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    • 1. 发明授权
    • Electrically controlled fuel injection pump
    • 电控燃油注射泵
    • US5078114A
    • 1992-01-07
    • US444241
    • 1989-12-01
    • Gottlob HaagErnst LinderHelmut Rembold
    • Gottlob HaagErnst LinderHelmut Rembold
    • F02M41/02F02M41/06F02M59/20
    • F02M41/063F02M59/205
    • An electrically controlled fuel injection pump for internal combustion engines, in particular for direct fuel injection in engines having externally supplied ignition. A plurality of pump pistons driven by drive cams at a constant stroke and each leading into one cylinder bore, pump the fuel that has been brought to injection pressure in an associated pump work chamber to injection valves. A plurality of pump pistons are positioned side by side, radially of the camshaft. The work chambers of the pump pistons are connectable via a rotary slide valve to lines which lead to the injection valves and optionally to supply lines for supplying fuel to the work chambers of the pump pistons and the rotary slide can be driven in synchronism with the camshaft.
    • 一种用于内燃机的电控燃油喷射泵,特别是用于在具有外部点火的发动机中的直接燃料喷射。 由驱动凸轮驱动的多个泵活塞以均匀的行程驱动并且各自引导到一个气缸孔中,将已经在相关联的泵工作室中的喷射压力的燃料泵泵入喷射阀。 多个泵活塞位于凸轮轴的径向上并排设置。 泵活塞的工作室可通过旋转滑阀连接到通向喷射阀的管线,并且可选地供应用于向泵活塞的工作室供应燃料的管线,并且旋转滑块可以与凸轮轴同步地驱动 。
    • 2. 发明授权
    • Electrically controlled fuel injection pump
    • 电控喷油泵
    • US4951626A
    • 1990-08-28
    • US423062
    • 1989-10-18
    • Gottlob HaagErnst LinderHelmut Rembold
    • Gottlob HaagErnst LinderHelmut Rembold
    • F02M41/06F02M45/06F02M59/36
    • F02M59/366F02M41/06F02M45/06F02B2275/14Y02T10/123
    • An electrically controlled fuel injection pump for internal combustion engines, in particular for direct fuel injection in engines having externally supplied ignition contains a plurality of pump pistons driven by a single common cam. The pumping quantity of fuel is delivered by pumping pistons is controlled via a rotary slide valve to the injection nozzles at the injection sites of the engine, wherein the quantity control is effected by an electrically controlled valve. An axial conduit of the rotary slide which discharges into control bores or control grooves distributed over the circumference of the rotary slide and cooperates with the pump work chamber and the pressure lines to the injection sites and is adjoined by at least one further control bore or control groove which communicates with a pressure reservoir. By this means, a preinjection, separate from a main injection, is made possible at the top dead center charge change.
    • 用于内燃机的电控燃料喷射泵,特别是在具有外部点火的发动机中的直接燃料喷射包括由单个共同凸轮驱动的多个泵活塞。 通过泵送活塞输送的燃料的泵送量通过旋转滑阀控制到发动机的喷射位置处的喷射喷嘴,其中数量控制由电控阀实现。 旋转滑块的轴向导管,其排放到分布在旋转滑块的圆周上的控制孔或控制槽中,并与泵工作室和压力管线配合到喷射位置,并与至少一个另外的控制孔或控制 与压力储存器连通的槽。 通过这种方式,与主注射分开的预注射在上死点电荷变化中成为可能。
    • 4. 发明授权
    • Fuel-injection pump for internal-combustion engines
    • 用于内燃机的燃油注射泵
    • US5245971A
    • 1993-09-21
    • US663926
    • 1991-03-25
    • Helmut RemboldErnst LinderGottlob Haag
    • Helmut RemboldErnst LinderGottlob Haag
    • F02M41/14F02M41/06F02M59/36
    • F02M59/366F02M41/06F02M41/063
    • A fuel-injection pump, especially a direct fuel injection in spark-ignition internal-combustion engines, with at least one pump for generating a fuel flow under pressure and with a rotary slide valve moved synchronously with the drive shaft of the internal-combustion engine and intended for assigning the fuel flow to at least one injection port of the internal-combustion engine and/or for branching off the fuel flow under pump pressure into a return line, the rotary slide valve is mounted so as to be displaceable to a limited extent in the direction of its axis of rotation and/or so as to be rotatable to a limited extent in relation to the rotary drive of the rotary slide valve. Preferably, at the same time, the rotary position or displacement position of the rotary slide valve can be determined in dependence on an operating parameter of the internal-combustion engine, with the result that the axial displacement of the rotary slide valve counteracts a seizure of the rotary slide valve in its guide and determination in dependence on operating parameters affords the possibility of adjusting the injection time over a larger angular sector than would be possible in view of the geometrical limits placed on the design of the rotary slide valve.
