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    • 2. 发明授权
    • Compact pin-within-a-sleeve three-way valve
    • 紧凑型针筒内三通阀
    • US5497806A
    • 1996-03-12
    • US293935
    • 1994-08-22
    • Bryan W. SwankArpad M. PatakiBela DoszpolyMark S. CavanaghJohn D. LaneKent V. ShieldsPhilip J. G. Dingle
    • Bryan W. SwankArpad M. PatakiBela DoszpolyMark S. CavanaghJohn D. LaneKent V. ShieldsPhilip J. G. Dingle
    • F16K11/07F02M59/46F16K11/044F16K31/06F15B13/044F16K11/00
    • F16K31/0693F02M63/0007F02M63/0017F02M63/0045F02M63/0073F02M63/008F16K11/044F16K31/0613Y10T137/86622Y10T137/8667
    • A three-way valve including a valve housing having a valve chamber and a high pressure fluid supply inlet, high pressure fluid outlet and drain communicating with the valve chamber is disclosed. A movable member is reciprocally received in the valve chamber so as to be reciprocated between first and second positions for selectively fluidically communicating the outlet with either the inlet or drain. A first valve seat is formed in the valve housing and concentrically disposed in the valve chamber for sealing communication between the outlet and drain and a second valve seat is concentrically disposed in a cavity formed in the movable member for sealing communication between the inlet and outlet. A floating pin is received in the movable valve member cavity at a one end of the movable valve member and cooperates with the second valve seat for selectively sealing fluidic communication between the inlet and the outlet. An actuating device is mounted on the valve housing adjacent an end of the movable valve member opposite the floating pin for advancing the movable valve member toward the first position when energized and for allowing the movable valve member to retract to the second position when de-energized.
    • 公开了一种三通阀,其包括具有阀室和高压流体供应入口的阀壳体,与阀室连通的高压流体出口和排水口。 可移动部件在阀室中往复运动,以便在第一和第二位置之间往复运动,以便选择性地将出口与入口或排水流体连通。 第一阀座形成在阀壳体中,同心地设置在阀室中,用于密封出口和排出口之间的连通,并且第二阀座同心地设置在形成在可移动部件中的空腔中,用于密封入口和出口之间的连通。 浮动销被容纳在可动阀构件空腔中的可移动阀构件的一端处,并与第二阀座配合,用于选择性地密封入口和出口之间的流体连通。 驱动装置安装在邻近可动阀构件的与浮动销相对的端部处的阀壳体上,用于当被激励时将可动阀构件朝向第一位置推进,并且当断电时允许可动阀构件缩回到第二位置 。
    • 3. 发明授权
    • Force balanced three-way solenoid valve
    • 力平衡三通电磁阀
    • US5396926A
    • 1995-03-14
    • US263219
    • 1994-06-17
    • Arpad M. PatakiBela DoszpolyBryan W. SwankMark S. CavanaghJohn D. LaneKent V. Shields
    • Arpad M. PatakiBela DoszpolyBryan W. SwankMark S. CavanaghJohn D. LaneKent V. Shields
    • F02M51/00F16K11/044F16K31/06F16K11/00
    • F16K31/0693F16K31/0613F16K31/0624Y10T137/86622Y10T137/87217
    • A pressure balanced three-way solenoid valve including a valve housing having a valve chamber and a high pressure fluid supply passage, high pressure fluid outlet passage and drain passage communicating with the valve chamber is disclosed. A movable valve member is reciprocally received in the valve chamber so as to be reciprocated between first and second positions for selectively fluidically communicating the outlet passage with either the supply passage or drain passage. A first valve seat is formed in the valve housing and concentrically disposed in the valve chamber for fluidic communication between the outlet passage and drain passage and a second valve seat is concentrically disposed in a cavity formed in the movable valve member for sealing communication between the supply passage and outlet passages. A floating pin is received in the movable valve member cavity and communicates with the second valve seat for selectively fluidic communication between the supply passage and outlet passage with the floating pin including an impact absorbing element for absorbing the impact of the movable valve member when the movable valve member contacts the floating pin during de-energization of the solenoid. Transitional losses are readily controlled and a high initial closing velocity may be achieved while preventing closing bounce and thus the formation of any leakage path between the floating pin and movable valve member upon de-energization of the solenoid.
    • 公开了一种压力平衡式三通电磁阀,其包括具有阀室和高压流体供给通道的阀壳体,与阀室连通的高压流体出口通道和排出通道。 可动阀构件在阀室中往复运动,从而在第一和第二位置之间往复运动,用于选择性地将出口通道与供应通道或排放通道流体连通。 第一阀座形成在阀壳体中并且同心地设置在阀室中,用于在出口通道和排放通道之间流体连通,并且第二阀座同心地设置在形成在可移动阀构件中的空腔中,用于密封供给 通道和出口通道。 浮动销被容纳在可动阀构件空腔中并与第二阀座连通,用于在供应通道和出口通道之间选择性地流体连通,浮动销包括用于吸收可移动阀构件的冲击的冲击吸收元件, 阀门构件在螺线管断电期间接触浮动销。 过渡损失易于控制,并且可以在防止闭合反弹并因此在螺线管断电时在浮动销和可动阀构件之间形成任何泄漏路径的同时实现高初始闭合速度。