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    • 2. 发明申请
    • SHOCK VALVE FOR HYDRAULIC DEVICE
    • 液压装置用振动阀
    • WO2007136998A3
    • 2008-07-24
    • PCT/US2007068572
    • 2007-05-09
    • WHITE DRIVE PRODUCTS INCDAIGRE RICHARD
    • DAIGRE RICHARD
    • F16K17/18F04C2/00F16H61/4017F16H61/4043
    • F16H61/4043F15B2211/50563F15B2211/7058F16H61/4017Y10T137/7771Y10T137/7837
    • A shock valve assembly for a hydraulic system includes a fluid path extending between a first port and a second port with a shock valve disposed in the fluid path to normally block fluid flow through the fluid path between the first and second ports. The shock valve temporarily opens to permit fluid flow between the first port and a second port through the fluid path when a fluid pressure differential between the ports exceeds a predetermined threshold. Fluid flow occurs in a first direction from the first port to the second port through the fluid path when the shock valve is temporarily opened and fluid pressure in the first port is greater than the second port. Fluid flow occurs in a second, reverse direction through the fluid path from the second port to the first port when the shock valve is temporarily opened and fluid pressure in the second port is greater than the first port.
    • 用于液压系统的冲击阀组件包括在第一端口和第二端口之间延伸的流体路径,其中设置在流体路径中的冲击阀以正常阻挡流过第一和第二端口之间的流体路径的流体流动。 当端口之间的流体压差超过预定阈值时,冲击阀临时打开以允许流体在第一端口和第二端口之间通过流体路径流动。 当冲击阀临时打开并且第一端口中的流体压力大于第二端口时,流体流从第一端口到第二端口通过流体路径发生。 当冲击阀暂时打开并且第二端口中的流体压力大于第一端口时,流体流动沿着从第二端口到第一端口的流体路径沿第二反向方向发生。
    • 3. 发明申请
    • VALVE FOR CONTROL OF HIGH PRESSURE AIR PULSE
    • 高压空气脉冲控制阀
    • WO2007038826A1
    • 2007-04-12
    • PCT/AU2006/001286
    • 2006-09-01
    • GOYEN CONTROLS CO. PTY LTDSOUTHAM, Matthew
    • SOUTHAM, Matthew
    • F17C13/04B67D3/04F16K1/32F16K1/44F16K15/06F16K27/00F16K27/02F16K31/32F16L5/08F16L41/14
    • F16K1/302F16K15/028F16K27/0209Y10T137/598Y10T137/6065Y10T137/7504Y10T137/7771Y10T137/7837Y10T137/86372
    • A valve for use in the control of pressurised air from a pressure tank, the pressure tank including a wall in which an outlet port is formed, the wall having an inner surface and an outer surface. The valve comprises a valve body of generally cylindrical configuration having an inner end which in use is located inside the pressure tank and an outer end which in use is located outside of the tank. A flow passage extends through the valve body, the flow passage having an inlet at or adjacent the inner end of the body and an outlet at or adjacent the outer end of the body. A valve seat surrounds the flow passage and a valve closure member is moveable towards and away from the valve seat to close and open the valve respectively. An operating means is provided for moving the valve closure member in order to operate the valve. The valve is characterised in that the valve body has at least one laterally extending mounting formation at or adjacent the inner end thereof, the mounting formation being shaped and dimensioned to enable the inner end and the mounting formation to be introduced into the pressured tank through the outlet port, and when in position, the mounting formation engages with the inner surface of the wall of the tank adjacent the outlet port. The valve includes a mounting collar movable towards the mounting formation so as to engage the outer surface of the wall adjacent the opening and thereby clamp the tank wall between the mounting formation and the mounting collar.
    • 一种用于控制来自压力罐的加压空气的阀,所述压力罐包括其中形成有出口的壁,所述壁具有内表面和外表面。 该阀包括具有大致圆柱形构造的阀体,其具有使用中位于压力罐内部的内端和在使用中位于罐外部的外端。 流动通道延伸穿过阀体,流动通道在主体的内端处或相邻的端部具有入口,并且在主体的外端处或邻近主体的外端处具有出口。 阀座围绕流动通道并且阀关闭构件能够朝向和远离阀座移动以分别关闭和打开阀。 提供操作装置用于移动阀关闭构件以操作阀。 该阀的特征在于,阀体在其内端处或邻近其内端具有至少一个横向延伸的安装结构,安装结构的形状和尺寸被设计成使得内端和安装结构能够通过 出口,并且当处于适当位置时,安装形成件与邻近出口的罐的壁的内表面接合。 阀包括可朝向安装结构移动的安装环,以便与邻近开口接合壁的外表面,从而将罐壁夹在安装结构和安装环之间。
    • 5. 发明申请
    • VALVE FOR USE WITH CHEST DRAINAGE SYSTEM
    • 阀门用于排风系统
    • WO2005057062A2
    • 2005-06-23
    • PCT/US2004/040903
    • 2004-12-08
    • ATRIUM MEDICAL CORPORATIONCORBEIL, Scott, E.KARWOSKI, TheodoreWANT, NicholasFORCUCCI, Stephen, J.