    • PCT No.PCT / DE90 / 00573 Sec。 371日期1991年3月25日 102(e)1991年3月25日PCT提交1990年7月26日PCT公布。 出版物WO91 / 02897 日期:1991年3月7日。燃料喷射泵,特别是火花点火内燃机中的直接燃料喷射,具有至少一个用于在压力下产生燃料流的泵和与驱动器同步移动的旋转滑阀 内燃发动机的轴,用于将燃料流分配到内燃机的至少一个喷射口和/或用于将泵压下的燃料流分支到回流管路中,旋转滑阀安装成 以便在其旋转轴线的方向上可移动到有限的程度和/或可相对于旋转滑阀的旋转驱动旋转有限的程度。 优选地,同时,旋转滑阀的旋转位置或位移位置可以根据内燃机的操作参数来确定,结果是旋转滑阀的轴向位移抵消了 在其引导中的旋转滑阀和依赖于操作参数的确定提供了在比放置在旋转滑阀的设计上的几何限制的情况下更可能在更大的角度部分上调整喷射时间的可能性。
    • 9. 发明授权
    • Fuel distribution injection pump for internal combustion engines
    • 燃油分配注射泵内燃机
    • US5207201A
    • 1993-05-04
    • US836262
    • 1992-02-28
    • Walter SchlagmullerHelmut RemboldGottlob Haag
    • Walter SchlagmullerHelmut RemboldGottlob Haag
    • F02M41/12F02M55/04F02M59/44F02M63/00
    • F02M41/12F02M41/125F02M55/04F02M59/44F02M63/0001
    • A fuel injection pump of a distributor type for internal combustion engines including, a pump plunger guided within a pump cylinder, which forms a pump chamber and which is driven to perform reciprocating and rotating motion by a driving gear which is submerged in a lubricating oil bath. The pump plunger has a distribution hole which is in contact with the pump chamber and which sequentially links this chamber, during the compression stroke of the pump plunger, to injection jets. The fuel filling of the pump chamber takes place via a magnetically operated valve, which is open during the intake stroke and closed during the compression stroke of the pump plunger. For an enlargement of the filling cross-section during the intake stroke without an enlargement of the opening of the magnetically operated valve, a relief hole in the pump plunger is used which serves a force balancing during the compression stroke and which during the intake stroke links up with a filling hole which is connected with a membrane reservoir.
    • PCT No.PCT / DE90 / 00576 Sec。 一九九二年二月二十八日 102(e)日期1992年2月28日PCT提交1990年7月26日PCT公开号 公开号WO91 / 03639 日本1991年3月21日。一种用于内燃机的分配器类型的燃料喷射泵,包括在泵缸内引导的泵柱塞,其形成泵室,并被驱动以通过驱动齿轮进行往复运动和旋转运动 浸没在润滑油浴中。 泵柱塞具有与泵室接触的分配孔,并且在泵柱塞的压缩冲程期间将该室依次连接到喷射喷嘴。 泵室的燃料填充通过磁力操作的阀进行,该阀在进气冲程期间打开并在泵柱塞的压缩冲程期间关闭。 为了在进气冲程期间放大填充横截面而不扩大磁力操作阀的开口,使用泵柱塞中的释放孔,其在压缩冲程期间起作用力平衡,并且在进气冲程连杆 带有与膜储存器连接的填充孔。