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    • 12. 发明申请
    • FUEL INJECTOR
    • 喷油器
    • US20160108874A1
    • 2016-04-21
    • US14892985
    • 2014-05-21
    • WESTPORT POWER INC.DELPHI INTERNATIONAL OPERATIONS LUXEMBOURG S.À.R.L.
    • George A. MEEKLukhbir PANESAR
    • F02M43/04F02M61/16F02M63/00F02M61/14F02M61/10
    • F02M43/04F02D19/0694F02D19/10F02M45/086F02M47/027F02M55/025F02M61/10F02M61/14F02M61/16F02M63/0015F02M63/0064F02M2200/40F02M2200/857Y02T10/36
    • A fuel injector (200) for an internal combustion engine is disclosed. The fuel injector is installable in a cylinder head bore of a cylinder head of the engine and comprises a body region (B) arranged to be received within the cylinder head bore, and a head region (H) arranged to extend outside the cylinder head bore to protrude from the cylinder head when the injector is installed in the cylinder head bore, a first valve needle (116) arranged to control the injection of a gaseous fuel from a first outlet, a second valve needle (120) arranged to control the injection of a liquid fuel from a second outlet, a gaseous fuel inlet (130) for admitting the gaseous fuel to the injector, and a liquid fuel inlet (156) for admitting the liquid fuel to the injector. The gaseous fuel inlet (130) is disposed in the body region (B) of the injector, and wherein the liquid fuel inlet (156) is disposed in the head region (H) of the injector. Preferably, the injector includes an internal accumulator volume (270) so that an external fuel rail is not necessary.
    • 公开了一种用于内燃机的燃料喷射器(200)。 燃料喷射器可安装在发动机的气缸盖的气缸盖孔中,并且包括布置成容纳在气缸盖孔内的主体区域(B)和布置成延伸到气缸盖孔外侧的头部区域(H) 当所述喷射器安装在所述气缸盖孔中时,从所述气缸盖突出;布置成控制从第一出口喷射气态燃料的第一阀针(116),布置成控制所述喷射的第二阀针 来自第二出口的液体燃料,用于将气体燃料引入喷射器的气体燃料入口(130)和用于将液体燃料引入喷射器的液体燃料入口(156)。 气体燃料入口(130)设置在喷射器的主体区域(B)中,并且其中液体燃料入口(156)设置在喷射器的头部区域(H)中。 优选地,喷射器包括内部蓄能器容积(270),使得不需要外部燃料轨。
    • 14. 发明授权
    • Fuel injector connector device and method
    • 燃油喷射器连接器装置及方法
    • US09016262B2
    • 2015-04-28
    • US13303929
    • 2011-11-23
    • Bradley TrembathJody L. Stirewalt
    • Bradley TrembathJody L. Stirewalt
    • F02M61/16F02M43/00
    • F02M61/16F02M43/00
    • A connector device and method of converting an engine to operate using an alternative fuel is disclosed. In one embodiment, the connector device comprises an outlet portion, a first injector portion, and a second injector portion. The outlet portion is configured to mate with a fuel injector opening of the engine. The outlet portion comprises an outlet channel in fluid communication with a combustion chamber of the engine when the connector device is installed in the fuel injector opening. The first injector portion is configured to receive a first fuel injector and comprises a first injector opening and a first injector channel. The second injector portion is configured to receive a second fuel injector and comprises a second injector opening and a second injector channel. The second injector channel is curved to provide a laminar flow of fuel through the second injector channel.
    • 公开了一种使用替代燃料来转换发动机进行操作的连接器装置和方法。 在一个实施例中,连接器装置包括出口部分,第一喷射器部分和第二喷射器部分。 出口部分构造成与发动机的燃料喷射器开口配合。 出口部分包括当连接器装置安装在燃料喷射器开口中时与发动机的燃烧室流体连通的出口通道。 第一喷射器部分被构造成接收第一燃料喷射器并且包括第一喷射器开口和第一喷射器通道。 第二喷射器部分构造成接收第二燃料喷射器并且包括第二喷射器开口和第二喷射器通道。 第二喷射器通道弯曲以提供通过第二喷射器通道的燃料层流。
    • 16. 发明申请
    • SUPPORT STRUCTURE FOR FUEL INJECTION VALVE
    • 燃油喷射阀支撑结构
    • US20140123952A1
    • 2014-05-08
    • US14069443
    • 2013-11-01
    • Keihin Corporation
    • Takahiro YASUDANoriaki SUMISYADaisuke KONDOKenichi SAITO
    • F02M39/00
    • F02M39/00F02M61/14F02M61/16F02M2200/16F02M2200/803F02M2200/85F02M2200/856
    • In a fuel injection valve support structure which can apply a substantially constant set load, the fuel injection valve has first and second load receiving portions, the first load receiving portion being supported on the engine, the second load receiving portion being supported on an elastic support member which receives a set load from a fuel supply cap. The elastic support member includes a base plate placed on the second load receiving portion, and an elastic piece curving rearward from one end toward the other end of the base plate, with an apex portion in pressure contact with the cap, the base plate has a portion overhanging from the second load receiving portion and supporting a tip end portion of the elastic piece. The overhang portion starts bending when a load the overhang portion receives from the cap through the elastic piece reaches or exceeds a predetermined value.
