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    • 2. 发明授权
    • Torque transmission unit
    • 扭矩传动单元
    • US08827062B2
    • 2014-09-09
    • US13192598
    • 2011-07-28
    • Johannes Quehenberger
    • Johannes Quehenberger
    • F16D48/02F16D25/0638
    • F16D25/0638F16D48/02F16D2048/0212F16D2048/0251
    • A torque transmission unit having a friction clutch and a hydraulic actuation system. The hydraulic actuation system includes a stepped piston unit having a stepped piston which has a first piston section movable in a first pressure space and a second piston section movable in a second pressure space. The first pressure space and a portion of the second pressure space can be brought into fluid communication by means of an overflow line based on a position of the first piston section. The hydraulic actuation system also includes an actuation piston unit having an actuation piston that cooperates with the friction clutch. A third pressure space is associated with the actuation piston and is in fluid communication with the second pressure space via a pressure line.
    • 具有摩擦离合器和液压驱动系统的扭矩传递单元。 液压致动系统包括具有阶梯式活塞的阶梯式活塞单元,其具有可在第一压力空间中移动的第一活塞部分和在第二压力空间中可移动的第二活塞部分。 第一压力空间和第二压力空间的一部分可以通过基于第一活塞部分的位置的溢流管线流体连通。 液压致动系统还包括具有与摩擦离合器配合的致动活塞的致动活塞单元。 第三压力空间与致动活塞相关联并且经由压力管线与第二压力空间流体连通。
    • 3. 发明授权
    • Ratio valve to control unloading of modulating relief valve
    • 比例阀控制调压溢流阀的卸载
    • US4751866A
    • 1988-06-21
    • US914974
    • 1986-10-03
    • William W. Blake
    • William W. Blake
    • F02M61/18F01B3/00F02M61/16F16D48/02F16H63/02F16H63/12F16D19/00
    • F16D48/0206F02M61/166F02M61/168F02M61/18F16D48/02F16D48/04F16D2048/0224F16D2048/0251F16D2048/0272Y10T29/49306Y10T29/49432
    • Fluid systems for controlling clutch engagement normally have modulating pressure relief valves to aid in smooth clutch engagement. It is also desired in such systems to ensure that the system pressure is reduced to a low level so that the load piston is fully reset prior to initial engagement of the newly filled clutch. In this arrangement, in order to ensure that the load piston is fully reset, a mechanism is provided which establishes a ratio between the pressure of the fluid being directed to the clutch and the pressure of the fluid acting on the load piston of the modulating pressure relief valve so that the pressurized fluid acting on the load piston during the filling of the clutch is vented to the reservoir to reset the load piston even though the pressure of the fluid available to the clutch is still at a higher pressure level. The ratio valve mechanism is located within the valve spool of the modulating pressure relief valve thus providing a simple and compact valve mechanism which reduces the total system size and further eliminates additional conduits and/or lines.
    • 用于控制离合器接合的流体系统通常具有调节压力释放阀,以帮助平稳的离合器接合。 在这种系统中,也希望确保系统压力降低到低水平,使得在新填充的离合器的初始接合之前,负载活塞被完全复位。 在这种布置中,为了确保负载活塞被完全复位,提供了一种机构,其建立了被引导到离合器的流体的压力与作用在负载活塞上的调节压力的流体的压力之间的比率 使得在填充离合器期间作用在负载活塞上的加压流体被排放到储存器以重置负载活塞,即使可用于离合器的流体的压力仍处于较高的压力水平。 比例阀机构位于调节泄压阀的阀芯内,从而提供简单紧凑的阀机构,其减小总体系尺寸并进一步消除额外的管道和/或管线。
    • 4. 发明申请
    • ADD-ON AUTOMATIC CLUTCH DEVICE
    • ADD-ON自动离合器
    • US20160040731A1
    • 2016-02-11
    • US14781868
    • 2014-04-02
    • OSAMU-FACTORY CO., LTD.
