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    Actuating oil pressure control system for torque converter automatic transmission
    3.
    发明授权
    Actuating oil pressure control system for torque converter automatic transmission 失效
    用于扭矩转换器自动变速器的油压控制系统

    公开(公告)号：US3680410A

    公开(公告)日：1972-08-01

    申请号：US3680410D

    申请日：1970-08-11

    申请人： TOYOTA MOTOR CO LTD ,  NIPPON DENSO CO

    发明人： SUMIYOSHI MASAHARU ,  ITO OSAMU ,  WAKAMATSU HISATO ,  KATO TAKAAKI ,  KAWAI HISASI

    IPC分类号： F16H61/00 ,  F16H61/02 ,  B60K21/00

    CPC分类号： F16H61/0021 ,  F16H2061/0255 ,  Y10T477/693964

    摘要： In a torque converter automatic transmission comprising a torque converter, a speed change gear having friction engaging means, and a hydraulic actuation circuit to supply pressure oil to the friction engaging means, an actuating oil pressure control system comprising a vehicle speed detecting circuit for generating an electrical signal corresponding to the vehicle speed, a load detecting circuit for generating an electrical signal corresponding to the vehicle loading, an operational circuit adapted to receive as the inputs thereto and operate on the output signals from said two detecting circuits in accordance with an equation so as to generate an output voltage, a sawtooth voltage having a constant period, a comparator circuit for comparing the output sawtooth voltage of the sawtooth wave generating circuit with the output voltage of the operational circuit to generate a rectangular voltage having a time width corresponding to said equation, and means for varying the actuating oil pressure of the oil under pressure supplied to the friction engaging means according to the output rectangular voltage of the comparator circuit, whereby said actuating oil pressure is controlled in accordance with variations in the time width of the output rectangular voltage of the comparator circuit.

    摘要翻译： 一种变矩器自动变速器，包括变矩器，具有摩擦接合装置的变速齿轮和用于向摩擦接合装置供给压力油的液压致动电路，包括车速检测电路，用于产生 与车辆速度相对应的电信号，用于产生对应于车辆负载的电信号的负载检测电路，适于接收作为其输入的操作电路，并根据等式对来自所述两个检测电路的输出信号进行操作 为了产生输出电压，具有恒定周期的锯齿波电压，比较电路，用于将锯齿波产生电路的输出锯齿波电压与运算电路的输出电压进行比较，以产生具有对应于所述运算电路的时间宽度的矩形电压 方程式和用于改变致动油的装置 根据比较器电路的输出矩形电压，在压力下供给到摩擦接合装置的油的精油，由此根据比较器电路的输出矩形电压的时间宽度的变化来控制所述致动油压。

    Device for controlling in a stepwise manner hydraulic pressure of working oil for use with an automatic transmission having a torque-converter
    4.
    发明授权
    Device for controlling in a stepwise manner hydraulic pressure of working oil for use with an automatic transmission having a torque-converter 失效
    用于使用具有扭矩转换器的自动变速器使用的工作油的步进式液压压力的装置

    公开(公告)号：US3640151A

    公开(公告)日：1972-02-08

    申请号：US3640151D

    申请日：1970-04-22

    申请人： TOYOTA MOTOR CO LTD ,  NIPPON DENSO CO

    发明人： SUMIYOSHI MASAHARU ,  SAKAKIBARA SHIGERU ,  ITO OSAMU ,  KATO TAKAAKI

    IPC分类号： F16H47/06 ,  F16H27/00

    CPC分类号： F16H47/06

    摘要： A device for step controlling the hydraulic pressure of working oil for an automatic transmission having a torque-converter comprising means for generating a signal representative of a slip ratio between speeds of a turbine and pump of the torqueconverter, first valve means actuated by said signal so as to be opened or closed thereby varying the working oil pressure and second valve means actuated by the oil discharged from said first valve means for setting a predetermined pressure in response to said ratio depending upon whether it is higher or lower than at least two predetermined points, thereby reducing in a stepwise manner the pressure of working oil acting upon friction engaging means of the torque-converter when said ratio is increased whereby the working oil pressure can be suitably controlled in response to a desired torque transmission by the torqueconverter.

