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    • 5. 发明授权
    • Radial-piston pump
    • 径向活塞泵
    • US5382140A
    • 1995-01-17
    • US016738
    • 1993-02-11
    • Egon EisenbacherFranz PawellekBernhard Arnold
    • Egon EisenbacherFranz PawellekBernhard Arnold
    • F04B1/04
    • F04B1/0413F04B1/0426
    • A pump comprising a number of radial cylinders arranged a given angular distance apart about a drive shaft and each housing including a piston resting radially on a respective pad by virtue of the action of a return spring. The connection between the piston and pad comprises a retainer for preventing in-service detachment of the pad, which rests on a respective flat portion of a cam mounted for rotation on an eccentric portion of the shaft. The force on the pad produced by sliding friction between the pad and the flat portion of the cam and directed perpendicular to the axis of the cylinder is absorbed by the piston.
    • 包括多个径向圆柱体的泵,所述径向圆柱体围绕驱动轴分开给定的角距离,并且每个壳体包括通过复位弹簧的作用径向放置在相应的垫上的活塞。 活塞和衬垫之间的连接件包括用于防止衬垫在役拆卸的保持器,该保持件搁置在安装成用于在轴的偏心部分上旋转的凸轮的相应平坦部分上。 通过垫和凸轮的平坦部分之间的滑动摩擦产生的并且垂直于气缸的轴线定向的垫上的力被活塞吸收。
    • 7. 发明授权
    • Control for a fluid pressure supply system, particularly for high pressure in a fuel injection system
    • 用于流体压力供应系统的控制,特别是对于燃料喷射系统中的高压
    • US06293253B1
    • 2001-09-25
    • US08825189
    • 1997-03-27
    • Bernhard ArnoldEgon EisenbacherFranz Pawellek
    • Bernhard ArnoldEgon EisenbacherFranz Pawellek
    • F02M4100
    • F04B49/08F02D41/38F02M59/36F02M63/0225F04B2201/0807F04B2205/10F04B2205/171F04B2205/172
    • A control for a pressure fluid supply system is described, in particular for the high pressure in a fuel injection system, for example for an internal combustion Diesel engine, by means of which the pressure in a common high-pressure line supplied by a high-pressure pump, i.e. in the common rail, to which individual consumers are connected, is controlled in accordance with the instantaneous pressure fluid requirements. For adapting the pressure in the common high-pressure line to the pressure fluid requirements of the consumers, i.e. the injection nozzles, a device for limiting the amounts of fluids conveyed is associated with the high-pressure pump, which has at least on adjusting element which can be changed by means of an adjusting signal representing the instantaneous pressure fluid supply situation in the common rail. To avoid an elaborate pressure sensor device in the common rail and for the simultaneous improvement of the reaction behavior of the control, in particular when reducing the high pressure in the common rail, the adjusting signal is derived from the amount of fluid throughput in the delivery line of a pressure control valve connected to the common rail. The pre-conveying pressure or the pre-conveying amount available to the high-pressure pump is affected by means of this adjusting signal in the sense of a regulation of the pressure in the common rail.
    • 具体地说,用于压力流体供应系统的控制装置,例如用于燃料喷射系统中的高压,例如用于内燃柴油发动机,借助于该燃料喷射系统,由高压线路 压力泵,即在共轨中,单个消费者连接到其上,根据瞬时压力流体要求进行控制。 为了使普通高压管线中的压力适应消费者(即喷嘴)的压力流体要求,用于限制输送的流体的量的装置与至少具有调节元件的高压泵相关联 其可以通过表示共轨中的瞬时压力流体供应情况的调节信号来改变。 为了避免在共轨中精心设计的压力传感器装置,并且为了同时改善控制的反应特性,特别是当降低共轨中的高压时,调节信号来自于输送中的流体通过量 连接到共轨的压力控制阀的管路。 高压泵可用的预输送压力或预输送量受到共轨中压力调节意义上的这种调节信号的影响。