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    • 2. 发明授权
    • Range switchover apparatus for automatic transmission
    • 自动变速器范围切换装置
    • US06546348B2
    • 2003-04-08
    • US09740055
    • 2000-12-20
    • Muneo KusafukaYoshitaka MuraseHirotoshi EishimaKazuo TakemotoNaoki Ohkoshi
    • Muneo KusafukaYoshitaka MuraseHirotoshi EishimaKazuo TakemotoNaoki Ohkoshi
    • G01C1738
    • F16H61/32F16H59/08
    • A range switchover apparatus includes a range switchover means operating device capable of switching over a switchover means, which switches over a shift range, among respective shift positions, a drive motor for driving the range switchover means operating device, a measuring device for measuring a time, during which the drive motor causes the range switchover means operating device to switch over between predetermined shift positions, a rotation control device for controlling the rotational speed of the drive motor, a correcting device for correcting the rotational speed by the rotation control device so that when a time measured by the measuring device differs from a target time in a predetermined range, the measured time becomes the target time, and a storage device for storing the rotational speed corrected by the correcting device. The range switchover apparatus prevents a change in rotational speed due to long term change from being generated in a motor for driving a switchover means in an automatic transmission.
    • 一种量程切换装置,包括:范围切换装置,能够切换在各个换档位置之间切换变速范围的切换装置的驱动装置,用于驱动所述切换装置的操作装置的驱动马达;测量装置, 其中驱动电动机使范围切换装置操作装置在预定的换档位置之间切换,用于控制驱动电动机的转速的旋转控制装置,用于通过旋转控制装置校正转速的校正装置,使得 当由测量装置测量的时间与预定范围内的目标时间不同时,测量时间成为目标时间,以及用于存储由校正装置校正的旋转速度的存储装置。 范围切换装置防止由于在自动变速器中驱动切换装置的电动机中产生长期变化而导致的转速变化。
    • 3. 发明授权
    • Range switchover apparatus for automatic transmission
    • 自动变速器范围切换装置
    • US06589133B2
    • 2003-07-08
    • US09750488
    • 2000-12-20
    • Muneo KusafukaYoshitaka MuraseHirotoshi EishimaKazuo TakemotoNaoki Ohkoshi
    • Muneo KusafukaYoshitaka MuraseHirotoshi EishimaKazuo TakemotoNaoki Ohkoshi
    • F16H5972
    • F16H61/32F16H59/08F16H2061/326Y10T74/19251Y10T477/65Y10T477/653
    • A range switchover apparatus includes a detent mechanism for holding in respective shift positions a range switchover operating unit capable of switching over a switchover device, which switches over a shift range, among respective shift positions, a driving force stopping unit for preventing a driving force from the drive motor from being transmitted to the range switchover operating unit, a stoppage controlling unit adapted to detect a position of the range switchover operating unit to control the driving force stopping unit so as to hold the range switchover operating unit in a predetermined shift position of the detent mechanism, an environment detecting unit for detecting an environment of the drive motor, and a rotation controlling unit for controlling the drive motor at a predetermined rotational speed in response to a state of the environment detected by the environment detecting unit. The range switchover apparatus enables sure performance of the switchover of the switchover device of an automatic transmission.
    • 一种范围切换装置,包括:止动机构,用于在各个换档位置保持能够切换切换装置的范围切换操作单元,该切换装置在各个换档位置之间切换换档范围;用于防止驱动力的驱动力停止单元 所述驱动马达被传送到所述切换操作单元;停止控制单元,其适于检测所述范围切换操作单元的位置,以控制所述驱动力停止单元,以将所述范围切换操作单元保持在预定的换档位置 所述制动机构,用于检测所述驱动电动机的环境的环境检测单元,以及用于响应于由所述环境检测单元检测到的所述环境的状态以预定转速控制所述驱动电动机的旋转控制单元。 范围切换装置能够确保自动变速器的切换装置的切换性能。
    • 6. 发明授权
    • Slip control system for torque converter of automatic transmission
    • 自动变速器变矩器滑动控制系统
    • US5105926A
    • 1992-04-21
    • US758487
    • 1991-09-09
    • Hiroshi YoshimuraTakuji FujiwaraKozo IshiiKazuo Takemoto
    • Hiroshi YoshimuraTakuji FujiwaraKozo IshiiKazuo Takemoto
    • F16H61/14
    • F16H61/143F16H2061/145Y10T477/653Y10T477/735Y10T477/78
    • A slip control system for a torque converter of an automatic transmission includes lock-up clutch device provided in a torque converter for connecting an input and output members of the torque converter directly. A torque detecting device detects a transmitted torque introduced into the output member of the torque converter, a speed difference setting device sets a target value of a rotation speed difference between the input and output members, a pressure difference control device controls a pressure difference between a releasing chamber and an engaging chamber of the lock-up clutch device, based on a predetermined relationship between the input torque and the speed difference so as to accomplish the target value of the speed difference, and a speed difference detecting device detects an actual speed difference between the input and output members. In a preferred embodiment of the invention, a compensatng device compensates the target value of the speed difference set by the speed difference setting device based on a deviation between the actual and target speed difference. A responsive slip control, therefore, can be accomplished.
