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    Intake manifold with hollow fastening screws for an internal combustion engine
    1.
    发明公开
    Intake manifold with hollow fastening screws for an internal combustion engine 有权
    Saugrohr mit hohlen Befestigungsschraubenfüreinen Verbrennungsmotor

    公开(公告)号：EP2157311A1

    公开(公告)日：2010-02-24

    申请号：EP08425567.8

    申请日：2008-08-21

    申请人： Magneti Marelli Powertrain S.p.A.

    发明人： Davitti, Andrea ,  Schiavina, Giampaolo ,  Trani, Giovan Giuseppe

    IPC分类号： F02M35/10

    CPC分类号： F02M35/10065 ,  F02M35/10078 ,  F02M35/10144 ,  F02M35/10321 ,  F02M35/10347 ,  F02M35/108 ,  F16B35/041

    摘要： An intake manifold (4) for an internal combustion engine (1) provided with a head (2) in which a number of cylinders (3) are obtained; the intake manifold (4) has a body (21) of the intake manifold (4) made of plastic material in which an intake chamber (22), which receives fresh air from the external environment, and a number of intake pipes (9), each of which connects the intake chamber (22) to a corresponding cylinder (3) of the internal combustion engine (1), are defined; at least one component (8) which is supported by the body (21) of the intake manifold (4); and at least one fastening screw (24) which has a head (28) and a shank (29), establishes a mechanical connection between the body (21) of the intake manifold (4) and the component (8), is arranged in a first through hole (25) obtained through the component and in a second through hole obtained through the body (21) of the intake manifold (4), and has an internal cavity (30) which longitudinally and centrally extends inside the fastening screw (24) itself.

    摘要翻译： 一种用于内燃机（1）的进气歧管（4），其具有头部（2），其中获得多个气缸（3）; 进气歧管（4）具有由塑料材料制成的进气歧管（4）的主体（21），其中从外部环境接收新鲜空气的进气室（22）和多个进气管（9） ，其中每个将所述进气室（22）连接到所述内燃机（1）的相应气缸（3）; 至少一个由进气歧管（4）的主体（21）支撑的部件（8）; 并且具有头部（28）和柄（29）的至少一个紧固螺钉（24）在进气歧管（4）的主体（21）和部件（8）之间建立机械连接，被布置在 通过所述部件获得的第一通孔（25）和通过所述进气歧管（4）的主体（21）获得的第二通孔，并且具有内部空腔（30），所述内部空腔在所述紧固螺钉内纵向和中心延伸 24）本身。