    • Osamu FukunagaKen TsukumaYoshikazu Morita
    • F16D48/02F16D29/00
    • F16D48/02F16D29/005F16D48/066F16D2048/0251F16D2048/0254F16D2500/00F16D2500/1026F16D2500/1082F16D2500/31413F16D2500/31466F16D2500/525
    • This add-on automatic clutch device is to be added onto a vehicle having manual transmission and a clutch, and includes: a first hydraulic pipe having one end connected to a clutch master cylinder unit of the vehicle; a second hydraulic pipe having one end connected to a clutch release cylinder unit of the vehicle; a cylinder having a first port connected to the other end of the first hydraulic pipe and a second port connected to the other end of the second hydraulic pipe; a piston provided in the cylinder so as to be able to move back and forth; and a motor that generates drive power to cause the piston to move back and forth. A first port and a second port are disposed such that when the piston reaches the bottom dead center, oil can flow between the first hydraulic pipe and the second hydraulic pipe by the first port and the second port being connected through the cylinder.
    • 该附加自动离合器装置将被添加到具有手动变速器和离合器的车辆上,并且包括:第一液压管,其一端连接到车辆的离合器主缸单元; 第二液压管,其一端连接到车辆的离合器释放气缸单元; 具有连接到第一液压管的另一端的第一端口和连接到第二液压管的另一端的第二端口的气缸; 设置在气缸中以能够前后移动的活塞; 以及产生驱动力以使活塞前后移动的电动机。 第一端口和第二端口布置成使得当活塞到达下止点时,油可以通过第一端口在第一液压管和第二液压管之间流动,并且第二端口通过缸连接。
    • 6. 发明申请
    • Self bleeding system
    • 自我出血系统
    • US20060065509A1
    • 2006-03-30
    • US11229194
    • 2005-09-16
    • Larry Pritchard
    • Larry Pritchard
    • F16D25/0638F16D25/12
    • F16D48/02F16D25/0638F16D25/12F16D2048/0212F16D2048/0221F16D2048/0251F16D2048/0263F16D2500/1024
    • The present invention is directed to a self-bleed mechanism for a hydraulic system comprising a clutch pack hydraulically actuated by one or more fluid passageways; an elongated cylinder operably connected to the fluid passageways; a piston slidably disposed in the elongated cylinder where the piston controls actuation of the clutch pack by sliding in the elongated cylinder; and a valve connected to the elongated cylinder, wherein air inside of the elongated cylinder is vented through the valve. The valve is a check valve which vents to the general sump and includes a ball which rests in a tapered valve seat, and the ball is held in place with a spring. The piston has a nozzle on an end that unseats said check valve.
    • 本发明涉及一种用于液压系统的自动排放机构,其包括由一个或多个流体通道液压致动的离合器组件; 可操作地连接到流体通道的细长圆筒; 活塞可滑动地设置在细长气缸中,活塞通过在细长气缸中滑动来控制离合器组件的致动; 以及连接到所述细长气缸的阀,其中所述细长气缸内的空气通过所述阀排出。 该阀是止回阀,其通向一般的油底壳并且包括搁置在锥形阀座中的球,并且球用弹簧保持在适当的位置。 活塞在一端具有一个喷嘴,该喷嘴不支撑所述止回阀。
    • 10. 发明申请
    • TORQUE TRANSMISSION UNIT
    • 扭矩传动单元
    • US20120031725A1
    • 2012-02-09
    • US13192598
    • 2011-07-28
    • Johannes Quehenberger
    • Johannes Quehenberger
    • F16D25/0638F16D25/06F16D13/52
    • F16D25/0638F16D48/02F16D2048/0212F16D2048/0251
    • A torque transmission unit having a friction clutch and a hydraulic actuation system. The hydraulic actuation system includes a stepped piston unit having a stepped piston which has a first piston section movable in a first pressure space and a second piston section movable in a second pressure space. The first pressure space and a portion of the second pressure space can be brought into fluid communication by means of an overflow line based on a position of the first piston section. The hydraulic actuation system also includes an actuation piston unit having an actuation piston that cooperates with the friction clutch. A third pressure space is associated with the actuation piston and is in fluid communication with the second pressure space via a pressure line.
    • 具有摩擦离合器和液压驱动系统的扭矩传递单元。 液压致动系统包括具有阶梯式活塞的阶梯式活塞单元,其具有可在第一压力空间中移动的第一活塞部分和在第二压力空间中可移动的第二活塞部分。 第一压力空间和第二压力空间的一部分可以通过基于第一活塞部分的位置的溢流管线流体连通。 液压致动系统还包括具有与摩擦离合器配合的致动活塞的致动活塞单元。 第三压力空间与致动活塞相关联并且经由压力管线与第二压力空间流体连通。