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    • 93. 发明申请
    • CONTROL APPARATUS FOR AUTOMATIC TRANSMISSION
    • 自动变速器控制装置
    • US20110125360A1
    • 2011-05-26
    • US12946429
    • 2010-11-15
    • Shigeo KARIYAYoshihide ShinsoSatoshi Takizawa
    • Shigeo KARIYAYoshihide ShinsoSatoshi Takizawa
    • F16H59/68G06F19/00
    • F16H61/12F16H2061/1232F16H2061/1268
    • An control apparatus for an automatic transmission includes: a failure shift stage setting section configured to set, to the target shift stage, a shift stage which can be attained in a state in which the one of the solenoids judged that the failure is generated is not energized; and a failure neutral state through section configured to control the solenoids at a predetermined vehicle speed or over so that the automatic transmission is brought to a neutral state, when the target shift stage is a shift stage at which the vehicle speed is suddenly decreased when the solenoids are controlled so that the automatic transmission attains the target shift stage, and to control the solenoids below the predetermined vehicle speed so that the automatic transmission attains the target shift stage.
    • 一种用于自动变速器的控制装置,包括:故障变换级设定部,被配置为在所述目标变速级中设定在所述螺线管中判断出所述故障的所述一方不是的状态下能够达到的变速级 通电 以及故障中性状态贯通部,被配置为以预定车速以上的方式控制所述螺线管,以使得所述自动变速器处于中立状态,当所述目标变速级是当所述目标变速级是所述车速突然下降的变速级时, 控制螺线管使得自动变速器达到目标换档级,并且将螺线管控制在预定车速以下,使得自动变速器达到目标变速级。
    • 97. 发明申请
    • Diagnostic system for automatic transmission
    • 自动变速器诊断系统
    • US20090157251A1
    • 2009-06-18
    • US12308229
    • 2007-07-31
    • Kenji NiwaToshio SugimuraMasayasu Mizobuchi
    • Kenji NiwaToshio SugimuraMasayasu Mizobuchi
    • F16H61/12
    • F16H61/12F16H61/686F16H2061/1208F16H2061/1268F16H2200/0052F16H2200/201F16H2200/2051
    • A diagnostic system for an automatic transmission is provided in which a microcomputer determines that torque that can drive the driving wheels of the vehicle is not transmitted to an output shaft of the automatic transmission when the vehicle is stopped and the ignition key is operated to the OFF position, and performs forced energization of solenoids of solenoid valves associated with respective friction devices of the transmission, while monitoring current passing through the solenoid valves. If the current monitored does not match the current for energizing any of the solenoids, the microcomputer determines that the corresponding solenoid valve is at fault. Thus, the diagnostic system appropriately determines the presence of a fault of each solenoid valve for controlling the hydraulic pressure to each friction device, with increased flexibility and freedom.
    • 提供了一种用于自动变速器的诊断系统,其中微型计算机确定当车辆停止并且点火钥匙被操作到OFF时可以驱动车辆的驱动轮的扭矩不被传递到自动变速器的输出轴 并且在监视通过电磁阀的电流的同时,对与传动装置的各个摩擦装置相关联的电磁阀的螺线管进行强制通电。 如果监测到的电流与用于激励任何螺线管的电流不匹配,则微机确定相应的电磁阀故障。 因此,诊断系统适当地确定每个电磁阀的故障的存在,以便增加柔性和自由度来控制每个摩擦装置的液压。
    • 98. 发明申请
    • ABNORMAL-PERIOD AUTOMATIC SHIFT CONTROL APPARATUS OF AUTOMATED MANUAL TRANSMISSION
    • 自动手动变速器异步自动变速控制装置
    • US20090138162A1
    • 2009-05-28
    • US12254376
    • 2008-10-20
    • Makoto FUTAMURA
    • Makoto FUTAMURA
    • F16H61/12G06F17/00
    • F16H61/12F16H61/0021F16H61/682F16H61/688F16H2061/1264F16H2061/1268F16H2312/14Y10T477/69383Y10T477/69387Y10T477/69395
    • In an abnormal-period automatic shift control apparatus of an automated manual transmission (AMT), a controller includes a first state detecting section configured to detect whether the AMT is in a first state where the AMT is thrown into a shift stage during an engine starting period, and a second state detecting section configured to detect whether the AMT is in a second state where a clutch failure that an automatic clutch, employed in the AMT for engine power transmission, remains engaged undesirably, occurs. Also provided is a neutral-range-period abnormality countermeasure section configured to inhibit a supply of working oil from an engine-drive oil pump, serving as a working medium for automatic-clutch engagement-and-disengagement control and automatic gear shifting, for preventing an automotive vehicle from beginning to move, while a selected operating range is a neutral range, under a condition where the first and second states occur simultaneously.
