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    • 1. 发明授权
    • Hydraulic regulating device for load operated gear shift systems
    • 负载变速系统液压调节装置
    • US4420994A
    • 1983-12-20
    • US199918
    • 1980-10-23
    • Alfred MullerJoseph Sauer
    • Alfred MullerJoseph Sauer
    • F16H61/00F16H61/02F16H61/06F16H61/08F16H61/10B60K41/04
    • F16H61/061F16H2061/0258Y10T477/693625Y10T477/693635
    • The hydraulic regulating device for an automatic transmission having a selector valve for selecting a plurality of gear stages, includes a high pressure conduit, a working pressure conduit and a shift pressure conduit, a plurality of coupling elements assigned to respective gears, a single, pressure regulating valve electromagnetically controlled by a control signal to build up or decrease pressure in the shift pressure conduit, holding valves connected between the working pressure conduit and the shift pressure conduit, and shift control valves connected to the shift pressure conduit and cooperating with the holding valves to connect, in response to an increased gear, the coupling elements pertaining to the higher gear in a preselected gear stage, to the shift pressure conduit and, upon completion of the gear shift operation, to connect via the working pressure conduit the coupling elements to the high pressure conduit with the exception of the last actuated coupling element who remains connected to the shift pressure conduit.
    • 一种用于自动变速器的液压调节装置,具有用于选择多个齿轮级的选择阀,包括高压导管,工作压力导管和换档压力导管,分配给相应齿轮的多个联接元件,单个压力 通过控制信号电磁控制的调节阀,以建立或减少换档压力管道中的压力,连接在工作压力导管和换档压力导管之间的保持阀,以及连接到换档压力导管并与保持阀配合的换档控制阀 为了响应于增加的齿轮将与预选齿轮级中的较高档位相关联的联接元件连接到换档压力导管,并且在变速操作完成时,通过工作压力管道将联接元件连接到 高压管道除了最后一个致动的耦合元件以外 ns连接到换档压力导管。
    • 2. 发明授权
    • Hydraulic regulating device for load shifted gears
    • 变速齿轮液压调节装置
    • US4395927A
    • 1983-08-02
    • US199919
    • 1980-10-23
    • Alfred MullerJoseph SauerManfred SchwabMeinrad FederAchim Schreiber
    • Alfred MullerJoseph SauerManfred SchwabMeinrad FederAchim Schreiber
    • F16H61/08F16H61/02F16H61/06B60K41/04
    • F16H61/061F16H61/0206F16H2061/0258F16H2061/026
    • The hydraulic regulating device for an automatic transmission system in motor vehicles having a plurality of hydraulic couplings, includes a single pressure build-up regulating valve and a single pressure decrease regulating valve and assigned to each coupling a solenoid operated directional control valve having its working port connected to the couplings, its pressure port connected via a switch-on reversing valve to the pressure build-up regulating valve, and its return port connected via a switch-off reversing valve to a return conduit; both reversing valves are controlled according to predetermined pressure levels on the coupling so that in the working position of the switch-on reversing valve the coupling is connected to a stable high pressure and when the coupling process is initiated by reversing the position of the directional control valve, the switch-off reversing valve connects the coupling element to the pressure decrease regulating valve.
