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    • 11. 发明授权
    • Electrically controlled valve operating system, particularly for fuel
injection
    • 电控阀操作系统,特别适用于燃油喷射
    • US4388908A
    • 1983-06-21
    • US311676
    • 1981-10-15
    • Rudolf BabitzkaWalter BeckWalter Schlagmuller
    • Rudolf BabitzkaWalter BeckWalter Schlagmuller
    • F02M51/00F02B1/04F02M47/02F02M59/36F02M59/46F02M63/00F02D1/16F02M37/04
    • F02M63/0026F02M47/027F02M59/366F02B1/04
    • To provide for extremely rapid operating conditions of the valve in an electrically controlled fuel injection system, that is, valve operation in the order of 10.sup.-5 seconds, for example, a pump (2, 62) provides pressurized fuel, and two, in push-pull operating valves (4, 64; 5, 65) are provided, in which one of the valves (4, 64) controls initiation of fuel injection, and the other one of the valves (5, 65) controls termination thereof; each one of the valves uses a spring-loaded valve element (18, 38", 38, 38'), operated by the pressure of the fuel to be injected, the valve elements being retained in a predetermined position by an electrically controlled operating unit (27, 47"; 47, 47') which has a positioning element operating in a positioning path having at least a component which is perpendicular to the operating direction of the valve element and which, as commanded by the control voltage applied thereto, clamps the valve element in a predetermined position, and thus prevents movement of the valve element even though fluid pressure is applied thereto. Preferably, the electrical control element is a stack of piezoelectric disks which, upon energizaton, expand in axial direction and press a clamping stem (26, 46"; 46, 46') the movable valve element (18, 38", 38, 38') in an operating bore of the valve unit or housing (16, 36).
    • 为了在电控燃料喷射系统中提供阀的非常快速的操作条件,即例如10-5秒的阀操作,例如泵(2,62)提供加压燃料,并且两个在 提供了推挽操作阀(4,64; 5,65),其中一个阀(4,64)控制燃料喷射的启动,另一个阀(5,65)控制其终止; 每个阀门使用由要喷射的燃料的压力操作的弹簧加载的阀元件(18,38“,38,38'),阀元件通过电控操作被保持在预定位置 单元(27,47“; 47,47'),其具有定位元件,该定位元件在具有至少一个与阀元件的操作方向垂直的分量的定位路径中操作,并且其被施加到其上的控制电压 ,将阀元件夹紧在预定位置,从而即使在其上施加流体压力也可以防止阀元件移动。 优选地,电气控制元件是一组压电盘,其在通电时在轴向方向上膨胀并且将可动阀元件(18,38“,38”)的夹紧杆(26,46“; 46,46') ,38')在阀单元或壳体(16,36)的操作孔中。
    • 12. 发明授权
    • Centrifugal frictional clutch
    • 离心摩擦离合器
    • US4295554A
    • 1981-10-20
    • US67163
    • 1979-08-16
    • Walter SchlagmullerRudolf Babitzka
    • Walter SchlagmullerRudolf Babitzka
    • F16D43/18F16D45/00F16D43/14
    • F16D43/18F16D45/00
    • A centrifugal frictional clutch is constituted by a rotary housing supporting for rotation a weight lever actuated by the centrifugal force and being biased by a spring against the latter. The weight lever pivotably supports a coupling jaw which cooperates with a frictional surface of a coupling disk. The resultant normal frictional force F.sub.N forms with the line connecting pivot points of the jaw and of the lever a design angle .gamma. which corresponds to the angle of the static friction. The biasing spring, the jaw and the weight lever are arranged within the range of the coupling disk. Preferably, the clutch includes an additional disk having a smaller diameter and coupled via a free-wheel coupling to the first coupling disk to act as a double speed clutch.
    • 离心摩擦离合器由旋转壳体构成,该旋转壳体支撑用于旋转由离心力驱动的重量杆,并被弹簧偏压抵靠该离心力。 配重杆可枢转地支撑与联接盘的摩擦表面配合的联接夹爪。 所得到的正常摩擦力FN与将钳口和杆的枢轴点连接成相对于静摩擦角度的设计角度γ的线形成。 偏置弹簧,卡爪和配重杆配置在连接盘的范围内。 优选地,离合器包括具有较小直径的附加盘,并且通过自由轮联接器耦合到第一联接盘以用作双速离合器。
    • 14. 发明授权
    • Drive arrangement for auxiliary aggregates of an internal combustion
engine
    • 内燃机辅助总成的驱动装置
    • US4296717A
    • 1981-10-27
    • US44553
    • 1979-06-01
    • Walter Schlagmuller
    • Walter Schlagmuller
    • F02B67/06F16H9/04F02F7/00
    • F02B67/06F16H9/04
    • A drive arrangement for auxiliary aggregates of an internal combustion engine, especially for motor vehicles is constructed as a two-speed drive, that is at operation of the internal combustion engine at low speeds the auxiliary aggregates are driven from the drive shaft of the engine, whereas at operation of the internal combustion engine at high speeds the auxiliary aggregates are driven from the cam shaft of the engine over an intermediate pulley provided with a free wheel clutch. During low speed of the engine the auxiliary aggregates are driven from a pulley freely rotatably mounted on the drive shaft of the engine but connectable thereto by a centrifugal clutch, which at high speed of the drive shaft disconnects the drive of the pulley by the drive shaft of the engine while the free wheel clutch engages. The auxiliary aggregates, respectively the pulleys thereof, are located in one plane with the pulley on the drive shaft and the intermediate pulley. This provides for a space-saving arrangement and a drive with relatively few parts.
    • 特别是用于机动车辆的内燃机的辅助集料的驱动装置被构造为双速驱动器,即在内燃机处于低速运转的状态下,辅助集料从发动机的驱动轴驱动, 而在高速运转内燃机的情况下,辅助集料从设置有自由轮离合器的中间滑轮从发动机的凸轮轴驱动。 在发动机的低速期间,辅助集料由可自由旋转地安装在发动机的驱动轴上的滑轮驱动,但可通过离心式离合器与其连接,该离心式离合器在驱动轴的高速度下通过驱动轴 而自由轮离合器啮合。 辅助聚集体分别与其滑轮位于驱动轴和中间皮带轮上的皮带轮的一个平面中。 这提供了节省空间的部件和相对较少部件的驱动器。