    • 在自动手动变速器(AMT)的异常期间自动变速控制装置中,控制器包括第一状态检测部,其被配置为检测在发动机起动期间AMT是否处于AMT被投入变速级的第一状态 以及第二状态检测部,其被配置为检测AMT是否处于不期望地发生用于发动机动力传递的AMT中使用的自动离合器的离合器故障的第二状态。 还提供了一种中立量程异常对策部,其被配置为禁止作为用于自动离合器接合分离控制和自动换档的工作介质的发动机驱动油泵的工作油的供给,用于防止 一个汽车从开始移动,而选定的工作范围是一个中立的范围,在第一和第二状态同时发生的情况下。
    • 99. 发明授权
    • Electro-hydraulic control system for an electrically variable hybrid transmission
    • 电动液压控制系统,用于电动混合变速器
    • US07322899B1
    • 2008-01-29
    • US11115102
    • 2005-04-26
    • Charles F. LongMichael D. Foster
    • Charles F. LongMichael D. Foster
    • F16H31/00
    • F16H61/12F16H61/0206F16H61/686F16H2061/1232F16H2061/1268
    • A powertrain has an electrically variable hybrid transmission having an electro-hydraulic control system, plurality of electrical power units, and a plurality of torque transmitting mechanisms selectively engageable by the electro-hydraulic control system to provide four forward speed ranges, a neutral condition, an electric low and high speed mode, an electrically variable low and high speed mode, and a hill hold mode. The electro-hydraulic control system permits operation in the electrically variable low mode of operation if the electrical power is interrupted when the powertrain is operating in the first forward range, electric low speed mode, electrically variable low speed mode, and hill hold mode. Additionally, the system permits operation in the electrically variable high speed mode of operation if the electrical power is interrupted when the powertrain is operating in the second through fourth forward range, electric high speed mode, and electrically variable high speed mode.
    • 动力系具有电动混合变速器,其具有电液控制系统,多个电力单元以及可由电液控制系统选择性地接合的多个扭矩传递机构,以提供四个前进速度范围,中立状态, 电动低速和高速模式,电可变低速和高速模式以及坡道保持模式。 电动液压控制系统允许在动力系在第一前进档,电低速模式,电可变低速模式和坡道保持模式下操作时中断电力可操作的电动可变低操作模式。 另外,如果动力系在第二到第四前进范围,电动高速模式和电动高速模式下工作时,如果电力中断,则该系统允许在电气可变的高速运行模式中进行操作。
    • 100. 发明申请
    • Non-feedback type load current controller
    • 非反馈型负载电流控制器
    • US20070030068A1
    • 2007-02-08
    • US11355176
    • 2006-02-16
    • Masao MotonobuShuuiti MatsumotoOsamu NishizawaTetsushi Watanabe
    • Masao MotonobuShuuiti MatsumotoOsamu NishizawaTetsushi Watanabe
    • H03F3/45
    • F16H61/12F16H2061/1208F16H2061/1268F16H2061/1292
    • An electrical load is supplied with power from a driving power source, and a microprocessor (CPU) controls the opening/closing current supply rate (duty factor) of an opening/closing element in accordance with target current and driving power source voltage so that open loop control is carried out to achieve predetermined target current. The voltage between both the ends of a current detecting resistor connected to the ground side of the opening/closing element is input as a monitoring voltage from a current detecting amplifying circuit portion through a multichannel AD converter to CPU. When the error between the comparison target voltage corresponding to the target current and the monitoring voltage is above a first permissible error, CPU judges that there is an abnormality sign, and if the error is above a larger second permissible error, CPU judges that there is appearing abnormality. Accordingly, an abnormality sign of a semi-wire-breaking/semi-short-circuit state of the electrical load can be sensed, and abnormality notification can be carried out.
    • 电力负载由驱动电源供电,微处理器(CPU)根据目标电流和驱动电源电压来控制开闭元件的开/关电流供给率(占空因数),使得开路 进行环路控制以实现预定的目标电流。 连接到开关元件的接地侧的电流检测电阻的两端之间的电压作为监视电压从电流检测放大电路部分通过多通道AD转换器输入到CPU。 当对应于目标电流的比较目标电压与监视电压之间的误差高于第一容许误差时,CPU判断出有异常信号,如果误差高于较大的第二容许误差,则CPU会判断有 出现异常。 因此,可以感测出电负载的半断线/半短路状态的异常符号,并且可以进行异常通知。