    • CORBEIL, Scott, E.KARWOSKI, TheodoreWANT, NicholasFORCUCCI, Stephen, J.
    • F16K
    • F16K17/18A61M1/0013A61M39/24Y10T137/7771Y10T137/778Y10T137/7882
    • A valve for use in a chest drainage device is disclosed, the chest drainage device is adapted to receive liquid and air from a patient’s chest cavity via an inlet and to permit air to escape through an outlet for air to leave the chest drain, the inlet and outlet define a flow path and the valve is disposed along the flow path. The valve has a valve element that separates an upstream chamber from a downstream chamber and has a first and second sealing surface that are opposed so that when the first and second sealing surfaces are in contact, air pressure below a predetermined value will be prevented from moving from the downstream location to the upstream location. The valve element allows air to move from the upstream chamber to the downstream chamber at a low pressure differential. A pressure relief actuating element is disposed in the valve and located adjacent the valve element such that when the predetermined sub-atmospheric pressure limit between the upstream side and the downstream side is reached or exceeded, the valve element deforms and contacts the pressure relief actuating element such that the post causes the first and second sealing surfaces to partially separate and reduce the pressure differential.
    • 公开了一种用于胸部引流装置的阀,胸部引流装置适于经由入口从患者的胸腔接收液体和空气,并允许空气通过出口排出空气以离开胸腔排泄物,入口 并且出口限定流动路径,并且阀沿着流动路径设置。 阀具有将上游室与下游室隔开的阀元件,并且具有相对的第一和第二密封表面,使得当第一和第二密封表面接触时,防止低于预定值的空气压力移动 从下游位置到上游位置。 阀元件允许空气以低压差从上游室移动到下游室。 压力释放致动元件设置在阀中并且位于阀元件附近,使得当达到或超过上游侧和下游侧之间的预定次大气压力极限时,阀元件变形并接触压力释放致动元件 使得柱使得第一和第二密封表面部分地分离并降低压力差。
    • 7. 发明申请
    • SELECTIVELY OPENED BI-DIRECTIONAL CRACKING VALVE
    • 选择性开放的双向打开阀
    • WO1995016871A1
    • 1995-06-22
    • PCT/US1994013584
    • 1994-11-25
    • ABBOTT LABORATORIES
    • ABBOTT LABORATORIESPOLI, Robert, G.
    • F16K17/18
    • F16K7/00A61M39/24A61M39/281A61M2039/242A61M2039/2426F16K15/185F16K17/18Y10T137/7771Y10T137/7877Y10T137/7881
    • A bi-directional cracking valve that can be selectively opened. Bi-directional cracking valve (10, 70) is formed using an elastomeric membrane (34). Centered within the elastomeric membrane is a slit (36) that remains closed, blocking fluid flow through the device until a differential pressure across the elastomeric membrane exceeds a predefined cracking pressure, sufficient to force fluid through the slit. The elastomeric membrane is an integral part of an elastomeric cylinder (28), which is mounted in a valve carrier (12). The valve carrier includes ports disposed at opposite ends and the ports are adapted to couple to tubing. An operator can selectively enable fluid flow through the device by squeezing side tabs (40, 42) disposed on opposite sides of the elastomeric membrane together, forcing the slit open. A latch (46) is provided to keep the bi-directional cracking valve in an open state.
