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    • 93. 发明授权
    • Fuel pump assembly
    • 燃油泵总成
    • US09494121B2
    • 2016-11-15
    • US14372227
    • 2013-01-31
    • DELPHI INTERNATIONAL OPERATIONS LUXEMBOURG, S.A.R.L.
    • George Nicholas Felton
    • F02M69/02F02M59/10
    • F02M69/02F02M59/102
    • A fuel pump assembly comprises a pumping plunger for pressurizing fuel within a pumping chamber during a plunger pumping stroke; and a cam follower arrangement for imparting drive to the pumping plunger including a cam follower member which cooperates with the pumping plunger. The cam follower arrangement is biased into engagement with a cam drive while a degree of relative movement along the plunger axis is permitted between the cam follower member and the pumping plunger. At least one of the pumping plunger and the cam follower member includes a surface provided with a feature which defines together with a facing surface of the other of the pumping plunger and the cam follower member, a cushioning volume therebetween for receiving fluid to provide a cushioning effect as the pumping plunger and the cam follower member move into contact with one another, in use. The feature includes a flat central portion and an annular region which is conical in form and which is angled relative to the facing surface.
    • 燃料泵组件包括用于在柱塞泵送冲程期间对泵送室内的燃料加压的泵送柱塞; 以及用于对泵送柱塞进行驱动的凸轮从动装置,包括与泵送柱塞配合的凸轮从动件。 凸轮从动件装置被偏置成与凸轮驱动器接合,同时在凸轮从动件和泵送柱塞之间允许沿着柱塞轴线的一定程度的相对运动。 泵送柱塞和凸轮从动件中的至少一个包括设置有与泵送柱塞和凸轮从动件的另一个的相对表面一起限定的特征的表面,其间用于接收流体的缓冲体积以提供缓冲 在使用中,抽吸柱塞和凸轮从动件的作用相互接触。 该特征包括平坦的中心部分和环形区域,其形状为圆锥形并且相对于相对表面成角度。
    • 94. 发明授权
    • Injection device for reagent
    • 试剂注射装置
    • US09310010B2
    • 2016-04-12
    • US13978186
    • 2012-01-11
    • Michael Peter Cooke
    • Michael Peter Cooke
    • B05B1/32F02M61/08B05B1/34F16L41/02F01N3/20F02M61/18
    • F16L41/02F01N3/2066F01N2610/02F01N2610/1453F02M61/08F02M61/18Y02T10/24Y10T137/87676
    • An injection device for administering a reagent into an exhaust passage of an internal combustion engine, the injection device having an axis along its length and comprising an outwardly opening valve member having a seating surface which is engageable with a valve seating region. A seating member provided with an internal bore which defines the valve seating region, wherein the internal bore further defines a flow re-directing region downstream of the valve seating region. The seating member has an end face provided with a feature which intersects with at least a portion of the flow re-directing region to define, together with the flow re-directing region, a spray path for reagent exiting the injection device when the valve member is moved outwardly from the bore away from the valve seating region. The spray path has a variable spray angle, relative to the axis, around the circumference of the valve seating region.
    • 一种用于将试剂施加到内燃机的排气通道中的注射装置,所述注射装置具有沿其长度的轴线,并且包括具有可与阀座区域接合的就座表面的向外打开的阀构件。 设置有限定阀座区域的内孔的座位构件,其中内孔还限定了阀座区域下游的流动重新定向区域。 座部件具有端面,该端面设置有与流动重新导向区域的至少一部分相交的特征,以与流动重新导向区域一起限定当阀构件的离开喷射装置的试剂的喷射路径 从孔离开阀座区域向外移动。 围绕阀座区域的圆周,喷射路径相对于轴线具有可变的喷射角度。
    • 95. 发明授权
    • Electro-valve for discharging common rail
    • 用于排放共轨的电动阀
    • US09297472B2
    • 2016-03-29
    • US14126009
    • 2012-06-13
    • Michel MarechalFrederic SauvageChristophe Cardon
    • Michel MarechalFrederic SauvageChristophe Cardon
    • F16K31/12F16K31/06F02M61/12F02M63/00F02M63/02
    • F16K31/0658F02M61/12F02M63/0007F02M63/0015F02M63/0225F02M63/025
    • An electro-valve for discharging a common rail while maintaining a minimum pressure, comprising an electro-magnetic coil inside which is arranged a movable plunger, controlling the displacements of a movable axis engaging a ball valve, said movable plunger being urged in the closing position of the ball valve by a spring housed inside a bearing cap, wherein a bottom wall of the bearing cap surrounds an external surface of the movable plunger, wherein a clearance between the external surface of the plunger and an internal wall of the bearing cap is filled with a film of fuel, the opening movement of the plunger causing the fuel to flow from a room situated on top of the plunger to a bore in which the axis is arranged, wherein a sleeve of a controlled thickness is arranged around the plunger within the clearance to set the thickness of said film of fuel.