    摘要翻译： 一种用于步进控制用于具有扭矩转换器的自动变速器的工作油的液压的装置，包括用于产生表示所述变矩器的涡轮和泵的速度之间的打滑比的信号的装置的装置，所述第一阀装置由所述 信号以便打开或关闭，从而改变工作油压力和由从所述第一阀装置排出的油致动的第二阀装置，用于根据所述比例设定预定压力，这取决于是否高于或低于至少两个 预定点，从而当所述比率增加时，逐步减小作用在扭矩转换器的摩擦接合装置上的工作油的压力，从而可以响应于扭矩转换器所需的扭矩传递来适当地控制工作油压力 。

    Automatic transmissions
    5.
    发明授权
    Automatic transmissions 失效
    自动传输

    公开(公告)号：US3572168A

    公开(公告)日：1971-03-23

    申请号：US3572168D

    申请日：1969-09-05

    申请人： NIPPON DENSO CO ,  TOYOTA MOTOR CO LTD

    发明人： SHIRAI TAKEAKI ,  SAKAKIBARA SHIGERU ,  NOGUCHI MASAAKI ,  SUMIYOSHI MASAHARU

    IPC分类号： F16H47/08 ,  F16H5/42

    CPC分类号： F16H47/08 ,  Y10T477/6347 ,  Y10T477/693635

    摘要： THE PRESENT INVENTION RELATES TO A SYSTEM INCLUDING COMPUTER ACTIVATED SIGNALS FOR CONTROLLING THE ACTIVATION IN A VEHICLE OF AN AUTOMATIC TRANSMISSION INCORPORATING A HYDRAULIC TORQUE CONVERTER, A GEAR TRANSMISSION UNIT AND FRICTION ENGAGING MEANS FOR SELECTING THE APPROPRIATE GEAR OF THE GEAR TRANSMISSION UNIT WHICH IS TO BE ACTIVATED BY FLUID UNDER PRESSURE, CHARACTERIZED BY THE UTILIZATION OF A SLIP RATIO COMPUTING MEANS FOR GENERATING AN ELECTRIC OUTPUT SIGNAL WHEN THE RATIO OF REVOLVING VELOCITY OF THE OUTPUT SHAFT OF THE VEHICLE ENGINE (INPUT SHAFT OF THE HYDRAULIC TORQUE CONVERTER) TO THE REVOLVOMG VELOCITY OF THE OUTPUT SHAFT OF THE TORQUE CONVERTER OR THE POWER DRIVEN SHAFT OF THE GEAR UNIT REACHES OR IS WITHIN A PREDETERMINED VALUE.

    Oil pressure controlling device for automatic transmission with hydraulic torque converter
    6.
    发明授权
    Oil pressure controlling device for automatic transmission with hydraulic torque converter 失效
    液压变矩器自动变速器油压控制装置

    公开(公告)号：US3667322A

    公开(公告)日：1972-06-06

    申请号：US3667322D

    申请日：1970-07-09

    申请人： MASAAKI NOGUCHI ,  MASAHARU SUMIYOSHI ,  SHIGERU SAKAKIBARA ,  OSAMU ITO ,  TAKAAKI KATO ,  TOYOTA MOTOR CO LTD ,  NIPPON DENSO CO

    发明人： NOGUCHI MASAAKI ,  SUMIYOSHI MASAHARU ,  SAKAKIBARA SHIGERU ,  ITO OSAMU ,  KATO TAKAAKI

    IPC分类号： F16H47/06 ,  B60K23/00 ,  F16H5/42

    CPC分类号： F16H47/06 ,  Y10T477/633

    摘要： An oil pressure control system is provided in relation to an automatic transmission for vehicles composed of a hydraulic torque converter pump, a hydraulic torque converter turbine, a gear transmission unit incorporating gears and frictionally engaging means, and an oil pressure operating circuit for controlling the engagement and disengagement of the aforesaid frictionally engaging means, said circuit incorporating a constant pressure valve for maintaining the operation oil pressure in such circuit at a predetermined value, an electronically controlled actuator, and an actuating valve for changing the predetermined value of the constant pressure valve by energizing or de-energizing the actuator. A computer circuit is provided for controlling the activation of said actuator through the medium of delivery thereto of, respectively, a signal in accordance with the number of revolutions of the output shaft of the gear transmission and a signal in accordance with the number of revolutions of the hydraulic torque converter turbine shaft.

