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    • 4. 发明申请
    • A SELF-SETTING HIGH PRESSURE FITTING
    • 自设高压配件
    • WO2005084337A3
    • 2006-01-12
    • PCT/US2005006755
    • 2005-03-02
    • WATERS INVESTMENTS LTDKEENE RUSSELL
    • KEENE RUSSELL
    • F16L25/00F16L35/00
    • F16L15/009G01N30/6026
    • A coupling element (1) comprising a male sealing element (5) is disclosed herein. The male sealing element comprises a first end (7), second end (9), and a longitudinal axis extending between the first and second end. The coupling element is housed within a nut (3). In one aspect, the male sealing element has a generally cylindrical shape. Also, the male sealing element defines a fluid passageway therethrough for the transmission of fluid. The male sealing element is secured to a ferrule (13) which is located within a cavity of the nut. The first end of the male sealing element defines a conical sealing surface. In one aspect, the male conical sealing surface (17) mates with a female sealing element (23) which has a receptacle that is defined by a nearly complementary conical geometry. In this aspect, the male conical sealing surface has a mismatched angle when compared to the complementary conical female sealing element. The coupling element also has a biasing element (19) disposed between a retaining ring and the ferrule located within the nut cavity. This biasing element facilitates a fluid-tight, metal to metal (or metal to plastic, or plastic to plastic) seal between the male sealing element and female sealing element.
    • 本文公开了包括阳密封元件(5)的联接元件(1)。 阳密封元件包括第一端(7),第二端(9)和在第一端和第二端之间延伸的纵向轴线。 联接元件容纳在螺母(3)内。 在一个方面,阳密封元件具有大致圆柱形形状。 此外,阳密封元件限定了通过其的流体通道用于流体的传输。 阳密封元件固定到位于螺母的腔内的套圈(13)。 阳密封元件的第一端限定锥形密封表面。 在一个方面,阳锥形密封表面(17)与阴密封元件(23)配合,阴密封元件(23)具有由几乎互补的圆锥形几何形状限定的容座。 在这个方面,与互补锥形阴密封元件相比,阳锥形密封表面具有不匹配的角度。 联接元件还具有设置在保持环和位于螺母腔内的套圈之间的偏置元件(19)。 该偏置元件有助于在阳密封元件和阴密封元件之间的流体密封的金属对金属(或金属对塑料或塑料到塑料)的密封。
    • 7. 发明申请
    • COMBINATION FLOW THROUGH INJECTION AND ISOLATION VALVE FOR HIGH PRESSURE FLUIDS
    • 通过高压流体注入和隔离阀组合流动
    • WO2005089124A2
    • 2005-09-29
    • PCT/US2005007005
    • 2005-03-04
    • WATERS INVESTMENTS LTDKEENE RUSSELL
    • KEENE RUSSELL
    • F16K11/085
    • F16K11/0856B01D15/14G01N30/20G01N30/22Y10T137/86863
    • A flow through injection valve having a stationary member, a movable member, a surface of the stationary member interfacing with a surface of the movable member; and at least one pin isolation valve having a flow through internal conduit and movably positioned so that the internal conduit can interface with at least one flow through conduit in the movable member. The pin isolation valves are movably positioned so that the internal conduit is also capable of fluidically communicating with another flow through internal conduit in the movable member. The flow through injection valve can be combined with a similar flow through isolation valve to serve as a multiple valve and typically for replacing a conventional face seal valve of a high pressure liquid chromatography (HPLC) system. The multiple valve allows flow to be transferred through without need for switching or rotating under high pressure. Movement is by rotation or translation.
    • 具有固定构件,可动构件,与所述可动构件的表面接合的所述固定构件的表面的流过注射阀; 以及至少一个销隔离阀,其具有通过内部导管的流动并且可移动地定位,使得内部导管可与通过可移动构件中的导管的至少一个流体相接合。 销隔离阀可移动地定位,使得内部导管也能够与通过可移动构件中的内部导管的另一流体流体连通。 通过注射阀的流动可以与通过隔离阀的类似流体组合以用作多个阀,并且通常用于替换高压液相色谱(HPLC)系统的常规面密封阀。 多个阀允许流动通过而不需要在高压下切换或旋转。 运动是通过旋转或翻译。