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    • 2. 发明公开
    • AN EXCESS-FLOW SAFETY SHUT-OFF DEVICE
    • ABUNDANCE安全装置报表
    • EP0713568A4
    • 1998-09-30
    • EP94922202
    • 1994-08-08
    • ESPLIN TREVOR THOMASMORRISON WALTERMORRISON JEAN
    • ESPLIN TREVOR THOMASMORRISON WALTERMORRISON JEAN
    • F16K17/28F17C13/12F16K17/00
    • F17C13/123F16K17/285F17C2205/0332F17C2205/0382F17C2221/035F17C2223/0153
    • A fluid flow safety device comprising a body having an inlet end for connection to a fluid supply and an inlet passageway which leads to a selective fluid flow sensor chamber and located at the outlet end of the said sensor chamber is a sealing means which encircles the outlet orifice and this outlet orifice is of smaller cross section than that of the sensor chamber, said outlet orifice leading from the sensor chamber into a pressure chamber within the body. Between the inlet end of the sensor chamber and the sealing means is a tapered section, wherein the bore of the sensor chamber decreases in diameter as it nears the sealing means. A movable plug which is positioned within the selective fluid flow sensor chamber can move between the inlet passageway end stop of the sensor chamber and the outlet orifice, and the movable plug is of greater diameter than the sensor chamber outlet orifice and is able to form a seal with the sealing means. This seal can occur when the flow of fluid through the sensor chamber is above a predetermined value. Within the pressure chamber is a movable piston which makes a sliding and sealing contact with it and whose sliding movement from a rest position increases or decreases the volume of the said pressure chamber. A passageway leading from the pressure chamber to an outlet aperture is connectable to further fluid transport mechanisms. One embodiment includes an indicator mark on the movable piston which is visible only when the pressure in the pressure chamber is above a predetermined value and a movement of the movable piston from a rest position fully towards the sensor chamber will deny a seal to be made between the movable plug and the sealing means. In the preferred embodiment, the movable piston is the primary valve mechanism which forms a seal between the inlet and outlet passageways. A sensor chamber shield encircles the sensor chamber by forming, defining and separating the internal length of the sensor chamber passageway from that of the inlet or any other passageway.
    • 3. 发明公开
    • ANTI HAMMER PILOT OPERATED VALVES HAVING REMOTE PILOT FOR USE IN REFUELLING, DOMESTIC MAINS WATER, REFRIGERATION APPLICATIONS
    • 具有远程试验装置的抗锤式导管操纵阀,用于加热,家用自来水,制冷应用
    • EP0931231A1
    • 1999-07-28
    • EP97942713.0
    • 1997-10-08
    • Esplin, Trevor ThomasEsplin, Patricia AnneMorrison, Walter GeorgeMorrison, Jean
    • Esplin, Trevor ThomasEsplin, Patricia AnneMorrison, Walter GeorgeMorrison, Jean
    • B67D7F16K31F17C13
    • B67D7/367F16K31/383F17C13/04F17C2205/0326F17C2205/0332F17C2205/0335F17C2205/0382F17C2221/033F17C2221/035F17C2223/0153F17C2223/033F17C2250/0413F17C2270/0186F17C2270/05F17C2270/07
    • A pilot operated valve having an inlet passageway (8) surrounded by an annular seat (6) surrounded by an outlet passageway (110) respectively. The main valve member (7) having turbulence shield (11) of greater diameter than the external diameter of the seat (113) and deflector plate (34). Turbulence shield (11) slows the descent of the valve during closing and prevents water hammer. Pressure chamber inlet (37 or 14) may have a check valve (15 or 21 respectively). Trigger passageway (17) is remotely operated depending on the application. For example a latching solenoid arrangement (figs. 3 to 7), float (figs. 10 and 11), handle or pressure balanced piston (fig. 15). The latching arrangement involves two solenoids with interacting armatures. As a refuelling valve trigger passageway (17) has a first pilot valve at a distal end opened upon coupling to the destination tank to vent the pilot chamber (12) and open main valve (7). A float comprises a second pilot valve which closes the trigger passageway prior to disengagement of the coupling to trigger the closing ot the main valve (6). A third manually operated pilot valve may be located on the main valve body. As a faucet valve (fgs. 12 to 14) the main valve resides under the counter and the pilot above. In one such arrangement the passageway (17) is concentric with the outlet (10), in another the pressure chamber inlet (14) and trigger (17) passageways are concentric. The pressure chamber (12) and outlet (10) may be concentric and in line (fig. 12).
