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    • 1. 发明授权
    • Fuel supply apparatus for an internal combustion engine of a motor vehicle
    • 用于机动车辆的内燃机的燃料供应装置
    • US06457459B1
    • 2002-10-01
    • US09691360
    • 2000-10-18
    • Peter SchelhasHans-Peter BraunStefan Woerz
    • Peter SchelhasHans-Peter BraunStefan Woerz
    • F02M3704
    • F02M37/106F02M37/0023F02M37/0052F02M37/0082F02M37/025
    • The fuel supply apparatus has a reservoir (14) arranged within a fuel tank (12) from which fuel is drawn by a fuel feed unit (16) and supplied to an internal combustion engine (10). Unburned fuel from the internal combustion engine (10) is fed back into the fuel tank (12) via a return line (30). A control valve (34) is arranged in the return line (30), by which a connection of the return line (30) with a jet pump (38) is controlled, which supplies fuel from the fuel tank (12) to the reservoir (14). The control valve (34) has a floating body floating on the fuel in the reservoir (14) when it is nearly filled or completely filled, by which a control element of the control valve (34) is movable. When the reservoir (14) is not in its maximum filled state (hmax) the jet pump (38) is connected with the return line (30), but when the reservoir (14) is in its maximum filled state (hmax) the jet pump (38) is disconnected from the return line (30), which then opens into the reservoir (14). Overflow of fuel from the reservoir when it is filled is thereby reduced.
    • 燃料供给装置具有布置在燃料箱(12)内的储存器(14),燃料由燃料供给单元(16)从该燃料供给单元(16)中抽出并供应到内燃机(10)。 来自内燃机(10)的未燃燃料经由返回管线(30)反馈回燃料箱(12)。 控制阀(34)设置在返回管线(30)中,通过该控制阀控制返回管线(30)与喷射泵(38)的连接,其将燃料从燃料箱(12)供应到储存器 (14)。 当控制阀34几乎被填充或完全填充时,控制阀34具有浮在储存器14中的燃料上的浮动体,由此控制阀34的控制元件可移动。 当储存器(14)不处于其最大填充状态(hmax)时,喷射泵(38)与返回管线(30)连接,但是当贮存器(14)处于其最大填充状态(hmax)时,喷射器 泵(38)与返回管线(30)断开,然后再返回到储油器(14)。 因此,当填充燃料时,来自储存器的燃料溢出因此减少。
    • 3. 发明申请
    • Non-return fuel supply system
    • 不返回燃油供应系统
    • US20050175488A1
    • 2005-08-11
    • US10509591
    • 2003-07-11
    • Peter SchelhasAndreas Herforth
    • Peter SchelhasAndreas Herforth
    • F02D41/38F02M37/02F02M37/08F02M37/10F04F5/48F04B7/00
    • F02M37/106F02D41/3836F02M37/025F02M2037/087
    • A return-flow-free fuel supply system for an internal combustion engine having at least one fuel pump for pumping fuel from a first region of a fuel reservoir into a pressure region communicating with a fuel distributor, at least one suction jet pump, through which fuel pumped through a suction jet pump line by means of the fuel pump flows and through which fuel can be pumped from a second region of the fuel reservoir into the first region, at least one means that regulate and/or control the pressure in the pressure region, and at least one check valve, by which at least a portion of the pressure region can be blocked off from the fuel pump. The means that regulate and/or control the pressure in the pressure region include at least one electrically actuatable magnet valve, which is disposed downstream of the check valve in the suction jet pump line.
    • 一种用于内燃机的无回流燃料供应系统,其具有至少一个燃料泵,用于将燃料从燃料储存器的第一区域泵送到与燃料分配器连通的压力区域,至少一个吸入喷射泵, 通过燃料泵流动通过吸力喷射泵管线泵送的燃料,并且燃料可以从燃料储存器的第二区域被泵送到第一区域中,至少一个调节和/或控制压力压力的装置 区域和至少一个止回阀,通过该止回阀,压力区域的至少一部分可以从燃料泵被阻挡。 调节和/或控制压力区域中的压力的​​装置包括至少一个可电动致动的磁阀,其设置在吸入喷射泵管线中止回阀的下游。
    • 7. 发明授权
    • Tank flange
    • 油罐法兰
    • US08182677B2
    • 2012-05-22
    • US12515187
    • 2007-09-25
    • Bernd OsswaldAlfred MuellerKlaus GebertPeter Schelhas
    • Bernd OsswaldAlfred MuellerKlaus GebertPeter Schelhas
    • B01D35/30B01D35/34B01D29/00B01D27/00
    • F02M37/22B01D35/027F02M37/0076F02M37/10
    • Known tank flanges have a main filter which has a filter housing with an inlet and an outlet, and a first connecting duct for connecting the main filter to a feed unit. The filter housing is integrated in the tank flange, and filter fabric is inserted into the filter housing and the filter housing is closed off by a filter cover. The inlet of the filter housing is connected to the pressure side of a feed unit and the outlet leads to an internal combustion engine. A disadvantage is that, in order to exchange the filter fabric, the large-area filter cover must be opened, as a result of which a large amount of fuel vapor is dissipated to the atmosphere. In the case of the tank flange according to the invention, the exchangeability of the main filter is simplified by virtue of the main filter being embodied as a filter cartridge. It is provided according to the invention that the inlet of the main filter extends into the first connecting duct of the tank flange and therein forms a sealed connection.
