Hydraulic control device
    1.
    发明授权
    Hydraulic control device 有权
    液压控制装置

    公开(公告)号:US08245507B2

    公开(公告)日:2012-08-21

    申请号:US12407496

    申请日:2009-03-19

    Abstract: A hydraulic control device for moving at least one hydraulic consumer comprises at least one supply line, a discharge line or bypass line to which the hydraulic consumer is connected, and at least one pressure source and, optionally, a directional control valve. The line contains a dosing device for measuring a hydraulic medium dose by using a given compressibility of the hydraulic medium. The measured hydraulic medium dose either is supplied from the dosing device into the hydraulic consumer connected downstream or is discharged from the hydraulic consumer connected upstream into the dosing device. The dosing device comprises from upstream to downstream in series first and second blocking members which respectively can be switched into a leakage-free blocking position and into a through flow position, and a dead space between the blocking members. For dosing the hydraulic medium dose the blocking members are switched several times alternatingly.

    Abstract translation: 用于移动至少一个液压消耗器的液压控制装置包括至少一个供液管线,排放管线或液压消耗器连接的旁通管路,以及至少一个压力源和任选的方向控制阀。 该线路包含用于通过使用液压介质的给定压缩性来测量液压介质剂量的计量装置。 所测量的液压介质剂量也可从配量装置供应到与下游连接的液压消耗装置中,或从上游连接到配量装置中的液压消耗装置排出。 配料装置包括从上游到下游的串联的第一和第二阻塞构件,其分别可以切换到无泄漏的阻塞位置并且进入通过流动位置以及阻塞构件之间的死区。 对于液压介质的剂量,阻塞构件交替进行几次。

    HYDRAULIC CONTROL DEVICE
    2.
    发明申请
    HYDRAULIC CONTROL DEVICE 有权
    液压控制装置

    公开(公告)号:US20090235921A1

    公开(公告)日:2009-09-24

    申请号:US12407496

    申请日:2009-03-19

    Abstract: A hydraulic control device for moving at least one hydraulic consumer comprises at least one supply line, a discharge line or bypass line to which the hydraulic consumer is connected, and at least one pressure source and, optionally, a directional control valve. The line contains a dosing device for measuring a hydraulic medium dose by using a given compressibility of the hydraulic medium. The measured hydraulic medium dose either is supplied from the dosing device into the hydraulic consumer connected downstream or is discharged from the hydraulic consumer connected upstream into the dosing device. The dosing device comprises from upstream to downstream in series first and second blocking members which respectively can be switched into a leakage-free blocking position and into a through flow position, and a dead space between the blocking members. For dosing the hydraulic medium dose the blocking members are switched several times alternatingly.

    Abstract translation: 用于移动至少一个液压消耗器的液压控制装置包括至少一个供液管线,排放管线或液压消耗器连接的旁通管路,以及至少一个压力源和任选的方向控制阀。 该线路包含用于通过使用液压介质的给定压缩性来测量液压介质剂量的计量装置。 所测量的液压介质剂量也可从配量装置供应到与下游连接的液压消耗装置中,或从上游连接到配量装置中的液压消耗装置排出。 配料装置包括从上游到下游的串联的第一和第二阻塞构件,其分别可以切换到无泄漏的阻塞位置并且进入通过流动位置以及阻塞构件之间的死区。 对于液压介质的剂量,阻塞构件交替进行几次。

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