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    • 1. 发明授权
    • Capacity control for nested clutch automatic transmission
    • 嵌套离合器自动变速器的容量控制
    • US5352161A
    • 1994-10-04
    • US47587
    • 1993-04-13
    • Joel E. MowattCharles F. LongPhillip F. McCauley
    • Joel E. MowattCharles F. LongPhillip F. McCauley
    • F16H61/00F16H61/06F16H61/08F16D25/11
    • F16H61/061F16H2061/0087F16H61/08
    • A method and apparatus for increased clutch capacity in an automatic vehicle transmission having a nested clutch pair. An electronic control unit controls a pulse width modulator which applies control signals to the actuating solenoid valves of the nested pair of clutches. The electronic control unit operates to reduce the pressure on an engaged clutch of the pair during the period of time that the other clutch is being actuated during the shift. Once the shift is completed, the operating pressure on the previously engaged clutch is restored to a normal operating pressure. Provisions are also made for assuring that the period of time required for the shift is maintained between threshold limits or within a window of time. This adaptive feature precludes excessively short or long shifts.
    • 一种用于在具有嵌套离合器对的自动车辆变速器中提高离合器容量的方法和装置。 电子控制单元控制一个脉冲宽度调制器,该调制器向嵌套的一对离合器的致动电磁阀施加控制信号。 电子控制单元操作以在移动期间在另一个离合器被致动的时间段期间减小该对的接合离合器的压力。 一旦换挡完成,先前接合的离合器的操作压力恢复到正常的操作压力。 还规定了确保班次所需的时间段保持在临界极限之间或在时间窗口内。 这种适应性特征排除了过度短暂或长时间的变化。
    • 3. 发明授权
    • Pressure regulator valve with boost feature
    • 带增压功能的调压阀
    • US07438660B2
    • 2008-10-21
    • US11333152
    • 2006-01-17
    • Charles F. LongJeffrey J. ColePhillip F. McCauley
    • Charles F. LongJeffrey J. ColePhillip F. McCauley
    • F16H63/04
    • F16H61/0021F16H2061/0253F16K11/07Y10T137/7782
    • A pressure regulator valve is provided having a valve spool slidably disposed within a stepped bore defined by a valve body. A first pressure responsive surface area is defined on the valve spool and is subject to pressurized fluid from a main pressure source. A second pressure responsive surface area is defined on the valve spool and is subject to pressurized fluid from a control source. Additionally, a third pressure responsive surface area is defined on the valve spool and is selectively subject to pressurized fluid from one of the main pressure source and the control source. A sleeve is slidably disposed within the stepped bore, the sleeve being operable to selectively distribute pressurized fluid from one of the main pressure source and the control source to the third pressure responsive surface area to effect a change in pressure gain of the pressure regulator valve.
    • 提供了一种压力调节阀,其具有可滑动地设置在由阀体限定的阶梯孔内的阀芯。 第一压力响应表面区域限定在阀芯上,并且受到来自主压力源的加压流体的影响。 第二压力响应表面积被限定在阀芯上并且受到来自控制源的加压流体的影响。 此外,第三压力响应表面区域被限定在阀芯上,并且选择性地经受来自主压力源和控制源中的一个的加压流体。 套筒可滑动地设置在阶梯孔内,套筒可操作以选择性地将加压流体从主压力源和控制源之一分配到第三压力响应表面区域,以实现压力调节阀的压力增益的变化。
    • 9. 发明授权
    • Regulator valve assembly for a torque converter
    • 用于变矩器的调压阀组件
    • US5319949A
    • 1994-06-14
    • US902153
    • 1992-06-22
    • Charles F. LongDennis M. CookePhillip F. McCauley
    • Charles F. LongDennis M. CookePhillip F. McCauley
    • F16H41/30F16H61/14F16H61/64F16D33/02F16D33/06
    • F16H41/30F16H61/14F16H61/64
    • A regulator valve assembly adapted to be used in conjunction with a torque converter in a vehicular transmission having a pressurized hydraulic distribution system, a cooling system and a torque converter. The regulator valve assembly has a stepped valve chamber to receive a spool valve member for axial translation. The spool valve member defines first, second, third and fourth subchambers within the stepped valve chamber. Axial translation of the valve member effects selective communication between the subchambers. A first land on the spool valve member is interposed between the first and second subchambers. A second land is interposed between the second and third subchambers. A third land is interposed between the third and fourth subchambers, and a fourth land is exposed to the fourth subchamber. A first outlet communicates with the first subchamber. A first inlet and a second outlet communicate with the second subchamber. A second inlet and third outlet communicate with the third subchamber. A third inlet port communicates with the fourth subchamber. The first land exposes a projected area to the second subchamber that is less than the projected area that the second land exposes to the second subchamber. Translation of the spool valve member controls communication between the second and third subchambers as well as between the second and third subchambers. A spring biases the spool valve member in a direction to preclude communication between the first and second subchambers.
    • 一种调节阀组件,适于与具有加压液压分配系统,冷却系统和变矩器的车辆变速器中的变矩器一起使用。 调节阀组件具有阶梯式阀室以接收用于轴向平移的滑阀构件。 滑阀构件限定阶梯式阀室内的第一,第二,第三和第四子室。 阀门构件的轴向平移影响了副室之间的选择性通讯。 滑阀构件上的第一焊盘插入在第一和第二子室之间。 在第二和第三子房之间插入第二块土地。 在第三和第四子房之间插入第三个地面,第四个地面露出第四个子房。 第一个出口与第一个子室通信。 第一入口和第二出口与第二子室连通。 第二入口和第三出口与第三子室连通。 第三入口端口与第四子室连通。 第一个地面将第二个小室的投影面积暴露于小于第二个地面暴露于第二个小室的预计面积。 滑阀构件的翻译控制第二和第三子室之间以及第二和第三子室之间的连通。 弹簧沿着阻止第一和第二子室之间的连通的方向偏压滑阀构件。