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    • 1. 发明申请
    • HYDRAULIC VALVE ARRANGEMENT
    • 液压阀安装
    • US20110204267A1
    • 2011-08-25
    • US13098563
    • 2011-05-02
    • Thorkild ChristensenSiegfried ZenkerSvend Erik Thomsen
    • Thorkild ChristensenSiegfried ZenkerSvend Erik Thomsen
    • F16K31/00
    • F15B11/05E02F9/2225E02F9/2267F15B2211/20538F15B2211/30555F15B2211/329F15B2211/351F15B2211/50518F15B2211/50536F15B2211/55F15B2211/565F15B2211/6051F15B2211/7053F15B2211/7054
    • The invention concerns a hydraulic valve arrangement (1) with a supply connection arrangement comprising a high-pressure connection (P) and a low-pressure connection (T), a working connection arrangement comprising two working connections (A, B), which can be connected to a motor (4), a directional valve arrangement (5) located between the supply connection arrangement (P, T) and the working connection arrangement (A, B), and a compensation valve (15) acted upon in a first activation direction by a pressure in a first pressure chamber (33), which is connected to a load-sensing pipe (LS), and, if required, by a spring (32), and in a second activation direction opposite to the first activation direction by a pressure downstream of the directional valve arrangement (5), said pressure acting in a second pressure chamber (34), the compensation valve (15) having an inlet (14) and an outlet (19). In connection with a post-compensated valve, it is endeavoured to adjust the load pressures at the working connections (A, B) in dependence of the direction. For this purpose, each working connection (A, B) is connected to a control system, which amplifies the effect of the pressure in the first pressure chamber (33) on the compensation valve (15) in dependence of a pressure ruling at the working connection (A, B).
    • 本发明涉及具有包括高压连接(P)和低压连接(T)的供应连接装置的液压阀装置(1),包括两个工作连接(A,B)的工作连接装置,其可以 连接到电动机(4),位于供应连接装置(P,T)和工作连接装置(A,B)之间的方向阀装置(5)和补偿阀(15) 通过连接到负载传感管(LS)的第一压力室(33)中的压力,以及如果需要,通过弹簧(32)和在与第一激活相反的第二激活方向上的压力的激活方向 方向阀装置(5)下游的压力,所述压力作用在第二压力室(34)中,补偿阀(15)具有入口(14)和出口(19)。 结合补偿后阀门,努力根据方向调整工作连接(A,B)的负载压力。 为此,每个工作连接(A,B)连接到控制系统,该控制系统根据工作中的压力判定放大第一压力室(33)中的压力对补偿阀(15)的影响 连接(A,B)。
    • 7. 发明授权
    • Hydraulic valve arrangement
    • 液压阀装置
    • US07975598B2
    • 2011-07-12
    • US11956917
    • 2007-12-14
    • Thorkild ChristensenSiegfried ZenkerSvend Erik Thomsen
    • Thorkild ChristensenSiegfried ZenkerSvend Erik Thomsen
    • F15B13/042
    • F15B11/05E02F9/2225E02F9/2267F15B2211/20538F15B2211/30555F15B2211/329F15B2211/351F15B2211/50518F15B2211/50536F15B2211/55F15B2211/565F15B2211/6051F15B2211/7053F15B2211/7054
    • The invention concerns a hydraulic valve arrangement (1) with a supply connection arrangement comprising a high-pressure connection (P) and a low-pressure connection (T), a working connection arrangement comprising two working connections (A, B), which can be connected to a motor (4), a directional valve arrangement (5) located between the supply connection arrangement (P, T) and the working connection arrangement (A, B), and a compensation valve (15) acted upon in a first activation direction by a pressure in a first pressure chamber (33), which is connected to a load-sensing pipe (LS), and, if required, by a spring (32), and in a second activation direction opposite to the first activation direction by a pressure downstream of the directional valve arrangement (5), said pressure acting in a second pressure chamber (34), the compensation valve (15) having an inlet (14) and an outlet (19). In connection with a post-compensated valve, it is endeavored to adjust the load pressures at the working connections (A, B) in dependence of the direction. For this purpose, each working connection (A, B) is connected to a control system, which amplifies the effect of the pressure in the first pressure chamber (33) on the compensation valve (15) in dependence of a pressure ruling at the working connection (A, B).