    摘要翻译： 提供了一种相对于由液压变矩器泵，液压变矩器涡轮，包括齿轮和摩擦接合装置的齿轮传动单元组成的车辆的自动变速器和用于控制接合的油压操作电路的油压控制系统 以及上述摩擦接合装置的分离，所述电路包括用于将这种电路中的操作油压保持在预定值的恒压阀，电子控制致动器和用于通过以下方式改变恒压阀的预定值的致动阀： 使致动器通电或断电。 提供了一种计算机电路，用于根据传动装置的输出轴的转数和根据转速的信号分别输入信号的控制介质来控制所述致动器的启动， 液压变矩器涡轮轴。

    Automatic transmission effective for changing speed by brake pressure
    8.
    发明授权
    Automatic transmission effective for changing speed by brake pressure 失效
    自动变速器通过制动压力来改变转速

    公开(公告)号：US3700079A

    公开(公告)日：1972-10-24

    申请号：US3700079D

    申请日：1970-05-14

    申请人： NIPPON DENSO CO ,  TOYOTA MOTOR CO LTD

    发明人： SHIRAI TAKEAKI ,  SAKAKIBARA SHIGERU ,  NOGUCHI MASAAKI ,  SUMIYOSHI MASAHARU

    IPC分类号： F16H47/08 ,  F16H57/10 ,  B60K29/02

    CPC分类号： F16H47/08

    摘要： The automatic transmission system incorporates a hydraulic torque converter (which with its associated torque activated elements is hereinafter referred to as torcon). The aforesaid associated mechanisms or elements comprising a hydraulic torque converter pump, a hydraulic torque turbine, an associated multiple gear assembly, a friction engaging means for activating the appropriate elements of the speed change gearing of the multiple gear assembly and an oil pressure operation circuit, the same being effectuated by a signal generated by a brake pressure detector, the aforesaid mechanisms, assemblies and oil pressure operation circuit being activated electrically, or mechanically.

    摘要翻译： 自动变速器系统包括液压变矩器（其相关联的转矩激励元件在下文中称为torcon）。 上述相关联的机构或元件包括液压变矩器泵，液压扭矩涡轮机，相关联的多齿轮组件，用于启动多齿轮组件的变速齿轮传动装置的适当元件的摩擦接合装置和油压运行电路， 同样地由制动压力检测器产生的信号实现，上述机构，组件和油压操作电路被电气或机械地启动。

    Universal joint of uniform speed
    9.
    发明授权
    Universal joint of uniform speed 失效
    通用联合速度

    公开(公告)号：US3553979A

    公开(公告)日：1971-01-12

    申请号：US3553979D

    申请日：1968-12-06

    申请人： TOYOTA MOTOR CO LTD ,  AISIN SEIKI

    发明人： NOGUCHI MASAAKI ,  SAKAKIBARA SHIGERU ,  SUMIYOSHI MASAHARU

    IPC分类号： F16D3/2233 ,  F16D3/224 ,  F16D3/30

    CPC分类号： F16D3/2233 ,  F16D3/224 ,  F16D2003/22303 ,  F16D2003/22309 ,  Y10S464/906

    摘要： THE PRESENT INVENTION PROVIDES A UNIVERSAL JOINT OF UNIFORM SPEED FOR TRANSMITTING A TORQUE FROM AN INPUT SHAFT TO AN OUTPUT SHAFT BY USING BALLS COMPRISING MERIDIAN FORM RING GROOVES ON A SPHERICAL INNER SURFACE OF A BOWL SHAPED OUTER MEMBER OF AN INPUT SHAFT AND A SPHERICAL OUTER SURFACE OF A SPHERICAL INNER MEMBER, RESPECTIVELY, SAID GROOVES BEING COAXIAL, A ROW OF LARGE DIAMETER BALLS FITTING WITH SAID RESPECTIVE RING GROOVES, THROUGH WHICH THE TORQUE IS TRANSMITTED, A RETAINER PROVIDED BETWEEN SAID INNER AND OUTER MEMBERS FOR DETERMINING THE POSITIONS OF SAID BALLS, SMALL DIAMETER GUIDE BALLS ARE PROVIDED INTERMEDIATE SAID LARGE DIAMETER BALLS FOR DETERMINING BISECTING PLANE OF THE PIVOTING ANGLE.