    • 在能够施加基本恒定的设定负荷的燃料喷射阀支撑结构中,燃料喷射阀具有第一和第二负载接收部分,第一负载接收部分被支撑在发动机上,第二负载接收部分被支撑在弹性支撑件 从燃料供给盖接收设定负载的构件。 所述弹性支撑构件包括设置在所述第二负载接收部上的基板和从所述基板的一端向另一端向后弯曲的弹性片,其顶端部与所述盖压力接触,所述基板具有 该部分从第二负载接收部分伸出并支撑弹性件的末端部分。 当悬臂部分通过弹性件从盖子接收的负载达到或超过预定值时,伸出部分开始弯曲。
    • 17. 发明申请
    • ENGINE DEVICE
    • 发动机装置
    • US20140077004A1
    • 2014-03-20
    • US14122478
    • 2012-02-28
    • Yoshiaki Seki
    • Yoshiaki Seki
    • F02M61/16
    • F02M61/16E02F9/2066F02D29/00F02D41/021F02D41/022F02D41/029F02D41/403F02D41/405F02D2200/101Y02T10/44
    • A problem exists that in the case that a prior injection (a pilot injection B or a previous injection C) before a main injection A is executed when an engine is driven at a low load, a defective ignition and a defective combustion tend to be caused, an amount of carbon monoxide (CO) in an exhaust gas becomes excessive, and the carbon monoxide is discharged as white smoke. An engine device is mounted to a working vehicle, and a common rail type fuel injection device which injects fuel to the engine at multiple stages during one combustion cycle. The common rail type fuel injection device does not execute the prior injections B and C coming before the main injection A in the case that a load applied to the engine is in a low load state in which a load is lower than that at a working time by the working vehicle.
    • 存在以下问题:在发动机以低负载驱动时执行主喷射A之前的先前喷射(先导喷射B或先前喷射C)的情况,往往会引起故障点火和不良燃烧 废气中的一氧化碳(CO)的量过多,一氧化碳作为白烟排出。 发动机装置安装在工作车辆上,而共轨式燃料喷射装置在一个燃烧循环期间以多个阶段向发动机喷射燃料。 在负载低于工作时的负载状态的情况下,共轨式燃料喷射装置不执行在主喷射A之前的先前喷射B和C. 由工作车辆。
    • 20. 发明授权
    • Area of intersection between a high-pressure chamber and a high-pressure duct
    • 高压室和高压管道之间的交叉区域
    • US08245696B2
    • 2012-08-21
    • US12596589
    • 2008-04-07
    • Dominikus HofmannNadja EisenmengerHans-Christoph Magel
    • Dominikus HofmannNadja EisenmengerHans-Christoph Magel
    • F02M55/02F16L39/00
    • F02M61/16F02M55/008F02M61/162F02M2200/03
    • The invention relates to an area of intersection between a high-pressure chamber and a high-pressure duct. To increase the strength in the area of intersection, it is possible to round the area of intersection. The area of intersection includes at least one planar area or an area that is curved markedly less than the remaining area of intersection. The planar area may also be embodied as only nearly planar. The high-pressure chamber and the high-pressure duct are also called functional chambers. By means of the planar or nearly planar area, an intersection geometry is created, in which tensile stresses of the functional chambers that occur upon subjection to pressure are not superimposed directly and add up as they do in conventional intersection geometries. By means of the planar area in the area of intersection, it is attained that in the intersection geometry of the invention, under pressure, local pressure stresses or markedly reduced tensile stresses occur in an inner wall of the high-pressure chamber and are then superimposed with the tensile stresses in an inner wall of the high-pressure duct. Since with the intersection geometry of the invention, a tensile stress has only a reduced tensile stress or in the best case a pressure stress superimposed on it, the total is less and hence the maximum stress that occurs is reduced markedly.
    • 本发明涉及高压室和高压管道之间的交叉区域。 为了增加交叉点的强度,可以绕交叉点的区域。 交叉区域包括至少一个平面区域或显着小于其余交叉区域的弯曲区域。 平面区域也可以被实现为仅几乎平面的。 高压室和高压管也被称为功能室。 通过平面或近平面区域,产生交叉几何,其中在压力下发生的功能室的拉伸应力不直接叠加并与常规交叉几何形状相加。 通过交叉区域中的平面区域,可以确认在本发明的交叉几何中,在压力下,局部压力应力或显着降低的拉应力发生在高压室的内壁中,然后叠加 在高压管道的内壁处具有拉伸应力。 由于采用本发明的交叉几何形状,拉伸应力仅具有减小的拉伸应力,或者在最好的情况下叠加在其上的压力应力,总和较小,因此发生的最大应力显着降低。