    • 一种用于在保持最小压力的同时排出共轨的电动阀,包括电磁线圈,其内部设置有可移动的柱塞,控制与球阀接合的可动轴的位移,所述可动柱塞被推动在关闭位置 通过容纳在轴承盖内的弹簧,其中轴承盖的底壁围绕可移动柱塞的外表面,其中柱塞的外表面与轴承盖的内壁之间的间隙被填充 具有燃料膜,柱塞的​​打开运动导致燃料从位于柱塞顶部的房间流动到其中布置轴线的孔,其中具有受控厚度的套筒围绕柱塞布置在内部 间隙设定所述薄膜的燃料厚度。
    • 98. 发明申请
    • 3-Way Valve Assembly
    • 三通阀组件
    • US20150316010A1
    • 2015-11-05
    • US14440396
    • 2013-10-24
    • Delphi International Operations Luxembourg S.A.R.L
    • Anthony LewisCraig IliffePeter LloydMark S. Graham
    • F02M55/00F02M53/04F02M63/00
    • F02M55/007F02M47/027F02M53/046F02M55/002F02M63/0015F02M63/0045Y10T137/5762
    • The present invention relates to a 3-way valve assembly (102; 202; 302) for a fuel injector (101; 201; 301). The valve assembly (102; 202; 302) includes a valve body (103; 203; 303), a movable valve member (104; 204; 304), and an armature (113; 213; 313) for actuating the valve member (104; 204; 304). The armature (113; 213; 313) is disposed in an armature cavity (115; 215; 315). The valve member (104; 204; 304) is configured to control an operating pressure in a control chamber (105). The valve body (103; 203; 303) includes a bore (117; 217; 317) in which the valve member (104; 204) is disposed. A leak vent (121; 221) is provided for venting fuel leaking through the bore (117; 217) past said valve member (104; 204). In an alternate embodiment, a partitioning member (333) is disposed in the armature cavity (315).
    • 本发明涉及一种用于燃料喷射器(101; 201; 301)的三通阀组件(102; 202; 302)。 阀组件(102; 202; 302)包括阀体(103; 203; 303),可动阀构件(104; 204; 304)和用于致动阀构件的电枢(113; 213; 313) 104; 204; 304)。 电枢(113; 213; 313)设置在电枢腔(115; 215; 315)中。 阀构件(104; 204; 304)构造成控制控制室(105)中的操作压力。 阀体(103; 203; 303)包括其中设置有阀构件(104; 204)的孔(117; 217; 317)。 提供泄漏孔(121; 221),用于排出通过所述孔(117; 217)经过所述阀构件(104; 204)的泄漏的燃料。 在替代实施例中,分配构件(333)设置在电枢腔(315)中。
    • 99. 发明授权
    • Fuel injector
    • 喷油器
    • US09157400B2
    • 2015-10-13
    • US12861043
    • 2010-08-23
    • Anthony Thomas HarcombeMervyn J. HackettAndrew J. LimmerMark S. HarperMark S. Graham
    • Anthony Thomas HarcombeMervyn J. HackettAndrew J. LimmerMark S. HarperMark S. Graham
    • B05B1/30F02M47/02F02M63/00
    • F02M47/027F02M63/004F02M63/0045
    • A fuel injector comprising a valve needle for controlling fuel injection through an injector outlet, a control chamber for receiving fuel and a three-way control valve that controls fuel pressure within the control chamber to control opening and closing movement of the valve needle to control fuel injection through the outlet. The three-way control valve controls communication between (a) a first passage and a second passage and (b) a third passage and the second passage, and includes a first housing provided with a guide bore for a control valve member, whereby movement of the control valve member is guided within the guide bore and a first valve seat, defined by a second housing, with which an end of the control valve member is engageable to control communication between the first and second passages. The first housing is a control valve housing and the second housing is an injector housing, the injector housing being provided with a guide bore for the valve needle or a part carried by the valve needle. The control valve also defines a second valve seat defined by the first housing with which the control valve member is engageable to control communication between the second and third flow passages, and an intermediate housing located between the first and second housings, wherein the second passage is defined within the intermediate housing.
    • 一种燃料喷射器,包括用于控制通过喷射器出口的燃料喷射的阀针,用于接收燃料的控制室和控制所述控制室内的燃料压力的三通控制阀,以控制所述阀针的开启和关闭运动以控制燃料 通过出口注射。 三通控制阀控制(a)第一通道和第二通道之间的连通,以及(b)第三通道和第二通道,并且包括设置有用于控制阀构件的引导孔的第一壳体, 所述控制阀构件在所述导向孔内被引导,所述第一阀座由第二壳体限定,所述控制阀构件的一端可与所述第二壳体接合,以控制所述第一和第二通道之间的连通。 第一壳体是控制阀壳体,并且第二壳体是喷射器壳体,喷射器壳体设置有用于阀针的引导孔或由阀针承载的部件。 所述控制阀还限定由所述第一壳体限定的第二阀座,所述控制阀构件与所述第二壳体接合以控制所述第二和第三流动通道之间的连通以及位于所述第一和第二壳体之间的中间壳体,其中所述第二通道是 定义在中间壳体内。