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    • 2. 发明授权
    • Electromagnetically controllable valve arrangement
    • 电磁可控阀门装置
    • US5735582A
    • 1998-04-07
    • US682598
    • 1996-08-16
    • Hubert EithHelmut StaibMichael FriedowMartin ScheffelJurgen LanderGerhard StokmaierHans-Friedrich Schwarz
    • Hubert EithHelmut StaibMichael FriedowMartin ScheffelJurgen LanderGerhard StokmaierHans-Friedrich Schwarz
    • B60T8/36B60T8/48B60T8/50B60T15/02F16K31/06F16K31/40F16K39/02
    • F16K31/0693B60T15/028B60T8/363B60T8/365B60T8/4872B60T8/5025B60T8/5093F16K39/024Y10T137/87217
    • A valve assembly with a housing, a master valve and an auxiliary valve and an armature for the auxiliary valve and an electromagnet is proposed. In previous valve assemblies, in which the auxiliary valve, openable via the armature, serves to open the master valve, a master valve closing element is coupled via an idle stroke arrangement to the armature of the auxiliary valve closing element. If the armature traverses a first partial stroke, then the auxiliary valve is opened; if the armature traverses a further partial stroke, then via the idle stroke arrangement it can lift the master valve closing element from a master valve seat, if hydraulic forces are slight enough. Instead of the idle stroke arrangement, the master valve closing element is given its own armature, which is rigidly joined to the master valve closing element and acts in the opening direction. The valve assembly of the invention can advantageously be used in hydraulic vehicle brake systems that are set up for automatic braking. The smallness and the simplicity, thanks to the solid connection of the master valve closing element to its own armature, are advantageous.
    • PCT No.PCT / DE95 / 01561 Sec。 371日期:1996年8月16日 102(e)日期1996年8月16日PCT提交1995年11月11日PCT公布。 第WO96 / 15926号公报 日期1996年5月30日提出了具有壳体,主阀和辅助阀以及用于辅助阀和电磁体的电枢的阀组件。 在先前的阀组件中,辅助阀可通过电枢打开,用于打开主阀,主阀关闭元件通过空转行程装置联接到辅助阀关闭元件的电枢。 如果电枢横穿第一部分行程,则辅助阀打开; 如果电枢越过另一部分行程,则通过怠速行程装置,如果液压力足够小,则可以将主阀关闭元件从主阀座提升。 主阀关闭元件代替空转行程装置而被赋予其自己的电枢,其刚性地连接到主阀关闭元件并沿打开方向作用。 本发明的阀组件可有利地用于设置用于自动制动的液压车辆制动系统中。 由于主阀关闭元件与其自身的电枢的牢固连接,小而简单是有利的。
    • 6. 发明授权
    • Electromagnetically actuated valve, especially for hydraulic braking systems in motor vehicles
    • 电磁致动阀,特别适用于机动车辆的液压制动系统
    • US06705589B2
    • 2004-03-16
    • US10110654
    • 2002-07-08
    • Dirk HofmannHans-Friedrich SchwarzGerhard HahlValentin Schubitschew
    • Dirk HofmannHans-Friedrich SchwarzGerhard HahlValentin Schubitschew
    • B60T836
    • B60T8/367B60T15/028
    • The valve (10) has a seat valve (27) comprising a hollow cone-shaped valve seat (24) and an hemispherical shutoff element (26). An afflux bore (23) having contact with a pressure-medium inlet (19) discharges centrically into the valve seat (24). A solenoid armature (30) acting upon the seat valve (27) in opening fashion grips a push rod (25) comprising the shutoff element (26). The solenoid armature cooperates with a pole body (42) according to the flat-type armature principle. A preloaded return spring (39) acting on the seat valve (27) in closing fashion is arranged between the pole body (42) and the solenoid armature (30). The valve (10) works as a proportioning valve, because, in addition to a suitable design of the seat valve (27) and push rod (25), the magnetic force is infinitely variable and, together with a hydraulic force, has a monotonously increasing course as the valve opening stroke increases, while the spring force—which also has a monotonously increasing course as the valve opening stroke increases—has a positive slope that is greater than that of the course of the magnetic and hydraulic force.
    • 阀(10)具有包括中空锥形阀座(24)和半球形截止元件(26)的座阀(27)。 与压力介质入口(19)接触的流体孔(23)中心排放到阀座(24)中。 以打开方式作用在座阀(27)上的螺线管电枢(30)夹住包括截止元件(26)的推杆(25)。 螺线管电枢根据扁平电枢原理与极体(42)配合。 在极体(42)和螺线管电枢(30)之间布置有以闭合方式作用在座阀(27)上的预加载的复位弹簧(39)。 阀(10)作为比例阀,因为除了座阀(27)和推杆(25)的适当设计之外,磁力是无限可变的,并且与液压力一起是单调的 当阀开度行程增加时,随着阀开度行程增加而也具有单调递增过程的弹簧力 - 具有大于磁力和液压力过程的正斜率的正斜率。