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    • 1. 发明授权
    • Hydraulic control system for automatic transmission
    • 自动变速箱液压控制系统
    • US4395926A
    • 1983-08-02
    • US178433
    • 1980-08-15
    • Seitoku KuboYukio TerakuraShinya NakamuraKen Asami
    • Seitoku KuboYukio TerakuraShinya NakamuraKen Asami
    • B60W10/06B60W10/115F16H59/08F16H59/20F16H61/02B60K41/16F16H5/64
    • B60W10/06B60W10/115B60W30/19F16H61/0267B60W2510/0604F16H2059/083F16H2061/026F16H59/20Y10T477/693643Y10T477/693645
    • A hydraulic control system for an automatic transmission including a fluid coupling type torque converter, and a gear system provided with two or more frictional devices adapted to establish two or more speed conditions. The hydraulic control system includes a hydraulic pressure source, a line pressure control valve receiving pressure from the hydraulic pressure source to generate a regulated line pressure, a throttle pressure control valve for generating a throttle pressure commensurate with the intake throttle opening, a governor pressure control valve for generating a governor pressure commensurate with the vehicle speed, a detent regulator valve receiving the line pressure to generate a regulated detent pressure, a manual valve for enabling manual shifts of the transmission, two or more shift valves for shifting the paths of the line pressure to the frictional engaging devices in response to the opposingly acting forces of the throttle pressure and governor pressure, the shift valves including one shift valve operative to establish the highest speed ratio for the transmission, and a control valve provided in the shift valve for the highest speed ratio and adapted to draw in the detent pressure when the intake throttle valve is opened substantially to a full extent, in a manner to offset the throttle pressure acting on the highest shift valve, thereby controlling the highest shift valve according to a balancing relation between the detent pressure and the governor pressure.
    • 一种用于包括流体耦合型变矩器的自动变速器的液压控制系统,以及具有适于建立两个或多个速度条件的两个或多个摩擦装置的齿轮系统。 液压控制系统包括液压源,从压力源接收压力以产生稳定管路压力的管路压力控制阀,用于产生与进气节气门开度相当的节气门压力的节气门压力控制阀,调速器压力控制 用于产生与车速相当的调速器压力的阀门,接收管路压力以产生调节制动压力的止动调节阀,用于使得变速器能够手动换挡的手动阀,用于移动管路的两个或更多个换档阀 响应于节流压力和调速器压力的相对作用力,摩擦接合装置的压力,换档阀包括可操作以建立变速器的最高变速比的一个换档阀,以及设置在换档阀中的控制阀,用于 最高速比,适合于在制动压力时引起 进气节流阀基本上以完全程度打开,以抵消作用在最高换挡阀上的节气门压力,从而根据制动压力和调速器压力之间的平衡关系来控制最高换档阀。
    • 3. 发明授权
    • Control system and method for controllable output type hydraulic fluid
pump of automatic transmission providing decreased pump output in
association with the engine starting condition
    • 自动变速器可控输出型液压油泵控制系统及方法,提供与发动机起动条件相关的泵输出
    • US4702083A
    • 1987-10-27
    • US792980
    • 1985-10-30
    • Shinya NakamuraSeitoku KuboYutaka Taga
    • Shinya NakamuraSeitoku KuboYutaka Taga
    • F04C14/22F16H61/00F04B9/00
    • F04C14/226B60W10/06B60W30/194F16H61/0025F16H61/0028
    • An automatic transmission, for a vehicle with an engine, includes a hydraulic fluid pump which supplies pressurized hydraulic fluid. It is detected whether or not the engine is being started, and the pump output is controlled so as to be decreased when the engine is being started. If the pump is one whose output per one revolution of its input member is variable, then its output may be thus controlled by decreasing its output per one revolution when the engine is being started. And, if the pump is a variable capacity type vane type hydraulic fluid pump the output of which per one revolution of its input member is controlled by varying the eccentric position of a controlling member thereof, then its output per one revolution may be thus controlled by varying this eccentric position to give a pump output per one revolution decreased when the engine is being started. Alternatively, if the pump is a fixed capacity type electrically driven type hydraulic fluid pump the output of which per one revolution of its input member is substantially constant, then its output may be thus controlled by decreasing the rotation speed of its input member, possibly to zero, when the engine is being started. A system for implementing this method is also disclosed.
