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    • 24. 发明授权
    • Device for controlling a gas exchange valve for internal combustion engines
    • 用于控制用于内燃机的气体交换阀的装置
    • US06321703B1
    • 2001-11-27
    • US09485543
    • 2000-02-14
    • Udo DiehlKarsten MischkerRainer WalterStefan FranzlVolker BeucheStefan Reimer
    • Udo DiehlKarsten MischkerRainer WalterStefan FranzlVolker BeucheStefan Reimer
    • F01L902
    • F01L9/02
    • A device for controlling a gas exchange valve for internal combustion engines, having a housing including an axially movable valve member, which on an end close to the combustion chamber, has a valve sealing face that cooperates with a valve seat affixed to the housing and on an end remote from the combustion chamber, has a piston that axially separates upper and lower hydraulic working chambers from each other. The lower working chamber closer to the combustion chamber acts on the valve member in the closing direction and the upper working chamber further from the combustion chamber acts on the valve member in the opening direction. The lower working chamber continuously communicates with a high pressure source and the upper working chamber can be alternatingly filled with high pressure by way of a high pressure supply line containing an electric control valve. The upper working chamber is discharged by way of a discharge line that contains an electric control valve. When the electric control valve is without current, the control valve closes the high pressure supply line connected with the upper working chamber and when the electric valve in the discharge line is without current, the discharge line is open.
    • 一种用于控制用于内燃机的气体交换阀的装置,具有壳体,该壳体包括可轴向移动的阀构件,其在靠近燃烧室的一端具有阀密封面,该阀密封面与固定在壳体上的阀座配合, 远离燃烧室的一端具有将上下液压工作室彼此轴向分离的活塞。 靠近燃烧室的下部工作室在关闭方向上作用于阀构件,并且进一步从燃烧室的上部工作室沿打开方向作用在阀构件上。 下部工作室与高压源连续连通,上部工作室可以通过含有电动控制阀的高压供给管线交替地充满高压。 上部工作室通过包含电动控制阀的排放管线排出。 当电动控制阀没有电流时,控制阀关闭与上部工作室连接的高压供给管线,并且当排出管路中的电动阀没有电流时,排出管路打开。
    • 28. 发明授权
    • Cylinder head
    • 气缸盖
    • US06948463B2
    • 2005-09-27
    • US10473311
    • 2002-11-28
    • Karsten MischkerMichael HuebelUwe HammerVolker BeuchePeter LangStefan Reimer
    • Karsten MischkerMichael HuebelUwe HammerVolker BeuchePeter LangStefan Reimer
    • F01L9/02
    • F01L9/02
    • A cylinder head for a combustion cylinder of an internal combustion engine is provided, which has at least one inlet opening and at least one outlet opening, as well as gas exchange valves which are operable by electrohydraulic valve actuators, some of which gas exchange valves function as inlet valves to control the at least one inlet opening, and some of which gas exchange valves function as outlet valves to control the at least one outlet opening. For the purpose of producing a compact, complete module which, as a separate component, may be tested for reliability and may be installed into the engine block of the internal combustion engine without additional preassembly effort, the cylinder head is provided with at least one high pressure line for supplying fluid under high pressure and at least one recycling line for recycling fluid, which have coupling openings for the hydraulic coupling of the valve actuators, and also means for fastening the valve actuators are provided.
    • 提供了一种用于内燃机的燃烧气缸的气缸盖,其具有至少一个入口和至少一个出口,以及可由电动液压阀致动器操作的气体交换阀,其中一些气体交换阀起作用 作为用于控制至少一个入口开口的入口阀,并且其中一些气体交换阀用作出口阀以控制至少一个出口开口。 为了生产紧凑的完整的模块,作为单独的部件,可以对其进行可靠性测试,并且可以在没有额外的预先组装的情况下将其安装到内燃机的发动机缸体中,气缸盖具有至少一个高的 提供了用于在高压下供应流体的压力线和用于再循环流体的至少一个回收管线,其具有用于阀致动器的液压联接的联接开口以及用于紧固阀致动器的装置。