IwashitaTakashi IshiyamaHidetoshi Maeta
    • F16D39/00
    • F16D39/00F16H45/02F16H2045/021F16H2045/0284
    • Disclosed is a torque converter (1) which comprises: a casing (10) coupled to an output shaft of an engine; a torus (T) defined by a pump (20), a turbine (30) and a stator (40) each disposed within the casing (10); a lockup clutch (60) adapted to directly couple the turbine (30) and the casing (10); and a lockup damper (70) adapted to absorb shock during engagement of the lockup clutch (60). The turbine (30) has an outer peripheral portion (31a) bulging toward the engine to define a part of the torus (T), an inner peripheral portion (31c) located on the side of the engine with respect to a one-way clutch (50) supporting the stator (40), and an intermediate portion (31b) formed to be concaved toward a side opposite to the engine, in a radial position between the outer peripheral portion (31a) and the inner peripheral portion (31c). A part (75) of the lockup damper (70) is disposed on the side of the engine with respect to the intermediate portion (31b) and in a position axially overlapping with the torus (T). This makes it possible to allow a torque converter to be axially downsized.
    • 公开了一种变矩器(1),其包括:联接到发动机的输出轴的壳体(10) 每个设置在所述壳体(10)内的由泵(20),涡轮机(30)和定子(40)限定的环面(T); 适于直接联接所述涡轮机(30)和所述壳体(10)的锁止离合器(60); 以及适于在所述锁止离合器(60)的接合期间吸收冲击的锁止阻尼器(70)。 涡轮机(30)具有朝向发动机膨胀的外周部(31a),以限定环面(T)的一部分,相对于单向离合器位于发动机侧的内周部分(31c) (50),以及在外周部(31a)和内周部(31c)之间的径向位置形成为朝向与发动机相反的一侧凹陷的中间部(31b)。 锁止阻尼器(70)的一部分(75)相对于中间部分(31b)设置在发动机的侧面并且在与环面(T)轴向重叠的位置。 这使得可以使变矩器轴向地小型化。
    • 5. 发明申请
    • Torque Converter
    • 转矩转换器
    • US20080029359A1
    • 2008-02-07
    • US11661661
    • 2005-09-12
    • Yukiyoshi TakadaTakeshi Kawamoto
    • Yukiyoshi TakadaTakeshi Kawamoto
    • F16D33/00
    • F16H41/24F16H45/02F16H2041/246
    • In a torque converter, by devising a structure of a stator support mechanism, an axial dimension of a radially inner portion of the torque converter and surroundings thereof is reduced. The torque converter (1) includes a front cover (2), an impeller (3), a turbine (4), a stator (5) that regulates fluid flow from the turbine (4) to the impeller (3), and a stator support mechanism (6) that supports the stator (5) to be rotatable only in one direction relative to a fixed shaft. The stator support mechanism (6) includes an annular retainer (61) arranged on an engine side of a stator hub (52), an annular outer race (64) arranged at a radially inner portion of the stator hub (52), an annular first thrust bearing (66) arranged on a transmission side of the stator hub (52), and an annular second thrust bearing (67) arranged on the engine side of the stator hub (52) and at a radially outer portion of the outer race (64).
    • 在变矩器中,通过设计定子支承机构的结构,减小了变矩器的径向内部的轴向尺寸及其周围。 变矩器(1)包括调节从涡轮机(4)到叶轮(3)的流体流动的前盖(2),叶轮(3),涡轮机(4)和定子(5) 定子支撑机构(6),其支撑定子(5)能够相对于固定轴在一个方向上旋转。 定子支撑机构(6)包括布置在定子毂(52)的发动机侧的环形保持器(61),布置在定子毂(52)的径向内部的环形外座圈(64) 布置在定子轮毂(52)的变速器侧的第一止推轴承(66)和布置在定子轮毂(52)的发动机侧上的环形第二推力轴承(67)和外座圈的径向外部 (64)。
    • 7. 发明授权
    • Hydrodynamic torque transmitting device
    • 流体力矩传动装置
    • US07147090B2
    • 2006-12-12
    • US10811918
    • 2004-03-30
    • Masahiro OnoTakeshi KawamotoShinji FujimotoHideki Miura
    • Masahiro OnoTakeshi KawamotoShinji FujimotoHideki Miura
    • F16H45/02
    • F16D33/00F16D25/0635F16H45/02F16H2045/0294
    • A hydrodynamic torque transmitting device is disclosed that overcomes problems created by the presence of a thrust washer therein. In a torque converter 1 according to the present invention, a piston 41 is disposed between a front cover 2 and a turbine 4 to form a front chamber F on a front cover side and a rear chamber R on a turbine side, and can move toward and away from the front cover 2 by means of a hydraulic pressure differential created between the front and rear chambers F and R. The piston 41 has a disk shaped body 41a, and a frictional coupling portion (friction facing 61) disposed on a outer peripheral portion of the body 41a that serves to frictionally engage with the front cover 2. The turbine hub 23 and the front cover 2 have opposing portions (63, 23b) that oppose each other across an axial space. The piston 41 has a support portion 48 that axially supports the turbine 4 when the piston 41 moves to a position near the front cover. When the piston 41 moves to a position closest to the front cover 2, an axial space is maintained between the opposing portions (63, 23b).
    • 公开了一种克服由其中存在止推垫圈而产生的问题的流体动力学扭矩传递装置。 在根据本发明的变矩器1中,活塞41设置在前盖2和涡轮机4之间,以在前盖侧形成前室F,在涡轮侧形成后室R, 并且通过在前后室F和R之间产生的液压差而远离前盖2.活塞41具有盘形主体41a和摩擦联接部分(摩擦面61),该摩擦联接部分 主体41a的周边部分,其用于与前盖2摩擦接合。 涡轮机毂23和前盖2具有跨越轴向空间彼此相对的相对部分(63,23b)。 当活塞41移动到靠近前盖的位置时,活塞41具有轴向支撑涡轮机4的支撑部分48。 当活塞41移动到最靠近前盖2的位置时,在相对部分(63,23b)之间保持轴向空间。