    • 用于具有发动机的车辆的自动变速器包括供应加压液压流体的液压流体泵。 检测发动机是否正在启动,并且在发动机启动时泵输出被控制为减小。 如果泵是其输入构件的每转一次的输出是可变的,则可以通过在发动机起动时每转一次减少其输出来控制其输出。 而且,如果泵是可变容量型叶片式液压油泵,其输入构件的每转一周的输出通过改变其控制构件的偏心位置来控制,则其每转一次的输出可由此控制 改变该偏心位置以使发动机起动时的每一转的泵输出减小。 或者,如果泵是其输入构件的每转一周的输出基本上恒定的固定容量型电动式液压泵,则其输出可以通过降低其输入构件的转速来控制,可能为 当发动机起动时为零。 还公开了一种用于实现该方法的系统。
    • 8. 发明授权
    • Fluid pressure control system for automatic transmission
    • 用于自动变速器的流体压力控制系统
    • US4856381A
    • 1989-08-15
    • US180762
    • 1988-04-12
    • Makoto FunahashiSeitoku KuboShinya Nakamura
    • Makoto FunahashiSeitoku KuboShinya Nakamura
    • F16H61/04F16H61/06F16H61/08F16H61/10
    • F16H61/067F16H2061/0485Y10T477/69377Y10T477/69378
    • Herein disclosed is a fluid pressure control system which is to be used in an automatic transmission for automobiles. If a reverse range is selected by selector means such as a manual valve, a fluid pressure is fed via an accumulator to friction engaging means for setting the reverse range, and a signal pressure is fed to back pressure regulating means which is constructed of a spool valve. This back pressure regulating means responds to the signal pressure to reduce a load against the fluid pressure to be fed to the friction engaging means. Thus, the fluid pressure to be fed to the friction engaging means via the accumulator drops when the signal pressure is fed. In the reverse range, specifically, the fluid pressure to be fed to the friction engaging means transmits at a lower level to elongate the time period for the engagement so that the gear shift shock for the reverse range is accordingly reduced.
    • 这里公开了一种用于汽车的自动变速器中的流体压力控制系统。 如果通过诸如手动阀的选择器装置来选择倒档范围,则通过蓄能器将流体压力供给到用于设定反向范围的摩擦接合装置,并且将信号压力供给到由卷轴构成的背压调节装置 阀。 该背压调节装置响应于信号压力以减小抵抗要供给到摩擦接合装置的流体压力的负载。 因此,当馈送信号压力时,经由蓄能器供给到摩擦接合装置的流体压力下降。 具体而言,在相反的范围内,供给到摩擦接合装置的流体压力以较低的水平传递以延长啮合的时间段,从而相应地减小了相反范围的换档冲击。
    • 9. 发明授权
    • Idling control system for an automatic transmission providing anti roll
back action
    • 用于自动变速箱的怠速控制系统,提供防回卷动作
    • US4648289A
    • 1987-03-10
    • US769324
    • 1985-08-26
    • Seitoku KuboYutaka TagaShinya Nakamura
    • Seitoku KuboYutaka TagaShinya Nakamura
    • F16H61/08F16H59/66F16H61/20B60K41/18B60K41/16
    • F16H61/20B60W30/18118F16H2061/205F16H2061/207F16H59/66Y10T477/646Y10T477/681
    • An automatic transmission has a gear transmission mechanism with a forward clutch which is engaged when the gear transmission mechanism is engaged to a forward speed stage, a one way clutch which is in cooperation with the forward clutch provides a first speed stage by rotation prevention, and a brake which, when engaged, in cooperation with the one way clutch prevents the power output shaft of the gear transmission mechanism from rotating in the direction to allow reverse motion of the vehicle. An idling control system for the transmission includes a first mechanism for engaging the forward clutch selectively either to a maximum amount or to an intermediate amount substantially lower than the maximum amount; a second mechanism for engaging the brake, when the forward clutch is thus engaged to the intermediate amount by the first mechanism; and a third mechanism for, when the automatic transmission is being operated in a forward driving mode, the vehicle is substantially stationary, and the engine is in substantially idling condition, actuating the first mechanism thus to engage the forward clutch to the intermediate amount and the second mechanism thus to engage the brake. Thereby, rolling of the vehicle backwards down a hill while waiting in the stopped condition with the engine idling is positively prevented, and starting off of the vehicle is also facilitated.