    • 用于具有多个液压联轴器的机动车辆中的自动变速器系统的液压调节装置包括单个压力调节调节阀和单个减压调节阀,并分配给每个联接器,其具有其工作端口的电磁操作方向控制阀 连接到联接器,其压力端口通过开关换向阀连接到增压调节阀,并且其返回端口通过关闭反向阀连接到返回管道; 两个换向阀根据联轴器上的预定压力水平来控制,使得在接通换向阀的工作位置中,联接器连接到稳定的高压,并且当通过反转方向控制器的位置来启动联接过程 阀门,关闭换向阀将联轴器元件连接到减压调节阀。
    • 3. 发明授权
    • Gearshift method and apparatus
    • 换档方法和装置
    • US4360092A
    • 1982-11-23
    • US128522
    • 1980-03-10
    • Alfred MullerJoseph Sauer
    • Alfred MullerJoseph Sauer
    • F16H61/04F16D49/12F16H61/10F16H63/30F16D67/04F16H57/10
    • F16H63/3003F16D49/12
    • In first gear, a brake band prevents one gear of the planetary gearing of an automatic transmission from rotating. In second gear, a clutch causes this gear to rotate as a unit with the drive and driven shaft of the transmission. For an upshift under load, the clutch is engaged slowly, thereby decreasing the required brake torque. The brake force is therefore decreased at a corresponding rate. A switch having a movable contact is mounted so that the contact is moved in response to the reactive force created between the brake band and the gear box. This reactive force varies as a function of the brake force and also depends upon the direction of movement of the braked member. The switch is set to a threshold value which is substantially less than the brake force applied in first gear. At the freewheel point, that is the point at which the moment of the brake member changes direction, the brake force has been decreased sufficiently that the change in direction of the moment will cause the switch to pass the threshold value thereby generating a signal. This signal is processed to cause full disengagement of the brake. The switch will also pass the threshold value when, after complete disengagement of the brake, a change in direction of moment of the member occurs. At this point the brake is fully engaged in a downshift under load.
    • 在第一齿轮中,制动带防止自动变速器的行星齿轮的一个齿轮旋转。 在第二档中,离合器使该齿轮作为与变速器的驱动轴和从动轴一起的单元旋转。 对于负载升档,离合器缓慢接合,从而减小所需的制动转矩。 因此制动力以相应的速度降低。 具有可动触点的开关被安装成使得接触件响应于制动带和齿轮箱之间产生的反作用力而移动。 该反作用力根据制动力而变化,并且还取决于制动部件的运动方向。 该开关被设定为大大小于施加在第一档中的制动力的阈值。 在空转点处,即制动部件的力矩改变方向的点,制动力已经足够减小,使得转矩方向的变化将导致开关通过阈值从而产生信号。 该信号被处理以使制动器完全脱离。 当制动器完全分离后,开关也将通过阈值,从而发生构件的力矩方向的变化。 此时,制动器在负载下完全接合降档。
    • 7. 发明授权
    • Hydraulic control system for servos in automatic transmissions
    • 自动变速箱伺服液压控制系统
    • US4345489A
    • 1982-08-24
    • US111993
    • 1980-01-14
    • Alfred MullerManfred SchwabMeinrad FederAchim SchreiberJoseph Sauer
    • Alfred MullerManfred SchwabMeinrad FederAchim SchreiberJoseph Sauer
    • F16H61/00F16H61/02F16H61/12F16H3/74
    • F16H61/0021F16H61/0206F16H61/0251F16H2061/0209F16H2061/0258F16H61/12Y10T477/693973
    • The invention pertains to a hydraulic control system for servos in automatic transmissions, which, in a known fashion, utilizes a main pressure valve to regulate the pressure within the control system and further utilizes a converter pressure valve to supply a hydrodynamic torque converter and the lubrication system. The servos (for example, the clutches) utilized in this type of automatic transmissions cooperate with electromagnetically actuated pressure regulating valves have a current-proportional response. These electromagnetic valves are actuated by electronic control signals generated by sensors which monitor various parameters during operation, making previously utilized sensors superfluous. By control of the pressure regulating valves the forward gear, the reverse gear or the neutral gear can be engaged in the simplest fashion. By means of a magnet valve associated with the main pressure valve the levels of pressure may be varied. It is also possible, via simple associated elements, to install an emergency system which during a failure of the electrical system allows the transmission to continue to operate.
    • 本发明涉及一种用于自动变速器中的舵机的液压控制系统,其以已知的方式利用主压力阀来调节控制系统内的压力,并且进一步利用转换器压力阀来提供液力变矩器和润滑 系统。 在这种类型的自动变速器中使用的舵机(例如离合器)与电磁致动的压力调节阀配合具有电流比例响应。 这些电磁阀由在操作期间监测各种参数的传感器产生的电子控制信号致动,从而使先前使用的传感器成为多余的。 通过控制压力调节阀,可以以最简单的方式接合前进档,倒档档或中性档。 通过与主压力阀相关联的磁阀可以改变压力水平。 通过简单的相关元件也可以安装紧急系统,在电气系统的故障期间允许变速器继续运行。