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    • 4. 发明申请
    • VALVE ARRANGEMENT
    • 阀安排
    • US20150260139A1
    • 2015-09-17
    • US14435508
    • 2013-07-30
    • DELPHI INTERNATIONAL OPERATIONS LUXEMBOURG S.A.R.L.
    • Raphael RouillonEtienne PereiraGuillaume TrenadoJean-Luc Rouet
    • F02M63/02F02D41/38F16K17/04
    • F02M63/025F02D41/3863F02M37/0029F02M63/005F02M63/0056F16K15/044F16K17/0406F16K17/048F16K27/0245Y10T137/7848
    • A valve arrangement comprising: a valve outlet for communication with a low pressure drain; a valve housing provided with a bore for receiving fuel from an accumulator volume; and a valve member having a closed position in which it engages a valve seating defined by the bore to prevent fuel flow from the accumulator volume to the valve outlet. The valve arrangement further comprises a first restricted flow means for restricting the flow of fuel between the accumulator volume and the valve outlet during a first stage of valve opening movement; a second restricted flow means effective during a second stage of valve opening movement to provide a greater restriction than during the first stage; and a third restricted flow means effective during a third stage of valve opening movement to provide a variable restriction to fuel flow dependent on the extent of opening movement of the valve member.
    • 一种阀装置,包括:用于与低压排水连通的阀出口; 阀壳体,其设置有用于从蓄压器容积接收燃料的孔; 以及阀构件,其具有关闭位置,在该位置中,所述阀构件与由所述孔限定的阀座接合,以防止燃料从所述蓄存器容积流到所述阀出口。 阀装置还包括第一限制流动装置,用于在阀打开运动的第一阶段期间限制储液器容积与阀出口之间的燃料流; 第二限制流动在阀打开运动的第二阶段期间有效,以提供比在第一阶段期间更大的限制; 并且第三限制流动装置在阀打开运动的第三阶段期间有效,以根据阀构件的打开运动的程度为燃料流动提供可变的限制。