    • 自动变速器具有齿轮传动机构,其具有前进离合器,当齿轮传动机构接合到前进档时,与前进离合器配合的单向离合器通过旋转防止提供第一速度级,并且 制动器当与单向离合器配合时防止齿轮传动机构的动力输出轴沿允许车辆反向运动的方向旋转。 用于变速器的怠速控制系统包括用于将前进离合器选择性地接合到最大量或基本上低于最大量的中间量的第一机构; 当前进离合器通过第一机构接合到中间量时,用于接合制动器的第二机构; 以及第三机构,当所述自动变速器以正向行驶模式操作时,所述车辆基本上是静止的,并且所述发动机处于基本空转状态,致动所述第一机构从而将所述前进离合器接合到所述中间量,并且所述第二机构 第二机构因此接合制动器。 因此,能够有效地防止车辆在发动机怠速停止的状态下等待时向后滚动,同时车辆的起动也容易。
    • 10. 发明授权
    • Idling control system for an automatic transmission providing smooth
starting off action
    • 用于自动变速器的怠速控制系统,提供顺畅的起动动作
    • US4644826A
    • 1987-02-24
    • US769329
    • 1985-08-26
    • Seitoku KuboYutaka TagaShinya Nakamura
    • Seitoku KuboYutaka TagaShinya Nakamura
    • B60W30/18F16H59/22F16H59/24F16H59/44F16H59/54F16H61/20B60K41/18B60K41/16
    • F16H61/20B60W30/18118F16H2061/205F16H2061/207F16H2312/02F16H59/22F16H59/24F16H59/44F16H59/54Y10T477/646Y10T477/648Y10T477/681
    • An automatic transmission has a gear transmission mechanism with a a forward clutch which is engaged when the gear transmission mechanism is engaged to a forward speed stage, a one way clutch which is in cooperation with the forward clutch provides a first speed stage by rotation prevention, and a brake which, when engaged, in cooperation with the one way clutch prevents the power output shaft of the gear transmission mechanism from rotating in the direction to allow reverse motion of the vehicle. An idling control system for the transmission includes a first mechanism for engaging the forward clutch selectively either to a maximum amount or to an intermediate amount; a second means for selectively engaging the brake; and a third mechanism for controlling the first and second mechanism. When the transmission is in a forward driving mode, the vehicle is substantially stationary, the engine is substantially idling, and the braking system is applied, the third mechanism engages the forward clutch to the intermediate amount and engages the brake. Thereafter, if the application of the braking system is terminated, it engages the forward clutch to the maximum amount and continues engaging the brake, or, if the engine ceases to be in substantially idling condition, it engages the forward clutch to the maximum amount and disengages the brake. Thereby, rolling of the vehicle backwards down a hill while waiting in the stopped condition with the engine idling is positively prevented, and mild traffic creep is also provided.
    • 自动变速器具有齿轮传动机构,其具有前进离合器,当齿轮传动机构接合到前进档时,与前进离合器配合的单向离合器通过旋转防止而提供第一速度档,并且 制动器当与单向离合器配合时防止齿轮传动机构的动力输出轴沿允许车辆反向运动的方向旋转。 用于变速器的怠速控制系统包括用于选择性地将前进离合器接合到最大量或中间量的第一机构; 用于选择性地接合制动器的第二装置; 以及用于控制第一和第二机构的第三机构。 当变速器处于正向行驶模式时,车辆基本静止,发动机基本上空转,并且施加制动系统,第三机构将前进离合器接合到中间量并接合制动器。 此后,如果制动系统的应用终止,则其将前进离合器接合到最大量并且继续接合制动器,或者如果发动机停止处于基本空转状态,则其将前进离合器接合到最大量,并且 松开制动器。 因此,积极地防止车辆在发动机空转的停止状态下等待时向后滚动,同时也提供轻微的交通蠕变。