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    • 1. 发明授权
    • Method and apparatus for adaptive clutch control for a vehicle having engine start-stop functionality
    • 用于具有发动机起停功能的车辆的自适应离合器控制的方法和装置
    • US08475335B2
    • 2013-07-02
    • US13238016
    • 2011-09-21
    • Ronald F. Lochocki, Jr.Joseph J. PageSindu Sebastian
    • Ronald F. Lochocki, Jr.Joseph J. PageSindu Sebastian
    • F16H61/48
    • F16H61/0025B60W10/06B60W10/115B60W30/18018B60Y2300/18016F16H2061/0034F16H2312/14Y10T477/6333Y10T477/6347
    • A vehicle includes an engine, torque converter, transmission, accumulator, sensor, and controller. The engine is automatically restarted in response to a start signal during an engine auto-start event. The transmission has a calibrated line pressure and a plurality (n) of clutches. The (n) clutches are engaged to execute the engine auto-start event. The accumulator delivers fluid under pressure to the transmission in response to the start signal. The controller controls (n−1) of the plurality (n) of clutches to the calibrated line pressure in response to detecting the start signal. The controller also modifies clutch fill parameters which control a fill sequence of the remaining clutch, i.e., the designated control clutch, as a function of a deviation of the measured turbine speed from a theoretical no-slip turbine speed. A system includes the transmission, sensor, accumulator, and controller. A method for controlling the designated clutch is also disclosed.
    • 车辆包括发动机,变矩器,变速器,蓄能器,传感器和控制器。 引擎在发动机自动启动事件期间响应起动信号自动重启。 变速器具有校准的管路压力和多个(n)个离合器。 (n)离合器被接合以执行发动机自动启动事件。 蓄能器响应于启动信号将压力下的液体输送到变速器。 响应于检测到起始信号,控制器将(n)个离合器中的(n-1)控制到校准线路压力。 控制器还修改离合器填充参数,其根据测量的涡轮速度与理论防滑涡轮机速度的偏差来控制剩余离合器(即指定的控制离合器)的填充顺序。 系统包括变速器,传感器,蓄能器和控制器。 还公开了一种用于控制指定离合器的方法。
    • 3. 发明授权
    • Automatic transmission rotating clutch with no return spring
    • 自动变速器旋转离合器,无复位弹簧
    • US06684995B1
    • 2004-02-03
    • US10228428
    • 2002-08-27
    • Joseph J. Page
    • Joseph J. Page
    • F16D250638
    • F16D25/0638
    • A clutch assembly for a transmission is configured to selectively interconnect a first rotatable member with a second rotatable member by engagement of a clutch pack. The clutch assembly includes a compensator and a piston which is axially moveable with respect to the compensator and configured to selectively abut and engage the clutch pack to interconnect the first and second rotatable members. A clutch housing encloses the piston, compensator and clutch pack. A piston cavity is formed between the housing and piston to receive fluid from a clutch apply feed orifice to actuate the piston. A compensator cavity is formed between the compensator and piston to receive fluid from a compensator feed orifice. The piston cavity and compensator cavity are configured such that fluid in the compensator cavity provides a greater centrifugal pressure force against the piston in a clutch release direction than fluid in the piston cavity provides against the piston in a clutch apply direction during rotation, thereby eliminating the need for a return spring in the compensator cavity.
    • 用于变速器的离合器组件构造成通过离合器组件的接合来选择性地将第一可旋转构件与第二可旋转构件相互连接。 离合器组件包括补偿器和活塞,其可相对于补偿器轴向移动并且构造成选择性地抵靠和接合离合器组件以使第一和第二可旋转构件互连。 离合器壳体包围活塞,补偿器和离合器组件。 在壳体和活塞之间形成活塞腔,以接收来自离合器施加进料孔的流体以致动活塞。 在补偿器和活塞之间形成补偿腔,以从补偿器进料孔接收流体。 活塞腔和补偿腔构造成使得补偿腔中的流体在离合器释放方向上比活塞中的流体提供比活塞空腔中的流体提供更大的离心压力,该活塞在旋转期间以离合器施加方向提供抵靠活塞,从而消除 需要补偿腔中的复位弹簧。