    • 用于自动变速器的变矩器的滑动控制系统包括设置在用于直接连接变矩器的输入和输出构件的变矩器中的锁止离合器装置。 扭矩检测装置检测引入到变矩器的输出部件的传递转矩,速度差设定装置设定输入部件和输出部件之间的转速差的目标值,压力差控制装置控制压力差 基于所述输入转矩和所述速度差之间的预定关系来实现所述速度差的目标值,并且速度差检测装置检测所述锁定离合器装置的实际速度差 在输入和输出成员之间。 在本发明的优选实施例中,补偿装置基于实际速度差和目标速度差之间的偏差补偿由速度差设定装置设定的速度差的目标值。 因此,可以实现响应滑移控制。
    • 9. 发明授权
    • Control systems for vehicle engines coupled with automatic transmissions
    • 车辆发动机的控制系统与自动变速器相结合
    • US5091854A
    • 1992-02-25
    • US356451
    • 1989-05-23
    • Hiroshi YoshimuraKeiji BotaKazuo TakemotoFumiaki Baba
    • Hiroshi YoshimuraKeiji BotaKazuo TakemotoFumiaki Baba
    • B60W10/06B60W30/18F02D41/04F16H61/04F16H63/40
    • B60W10/06B60W10/04B60W10/11B60W10/115B60W30/18B60W30/1819F16H61/0437F16H63/502Y10T477/677
    • A control system for a vehicle engine coupled with an automatic transmission, which comprises a detecting portion for detecting a condition of speed change operation in the automatic transmission, a speed sensor for detecting engine speed or turbine speed in the automatic transmission, a first period determining portion for determing a first period of time, in which the speed change operation is to be carried out, by calculation based on the speed detected by the speed sensor, a second period determining portion for determining a second period of time, in which the speed change operation is to be carried out, in accordance with a predetermined lapse of time after the condition of the speed change operation is selected, and a torque control portion operative to vary torque produced by the vehicle engine to suppress torque shock resulting from the speed change operation during the first period of time when a condition of shifting-up operation is detected by the detecting portion and to vary the torque so as to suppress torque shock resulting from the speed change operation during the second period of time when a condition of predetermined shifting-down operation is detected by the detecting portion.
    • 一种与自动变速器连接的车辆发动机的控制系统,包括用于检测自动变速器中的变速操作的状态的检测部分,用于检测自动变速器中的发动机转速或涡轮转速的速度传感器,第一时段确定 用于通过基于由速度传感器检测的速度的计算来确定要进行变速操作的第一时间段的部分,用于确定第二时间段的第二时间段确定部分,其中速度 在选择变速操作的条件之后,根据预定的经过时间进行改变操作;以及转矩控制部,其操作以改变由车辆发动机产生的转矩,以抑制由速度变化引起的转矩冲击 在检测部检测出上升操作的条件的第一时间段期间的操作,v 以便在由检测部检测到预定的下降动作的条件的第二时间段期间抑制由变速操作引起的转矩冲击。
    • 10. 发明授权
    • Hydraulic control system for automatic transmission
    • 自动变速箱液压控制系统
    • US4984484A
    • 1991-01-15
    • US413972
    • 1989-09-28
    • Takuji FujiwaraHiroshi YoshimuraKozo IshiiKazuo Takemoto
    • Takuji FujiwaraHiroshi YoshimuraKozo IshiiKazuo Takemoto
    • F16H61/00F16H59/08F16H59/24F16H59/38F16H59/44F16H61/02F16H61/04F16H61/06
    • F16H61/0206F16H61/061F16H2059/082F16H2059/385F16H2061/044F16H2312/02F16H59/24F16H59/44Y10T477/6939Y10T477/69398
    • An automatic transmission of a vehicle has a transmission gear mechanism having at least a lower gear-speed and a higher gear-speed, and first and second friction coupling members which are applied or released by hydraulic pressures applied thereto. The first friction coupling member is kept applied when the transmission is in the lower gear-speed and the second friction coupling member is kept applied when the transmission is in the higher gear-speed. A control system for the automatic transmission has a hydraulic control circuit which controls the hydraulic pressure applied to the respective friction coupling members, thereby changing the condition of application of the friction coupling members and causing the automatic transmission to shift, and a control unit which controls the hydraulic control circuit according to the running condition of the vehicle. The control unit normally makes lower the hydraulic pressure applied to the second friction coupling member when it is kept applied than that applied to the first friction coupling member when it is kept applied by a predetermined value. When the vehicle is starting with the transmission in the higher gear-speed, the control unit inhibits itself from making lower the hydraulic pressure applied to the second friction coupling member when it is kept applied than that applied to the first friction coupling member when it is kept applied.
    • 车辆的自动变速器具有至少具有较低档速和较高档速的变速齿轮机构,以及通过施加在其上的液压施加或释放的第一和第二摩擦联接构件。 当变速箱处于较低档速时,第一摩擦联接构件被保持施加,并且当变速器处于较高档位速度时,第二摩擦联接构件被保持施加。 用于自动变速器的控制系统具有液压控制回路,该液压控制回路控制施加到各摩擦联接构件的液压,从而改变摩擦联接构件的施加状态并使自动变速器移动;控制单元,其控制 液压控制回路根据车辆的运行状态。 当保持施加时,控制单元通常降低施加到第二摩擦联接构件的液压,而不是施加到第一摩擦联接构件上时施加到预定值的液压。 当车辆以更高的档速开始变速器时,控制单元在其被保持施加时施加于第二摩擦联接构件时的液压降低了当施加到第二摩擦联接构件时的液压 保持应用。