    • 先导式操作阀具有分别由出口通道(110)围绕的环形座(6)围绕的入口通道(8)。 主阀构件(7)具有直径大于座(113)和偏转板(34)的外径的湍流防护罩(11)。 湍流防护罩(11)在关闭过程中减缓阀门的下降并防止水锤。 压力室入口(37或14)可以具有止回阀(分别为15或21)。 触发通道(17)根据应用进行远程操作。 例如一个闭锁螺线管装置(图3至7),浮子(图10和11),手柄或压力平衡活塞(图15)。 锁定装置涉及两个带有相互作用电枢的螺线管。 由于加油阀触发通道(17)在远端处具有第一导向阀,该第一导向阀在联接至目标罐以打开导向室(12)和打开主阀(7)时打开。 浮子包括第二导阀,该第二导阀在联接器脱离接合以触发主阀(6)的关闭之前关闭触发器通道。 第三手动操作的导向阀可以位于主阀体上。 作为一个龙头阀门(12至14号),主阀位于柜台和飞行员的上方。 在一种这样的布置中,通道(17)与出口(10)同心,另一个压力室入口(14)和触发器(17)通道是同心的。 压力室(12)和出口(10)可以是同心的并且在同一直线上(图12)。
    • 4. 发明公开
    • OUTLET PRESSURE LIMITING VALVE
    • 出口压力限制阀
    • EP0918966A1
    • 1999-06-02
    • EP97934391.0
    • 1997-08-19
    • Australian Water Products Pty. Ltd.Esplin, Trevor ThomasEsplin, Patricia AnneMorrison, Walter GeorgeMorrison, Jean
    • ESPLIN, Trevor, ThomasESPLIN, Patricia, AnneMORRISON, Walter, GeorgeMORRISON, Jean
    • F16K17F16K37G05D16
    • F16K17/048F16K17/04F16K17/065F16K17/30F16K37/0008G05D16/103G05D16/106
    • A main water supply safety valve to provide a maximum pressure to a water conditioning apparatus while preventing any shock load of water hammer from passing into the apparatus while still providing a single or dual check valve. When pressure acting on outlet side (306) of stepped piston (311) exceeds the force of spring (337) and pressure acting on the inlet side (304) of piston (311), the piston moves to shut off flow. The valve also has check valves (338 and 334) and a stepped ring (325) which moves to expose ring (330) to indicate that seals (312 and 313) have leaked or failed. In a different embodiment, the piston (311) has an internal seat (207) at the outlet end of piston bore (317) and a stepped shaft (203) in piston bore (317) biased towards the valve inlet (304). The step shoulder of shaft (203) seals against internal seat (207) when the piston (311) moves towards inlet (304) and a protruding portion of shaft (203) abuts against a stop.
