Plug-in pump fuel injection system
    1.
    发明申请
    Plug-in pump fuel injection system 审中-公开
    插入式泵燃油喷射系统

    公开(公告)号:US20080264384A1

    公开(公告)日:2008-10-30

    申请号:US12148290

    申请日:2008-04-17

    IPC分类号: F02M69/04

    摘要: In a plug-in pump fuel injection system of an internal combustion engine, wherein for each cylinder of the internal combustion engine a plug-in fuel injection pump is provided, each having a pump housing with a fuel feed channel and a fuel return channel, an annular plate provided with openings is arranged in a circumferential groove of the fuel return channel which extends around the pump housing of each plug-in pump and which forms a part of the fuel return channel of the respective plug-in fuel pump in order to inhibit the formation of pressure oscillations in the fuel return channel.

    摘要翻译: 在内燃机的插入式泵燃料喷射系统中,其中,对于内燃机的每个气缸,设置有插入式燃料喷射泵,每个气缸具有带有燃料供给通道和燃料返回通道的泵壳体, 设置有开口的环形板布置在燃料返回通道的周向槽中,该周向槽围绕每个插入泵的泵壳延伸并且形成相应插入式燃料泵的燃料返回通道的一部分,以便 抑制燃料返回通道中压力振荡的形成。