    • 已知的罐法兰具有主过滤器,其具有带入口和出口的过滤器壳体,以及用于将主过滤器连接到进料单元的第一连接管道。 过滤器壳体集成在油罐法兰中,过滤器滤芯插入过滤器壳体中,过滤器壳体被过滤器盖封闭。 过滤器壳体的入口连接到进料单元的压力侧,出口通向内燃机。 缺点是为了更换滤布,必须打开大面积的过滤器盖,结果大量的燃料蒸气被排放到大气中。 在根据本发明的罐凸缘的情况下,由于主过滤器被实施为过滤器滤芯,主过滤器的可交换性被简化。 根据本发明提供的是,主过滤器的入口延伸到罐凸缘的第一连接管道中,并且其中形成密封连接。
    • 9. 发明授权
    • Non-return fuel supply system
    • 不返回燃油供应系统
    • US07275524B2
    • 2007-10-02
    • US10509591
    • 2003-07-11
    • Peter SchelhasAndreas Herforth
    • Peter SchelhasAndreas Herforth
    • F02M37/04
    • F02M37/106F02D41/3836F02M37/025F02M2037/087
    • A return-flow-free fuel supply system for an internal combustion engine having at least one fuel pump for pumping fuel from a first region of a fuel reservoir into a pressure region communicating with a fuel distributor, at least one suction jet pump, through which fuel pumped through a suction jet pump line by means of the fuel pump flows and through which fuel can be pumped from a second region of the fuel reservoir into the first region, at least one means that regulate and/or control the pressure in the pressure region, and at least one check valve, by which at least a portion of the pressure region can be blocked off from the fuel pump. The means that regulate and/or control the pressure in the pressure region include at least one electrically actuatable magnet valve(40,44), which is disposed downstream of the check valve in the suction jet pump line.
    • 一种用于内燃机的无回流燃料供应系统,其具有至少一个燃料泵,用于将燃料从燃料储存器的第一区域泵送到与燃料分配器连通的压力区域,至少一个吸入喷射泵, 通过燃料泵流动通过吸力喷射泵管线泵送的燃料,并且燃料可以从燃料储存器的第二区域被泵送到第一区域中,至少一个调节和/或控制压力压力的装置 区域和至少一个止回阀,通过该止回阀,压力区域的至少一部分可以从燃料泵被阻挡。 调节和/或控制压力区域中的压力的​​装置包括至少一个可致动的电磁阀(40,44),其设置在吸入喷射泵管线中的止回阀的下游。
    • 10. 发明授权
    • Pressure control valve for a fuel injection system
    • 用于燃油喷射系统的压力控制阀
    • US4284048A
    • 1981-08-18
    • US55125
    • 1979-07-05
    • Peter Schelhas
    • Peter Schelhas
    • F02D3/02F02M69/14F02M69/38F02M39/00F02M1/02
    • F02M69/386
    • A pressure control valve for a fuel injection system is proposed which serves to control the warm-up fuel quantity for a mixture-compressing, externally ignited internal combustion engine. The pressure control valve includes a movable valve part which is urged in the closing direction by a compression spring which is counteracted during the warm-up phase by a first temperature-dependent element, whose force on the compression spring below a predetermined temperature in the direction of an increase in the force of the first temperature-dependent element can be influenced by a second temperature-dependent element, so that the fuel-air mixture during the warm-up phase can be adapted to the requirements of every internal combustion engine.
    • 提出了一种用于燃料喷射系统的压力控制阀,其用于控制​​用于混合压缩的外部点燃的内燃机的预热燃料量。 压力控制阀包括通过压缩弹簧在关闭方向上被推压的可动阀部件,该压缩弹簧在预热阶段期间被第一温度依赖元件抵消,压力弹簧的力在预定温度以下的方向上 第一温度依赖元件的力的增加可以受到第二温度依赖元件的影响,使得在预热阶段期间的燃料 - 空气混合物可以适应于每个内燃机的要求。