    • 可以有选择地打开的双向开关阀。 使用弹性体膜(34)形成双向开裂阀(10,70)。 以弹性体膜为中心的是狭缝(36),其保持关闭,阻止流体流过该装置,直到穿过弹性体膜的压差超过预定的开启压力,足以迫使流体穿过狭缝。 弹性膜是弹性体圆柱体(28)的组成部分,其被安装在阀载体(12)中。 阀载体包括设置在相对端部的端口,并且端口适于联接到管道。 操作者可以通过将设置在弹性体膜的相对侧上的侧突片(40,42)挤压在一起来迫使狭缝打开,从而可以选择性地使液体流过装置。 提供一个闩锁(46)以保持双向开启阀处于打开状态。
    • 9. 发明申请
    • CUSHION AND SELF-ADJUSTING VALVE
    • 座垫和自调节阀
    • WO2012061292A2
    • 2012-05-10
    • PCT/US2011058582
    • 2011-10-31
    • ROHO INCCLAPPER DENNIS L
    • CLAPPER DENNIS L
    • A47C27/10B60C29/00
    • A47C27/10A47C7/021A47C27/081A47C27/088F16K15/044F16K15/20F16K15/207F16K17/0406F16K17/0413F16K17/048Y10T137/7771
    • A cushion with a support pad comprising a plurality of compressible suspension elements with a cover top and bottom joined together to form an impervious barrier, and a valve in fluid communication with the plurality of compressible suspension elements that allows the controlled expulsion of air until a user positioned on the cushion is optimally immersed in the cushion. When the user is removed from the cushion, the valve allows ingress of air into the cushion. In one aspect, the valve comprises an expansion valve controls air flow out of and into the cushion. In one aspect, the valve comprises a labyrinth seal that dampens air flow and pressure spikes. The valve comprises a pressure responsive compression spring that controls the expulsion of air from the cushion and, consequently, adjusting the immersion depth of the seated user.
    • 一种具有支撑垫的衬垫,所述衬垫包括多个可压缩悬挂元件,所述多个可压缩悬挂元件的顶部和底部连接在一起以形成不可渗透的屏障,以及与所述多个可压缩悬挂元件流体连通的阀,所述阀允许空气的受控排出,直到使用者 定位在缓冲垫上最佳地浸入缓冲垫中。 当使用者从垫子上移开时,阀门允许空气进入垫子。 在一个方面中,该阀包括膨胀阀,该膨胀阀控制气流流出并进入垫中。 在一个方面,该阀包括迷宫式密封件,该迷宫式密封件阻尼气流和压力尖峰。 该阀包括压力响应压缩弹簧,其控制空气从衬垫排出,并因此调节就座用户的浸入深度。
    • 10. 发明申请
    • HYDRAULIC CIRCUIT AND MANIFOLD WITH MULTIFUNCTION VALVE
    • 具有多功能阀的液压回路和歧管
    • WO2011037612A2
    • 2011-03-31
    • PCT/US2010/002561
    • 2010-09-20
    • U.S. ENVIRONMENTAL PROTECTION AGENCYGRAY, Charles, L.
    • GRAY, Charles, L.
    • F15B13/02F15B11/02F16K1/22F16K31/52F16K11/00
    • G05D7/0641Y10T137/0318Y10T137/0396Y10T137/7771Y10T137/778Y10T137/7878Y10T137/7898Y10T137/7906Y10T137/877
    • A hydraulic manifold has features adapted to the needs of hybrid vehicle applications. In one embodiment, multifunction valves selectively regulate fluid flow among primary and auxiliary flow paths. A normally closed butterfly valve is biased by a relatively small secondary biasing force against rotation in first and second (opposite) directions, and by a relatively large principal biasing force against rotation in the first direction past a transitional angular position at which the principal biasing force takes effect. An actuator selectively controls the transitional angular position and the magnitude of the principal biasing force. In the first direction, flow must overcome only the secondary biasing force to pass the valve. In the second direction, any flow sufficient to overcome the secondary biasing force but not the principal biasing force will divide into a first flow passing the valve and a second flow induced to enter an auxiliary path upstream. Additional flow causing the principal biasing force to additionally be overcome will substantially pass the valve as part of the first flow. This and other embodiments provide a manifold that is controllable to allocate flow among primary and auxiliary paths while remaining responsive to sudden large changes in flow independently of immediate control response.
    • 液压歧管具有适合混合动力汽车应用的需要的特征。 在一个实施例中,多功能阀选择性地调节主要和辅助流动路径之间的流体流动。 常闭蝶阀通过相对较小的次级偏压力被抵抗第一和第二(相反)方向上的旋转,并且通过相对较大的主偏压力抵抗第一方向上的旋转超过过渡角位置,在该过渡角位置处,主偏压力 生效。 致动器选择性地控制过渡角位置和主偏置力的大小。 在第一个方向,流动只能克服次级偏压力来通过阀门。 在第二方向上,足以克服二次偏压力而不是主要偏压力的任何流动将分成通过阀的第一流和被引导进入辅助通道上游的第二流。 另外克服主要偏压力的额外流动将基本上通过作为第一流动的一部分的阀。 本实施例和其它实施例提供了可控制的歧管,以在主路径和辅助路径之间分配流量,同时保持响应于独立于即时控制响应的突然的大流量变化。