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    • 1. 发明授权
    • Automatic transmission
    • 自动变速器
    • US06561052B2
    • 2003-05-13
    • US09798984
    • 2001-03-06
    • Mitsuo KayanoRyouichi NaganumaToshimichi MinowaHiroshi OhnishiTakashi OkadaTatsuya OchiHiroshi Sakamoto
    • Mitsuo KayanoRyouichi NaganumaToshimichi MinowaHiroshi OhnishiTakashi OkadaTatsuya OchiHiroshi Sakamoto
    • F16H338
    • F16H3/12F16H2061/0407Y10T74/19233Y10T74/19242Y10T74/19251Y10T74/19284Y10T74/194
    • A mesh type automatic transmission is equipped with a plurality of shift gears arranged to rotate freely to an output shaft for providing driving force to the wheels. Cogged clutches 12, 15 engage with the output shaft. Counter shift gears corresponding to each speed are fixed to a counter shaft rotated by the rotation of an input shaft and mesh with the shift gears for performing automatic shifting by controlling engagement of one of the cogged clutches with the voluntary shift gears determined from the accelerator command value and the vehicle speed. An assist mechanism transmits rotational force of the input shaft to the output shaft via the assist shaft which rotates from the rotation of the counter shaft when no cogged clutch of the plurality of cogged clutches is engaged with any of the plurality of shift gears occurring during switching when an engaged cogged clutch of the plurality of cogged clutches is disengaged and one of the cogged clutch of the plurality of cogged clutches is to be engaged.
    • 网状自动变速器配备有多个变速齿轮,其布置成自由地旋转到输出轴,以向车轮提供驱动力。 楔形离合器12,15与输出轴接合。 对应于每个速度的反转换档被固定到通过输入轴的旋转而旋转的对中轴,并与变速齿轮啮合,用于通过控制一个齿轮离合器与从加​​速器指令确定的自主变速齿轮的啮合来进行自动换档 价值和车速。 辅助机构通过辅助轴将旋转力传递到输出轴,该辅助轴从相对轴的旋转中旋转,当多个齿槽离合器的齿轮离合器与切换期间发生的多个变速齿轮中的任一个啮合时 当多个齿槽离合器的啮合齿轮离合器脱离啮合时,多个齿槽式离合器的齿轮式离合器中的一个将被啮合。
    • 5. 发明授权
    • Control apparatus for an automatic transmission of a vehicle and method
    • 用于车辆自动变速器的控制装置和方法
    • US06438479B1
    • 2002-08-20
    • US09495907
    • 2000-02-02
    • Tatsuya OchiToshimichi MinowaHiroshi Ohnishi
    • Tatsuya OchiToshimichi MinowaHiroshi Ohnishi
    • G06F700
    • F16H61/061F16H59/141F16H59/46F16H2059/148Y10T477/63525Y10T477/639
    • An apparatus for controlling an automatic transmission of an automobile and a control method thereof. When a feedback control is executed by the automatic transmission while the speed is being changed, the control operation may often lose stability. This is due to a large deviation between a target value and a practical value at the start of the feedback control operation being caused by a change in the opening degree of the throttle and a change in the oil temperature in the automatic transmission. To solve such a technical problem, the invention employs a control apparatus which detects that the automatic transmission is changing the speed, operates the output shaft torque of the automatic transmission, recognizes a point of inflection of the output shaft torque while the speed is being changed, sets a target output shaft torque of the automatic transmission, and sets an initial target value at a moment of said point of inflection.
    • 一种用于控制汽车自动变速器的装置及其控制方法。 当速度改变时通过自动变速器执行反馈控制时,控制操作可能经常失去稳定性。 这是由于由于节气门开度的变化和自动变速器中的油温的变化而引起的反馈控制动作开始时的目标值与实际值之间的大的偏差。 为了解决这样的技术问题,本发明采用了一种控制装置,其检测到自动变速器正在改变速度,操作自动变速器的输出轴转矩,在速度改变时识别输出轴转矩的拐点 设定自动变速器的目标输出轴转矩,并且在所述拐点的瞬间设定初始目标值。
    • 10. 发明授权
    • Engine power train control method and control apparatus for a vehicle
    • 用于车辆的发动机动力传动系控制方法和控制装置
    • US06345607B1
    • 2002-02-12
    • US09702872
    • 2000-11-01
    • Naoyuki OzakiMatsuo AmanoHiroshi OhnishiToshimichi Minowa
    • Naoyuki OzakiMatsuo AmanoHiroshi OhnishiToshimichi Minowa
    • F02D4118
    • F02D43/00B60W10/04B60W10/10B60W30/1819B60W2710/0622F02D41/04F02D41/1475F02D2250/21
    • An engine power train control method and control apparatus for a vehicle having an engine and an automatic transmission is capable of quickly changing an air-fuel ratio to meet the requirements for exhaust gas without producing shocks and without reducing engine torque. An air-fuel ratio command value is varied stepwise for transition between an air-fuel ratio for lean-burn operation and a stoichiometric air-fuel ratio, and at the same time, the period following the completion of the stepwise variation of the air-fuel ratio command value, a basic fuel amount fed to the engine is varied stepwise from a value determined according to the air amount and an engine speed to a value determined according to a position of an accelerator pedal of the vehicle and the engine speed. In this way, shocks do not occur and the operability is improved, because the engine torque remains substantially constant through the air-fuel ratio transition.
    • 具有发动机和自动变速器的车辆的发动机动力传动系控制方法和控制装置能够快速改变空燃比以满足排气的要求而不产生冲击并且不降低发动机扭矩。 为了在稀燃运转的空燃比与理论空燃比之间的转变,空燃比指令值逐步变化,同时,空燃比指令值的逐步变化之后的期间, 燃料比指令值,供给发动机的基本燃料量从根据空气量和发动机转速确定的值逐步变化为根据车辆的加速踏板的位置和发动机转速确定的值。 以这种方式,由于发动机扭矩通过空燃比转换保持基本恒定,所以不会发生冲击并提高可操作性。