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    • 1. 发明授权
    • Radial piston pump for high pressure fuel supply
    • 用于高压燃料供应的径向活塞泵
    • US06446604B1
    • 2002-09-10
    • US09600397
    • 2000-08-25
    • Josef GuentertBernd StreicherKasim-Melih Hamutcu
    • Josef GuentertBernd StreicherKasim-Melih Hamutcu
    • F02M4100
    • F02M59/102F02M59/06F02M59/08F02M63/0225F04B1/0426
    • The invention relates to a radial piston pump for high-pressure fuel supply in fuel injection systems of internal combustion engines, in particular in a common rail injection system. The piston pump has a drive shaft which is eccentrically supported in a pump housing and on which a ring is slidingly supported. The ring cooperates with a plurality of pistons, disposed radially relative to the drive shaft in a respective cylinder chamber. The pistons are movable radially back and forth in the respective cylinder chamber by rotation of the drive shaft. To increase the efficiency of the engine, the cylinder chambers are filled with less fuel when demand drops. In this so-called partial element filling, in which a plate is retained in contact with a polygonal ring, increased wear and damage are prevented. The wear is brought about by a guide device which prevents rotation of the ring about its own axis.
    • 本发明涉及用于内燃机燃料喷射系统中的高压燃料供给的径向柱塞泵,特别是在共轨注射系统中。 活塞泵具有驱动轴,该驱动轴偏心地支撑在泵壳体中,并且环被滑动地支撑在该壳体上。 环与多个活塞配合,多个活塞在相应的气缸室中相对于驱动轴径向设置。 通过驱动轴的旋转,活塞可在相应气缸室中径向地前后移动。 为了提高发动机的效率,当需求下降时,气缸室充满较少的燃料。 在这种所谓的部分元件填充中,其中板被保持与多边形环接触,从而防止了增加的磨损和损坏。 该磨损是由导向装置引起的,该引导装置防止环围绕其自身的轴线旋转。
    • 3. 发明授权
    • Radial piston pump for supplying a high fuel pressure
    • 用于提供高燃油压力的径向活塞泵
    • US06350107B1
    • 2002-02-26
    • US09647358
    • 2000-11-17
    • Kasim-Melih Hamutcu
    • Kasim-Melih Hamutcu
    • F04B104
    • F04B1/0426
    • A radial piston pump for supplying high fuel pressure in fuel injection systems of internal combustion engines that include a common rail. Pistons, which are disposed in a respective cylinder chamber, each of the pistons have a plate connected to one end. A center of each of the plates is embodied so that the stresses that occur in this location during operation are reduced. Reducing the stresses in each plate center advantageously extends the service life of each of the plates. A perfect function of the plate is thus assured, even at peak pressures of up to 2000 bar.
    • 一种用于在包括共轨的内燃机的燃料喷射系统中提供高燃料压力的径向活塞泵。 活塞,其设置在相应的气缸室中,每个活塞具有连接到一端的板。 每个板的中心被实施为使得在操作期间在该位置中发生的应力减小。 减少每个板中心的应力有利地延长了每个板的使用寿命。 因此,即使在高达2000巴的峰值压力下,也能保证板的完美功能。