    • 一种主供水安全阀,用于向水处理设备提供最大压力,同时防止水锤的任何冲击负荷进入设备,同时仍提供单或双止回阀。 当作用在阶梯式活塞311的出口侧306上的压力超过弹簧337的作用力和作用在活塞311的入口侧304上的压力时,活塞移动以切断流动。 该阀还具有止回阀(338和334)和阶梯环(325),该阶梯环(325)移动以暴露环(330)以指示密封件(312和313)泄漏或失效。 在不同的实施例中,活塞(311)在活塞孔(317)的出口端处具有内座(207),并且在活塞孔(317)中具有朝向阀入口(304)偏置的阶梯式轴(203)。 当活塞(311)朝向入口(304)移动并且轴(203)的突出部分抵靠止动件时,轴(203)的台阶肩部抵靠内座(207)密封。
    • 5. 发明公开
    • PRESSURE CONTROL VALVE
    • 压力控制阀
    • EP1509714A1
    • 2005-03-02
    • EP03717040.4
    • 2003-05-06
    • Morrison, Walter GeorgeMorrison, Jean
    • Morrison, Walter GeorgeMorrison, Jean
    • F16K15/06F16K17/30F16K31/363
    • G05D16/103Y10T137/7808Y10T137/7811
    • A pressure control valve (10) is disclosed which includes an inlet (11); an outlet (12); a valve body (13) between the inlet (11) and the outlet (12); a piston (14) having opposed smaller and larger ends (15, 16) each having a circumferentially extending piston wall, the piston (14) being slideably received within the valve body (13) and having a bore (19) therethrough; a porting assembly (20, 22) for providing a fluid passageway between the inlet (11) and the bore (12), and biasing means (26) for biasing the piston (14) against the pressure at the outlet (12) towards a first position proximate the outlet (12) from a second position proximate the inlet (11); wherein in the first position (FIG 1) fluid communication is made between the inlet (11) and the outlet (12) via the porting assembly (20, 22) and the bore (19), and in the second position fluid communication between the inlet (11) and the outlet (12) is prevented by the circumferentially extending piston wall of the smaller end (15) of the piston (14) cooperating with the porting assembly (20, 22) to close the fluid passageway between the inlet (11) and the bore (19).
    • 公开了一种压力控制阀(10),其包括入口(11); 一个出口(12); 位于入口(11)和出口(12)之间的阀体(13); 具有相对的较小和较大端部(15,16)的活塞(14),每个端部具有周向延伸的活塞壁,活塞(14)可滑动地容纳在阀体(13)内并具有穿过其中的孔(19); ,用于在入口(11)和孔(12)之间提供流体通道的出口组件(20,22),以及用于将活塞(14)抵抗出口(12)处的压力朝向 从靠近入口(11)的第二位置靠近出口(12)的第一位置; 其中在第一位置(图1)中经由端口组件(20,22)和孔(19)在入口(11)和出口(12)之间形成流体连通,并且在第二位置 通过与活塞组件(20,22)配合的活塞(14)的较小端部(15)的沿周向延伸的活塞壁阻止入口(11)和出口(12) 11)和孔(19)。
    • 7. 发明公开
    • AN EXCESS-FLOW SAFETY SHUT-OFF DEVICE
    • ABUNDANCE安全装置报表
    • EP0713568A1
    • 1996-05-29
    • EP94922202.0
    • 1994-08-08
    • Esplin, Trevor ThomasMorrison, WalterMorrison, Jean
    • Esplin, Trevor ThomasMorrison, WalterMorrison, Jean
    • F16K17F17C13
    • F17C13/123F16K17/285F17C2205/0332F17C2205/0382F17C2221/035F17C2223/0153
    • A fluid flow safety device comprises a body having an inlet end for connection to a fluid supply and an inlet passageway (8, 48, 103) which leads to a selective fluid flow sensor chamber (9, 49, 115) having a sealing means (10, 50) which encircles the outlet orifice (11, 51) of smaller cross section than that of the sensor chamber, said outlet orifice leading from the sensor chamber into a pressure chamber (12, 52) within the body leading to an outlet. Between the inlet end of the sensor chamber and the sealing means is a tapered section (13, 117), wherein the bore of the sensor chamber decreases in diameter as it nears the sealing means. A sensor chamber shield (120) may encircle the sensor chamber by forming , defining and separating the internal length of the sensor chamber passageway from that of the inlet or any other passageway. A ball (16, 56, 119) in the sensor chamber moves between the inlet passageway end of the sensor chamber and the outlet orifice, to form a seal with the sealing means when flow through the sensor is above a predetermined value. Within the pressure chamber is a movable piston (20, 60, 131) in sealing contact with it to increase or decrease the volume of the pressure chamber. Movement of the movable piston form a rest position fully towards the sensor chamber will deny a seal to made between the ball and the sealing means. The movable piston may be a primary valve mechanism which forms a seal between the inlet and outlet passagways. The movable piston may include an indicator mark visible only when the pressure in the pressure chamber is avove a predetermined value. Embodiments for LP gas include separate use of sensor chamber or movable piston with or without primary valve.