    • 本发明涉及具有包括高压连接(P)和低压连接(T)的供应连接装置的液压阀装置(1),包括两个工作连接(A,B)的工作连接装置,其可以 连接到电动机(4),位于供应连接装置(P,T)和工作连接装置(A,B)之间的方向阀装置(5)和补偿阀(15) 通过连接到负载传感管(LS)的第一压力室(33)中的压力,以及如果需要,通过弹簧(32)和在与第一激活相反的第二激活方向上的压力的激活方向 方向阀装置(5)下游的压力,所述压力作用在第二压力室(34)中,补偿阀(15)具有入口(14)和出口(19)。 结合补偿后阀门,努力根据方向调整工作连接(A,B)的负载压力。 为此,每个工作连接(A,B)连接到控制系统,该控制系统根据工作中的压力判定放大第一压力室(33)中的压力对补偿阀(15)的影响 连接(A,B)。
    • 8. 发明申请
    • HYDRAULIC VALVE ARRANGEMENT
    • 液压阀安装
    • US20080245222A1
    • 2008-10-09
    • US11956917
    • 2007-12-14
    • Thorkild ChristensenSiegfried ZenkerSvend Erik Thomsen
    • Thorkild ChristensenSiegfried ZenkerSvend Erik Thomsen
    • F15B13/042F15B11/00F15B11/05
    • F15B11/05E02F9/2225E02F9/2267F15B2211/20538F15B2211/30555F15B2211/329F15B2211/351F15B2211/50518F15B2211/50536F15B2211/55F15B2211/565F15B2211/6051F15B2211/7053F15B2211/7054
    • The invention concerns a hydraulic valve arrangement (1) with a supply connection arrangement comprising a high-pressure connection (P) and a low-pressure connection (T), a working connection arrangement comprising two working connections (A, B), which can be connected to a motor (4), a directional valve arrangement (5) located between the supply connection arrangement (P, T) and the working connection arrangement (A, B), and a compensation valve (15) acted upon in a first activation direction by a pressure in a first pressure chamber (33), which is connected to a load-sensing pipe (LS), and, if required, by a spring (32), and in a second activation direction opposite to the first activation direction by a pressure downstream of the directional valve arrangement (5), said pressure acting in a second pressure chamber (34), the compensation valve (15) having an inlet (14) and an outlet (19). In connection with a post-compensated valve, it is endeavoured to adjust the load pressures at the working connections (A, B) in dependence of the direction. For this purpose, each working connection (A, B) is connected to a control system, which amplifies the effect of the pressure in the first pressure chamber (33) on the compensation valve (15) in dependence of a pressure ruling at the working connection (A, B).
    • 本发明涉及具有包括高压连接(P)和低压连接(T)的供应连接装置的液压阀装置(1),包括两个工作连接(A,B)的工作连接装置,其可以 连接到电动机(4),位于供应连接装置(P,T)和工作连接装置(A,B)之间的方向阀装置(5)和补偿阀(15) 通过连接到负载传感管(LS)的第一压力室(33)中的压力,以及如果需要,通过弹簧(32)和在与第一激活相反的第二激活方向上的压力的激活方向 方向阀装置(5)下游的压力,所述压力作用在第二压力室(34)中,补偿阀(15)具有入口(14)和出口(19)。 结合补偿后阀门,努力根据方向调整工作连接(A,B)的负载压力。 为此,每个工作连接(A,B)连接到控制系统,该控制系统根据工作中的压力判定放大第一压力室(33)中的压力对补偿阀(15)的影响 连接(A,B)。
    • 10. 发明授权
    • Hydraulic control valve with pressure sensing means
    • 带压力传感装置的液压控制阀
    • US4981159A
    • 1991-01-01
    • US442447
    • 1989-11-27
    • Thorkild ChristensenSvend E. ThomsenSiegfried Zenker
    • Thorkild ChristensenSvend E. ThomsenSiegfried Zenker
    • F15B11/05F15B13/04
    • F15B13/0417Y10T137/8671Y10T137/87185
    • A hydraulic control valve and sensing mechanism for controlling flow between a motor and a pump and container that includes a slide mounted in a housing bore for movement between a neutral position and two operative position. The slide has a central collar separated from end collars by slide grooves, profilings on diametric opposite sides of the slide grooves intersecting each groove. The housing bore has a pump groove supplied with pressure medium, axially opposite motor grooves connectable to motor conduits, and axially opposite the motor grooves from the pump grooves there are container grooves connectable to the container. The pressure sensing mechanism includes at least one pressure sensing orifice that is connected to the pressure to be sensed in an operative position of the slide but not being fluidly connected thereto when the slide is in its neutral position.
    • 一种用于控制电动机和泵和容器之间的流动的液压控制阀和感测机构,其包括安装在壳体孔中的滑块,用于在空档位置和两个操作位置之间移动。 滑块具有通过滑动槽与端部环分开的中心轴环,在与每个凹槽相交的滑动槽的直径相对侧上的剖面。 容纳孔具有供应有压力介质的泵槽,与马达导管连接的轴向相对的马达槽,并且与泵槽轴向相对的马达槽具有可连接到容器的容器槽。 压力感测机构包括至少一个压力感测孔口,当压载体处于其中立位置时,该压力感测孔口连接到滑动件的操作位置中的被感测压力,但不与其流体连接。