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    • 2. 发明公开
    • Rotary transmission
    • Rotationsgetriebe。
    • EP0042677A1
    • 1981-12-30
    • EP81302420.5
    • 1981-06-02
    • AUTOMOTIVE PRODUCTS PUBLIC LIMITED COMPANY
    • Webster, Henry GeorgeParsons, David
    • F16H47/06
    • F16H3/006F16H47/06
    • A rotary power transmission has a set of gear trains (A-D) providing a series of increasing speed ratios and two clutches (17,18) independently operable to provide alternative drive paths through the gear trains between an input (11) and an output (19), the clutches are alternately engageable to drive sequential ratios of the set. A fluid coupling (12) is provided to drive the transmission at one side of the set of gear trains and a drive member (14) for the clutches (17,18) at the other side of the set. A third clutch (16) can be provided to directly connect the input shaft (11) and drive member (14).
    • 旋转动力传动装置具有提供一系列增加速度比的一组齿轮系(AD)和两个离合器(17,18),该离合器独立地可操作以提供通过输入(11)和输出(19)之间的齿轮系的备选驱动路径 ),离合器可交替地接合以驱动该组的顺序比。 提供流体联接器(12)以驱动该组齿轮系的一侧的变速器和用于该组的另一侧的离合器(17,18)的驱动构件(14)。 第三离合器(16)可以设置成C直接连接输入轴(11)和驱动构件(14)。
    • 6. 发明公开
    • Transmission control system
    • BetrietigungssystemfürGetriebe。
    • EP0120617A1
    • 1984-10-03
    • EP84301303.8
    • 1984-02-28
    • AUTOMOTIVE PRODUCTS PUBLIC LIMITED COMPANY
    • Young, Alastair JohnParsons, David
    • F16H5/78
    • F16H61/0206F16H61/0286F16H61/688F16H2061/1232F16H2306/00
    • Electro-hydraulic control system for an automatic power transmission providing forward ratios, neutral and reverse gear ratio in which forward ratio changes are effected under power by releasing one clutch (12 or 13) interconnecting the transmission input and output through one engaged gearset simultaneously with engaging another clutch (13 or 12 respectively) interconnecting the input and output through another engaged gearset. The control system comprises five hydraulic gear actuators (GA1, GA2, GA3, GA4, GAR) each for engaging and disengaging a separate gearset and three electro-hydraulic valves (A,B,C) for controlling the supply of hydraulic fluid from a pump (PP) to the hydraulic gear actuators in response to ratio selection signals derived in an electronic control system (EC). A manually operable mode selector valve (MV) is arranged to supply the electrohydraulic valves with fluid under pressure from pump (PP) when a driving mode is selected thereby but to cut off fluid pressure supply from the electro-hydraulic valves when a non-driving mode such as neutral is selected. Reverse gear actuator (GAR) and first gear actuator (GA1) are selected by the same ratio selection signals (A=0, B=1,C=1,) and pressure is distributed to the appropriate one of these gear selectors through the mode selector valve in dependence on whether a forward driving mode or reverse is selected thereby.
    • 用于自动变速器的电液控制系统,通过释放一个离合器(12或13),通过一个啮合齿轮组将变速器输入和输出互相连接,同时进行啮合 另一个离合器(13或12分别)通过另一个啮合的齿轮组互连输入和输出。 控制系统包括五个液压齿轮致动器(GA1,GA2,GA3,GA4,GAR),用于接合和分离单独的齿轮组和三个电动液压阀(A,B,C),用于控制来自泵的液压流体的供应 (PP)响应于在电子控制系统(EC)中导出的比例选择信号到液压齿轮致动器。 手动操作的模式选择阀(MV)被布置成当选择驱动模式时向电液阀提供来自泵(PP)的压力下的流体,但是当非驱动时切断来自电动液压阀的流体压力供应 选择中性点模式。 通过相同的比例选择信号(A = 0,B = 1,C = 1)选择反向齿轮执行器(GAR)和第一档位执行器(GA1),通过该模式将压力分配到这些齿轮选择器中适当的一个 选择阀根据是否选择正向驱动模式或反向。