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    • 13. 发明授权
    • Seal profile
    • 密封型材
    • US08042816B2
    • 2011-10-25
    • US11716643
    • 2007-03-12
    • Eliezer KrauszAvi Chiproot
    • Eliezer KrauszAvi Chiproot
    • F16L17/035F16L17/025F16L33/18
    • F16L17/035F16L17/04F16L21/005
    • The invention relates to the external sealing and joining of piping. More particularly, the invention provides an improved seal profile which is suitable for use inside pipe couplings. The invention provides a twin-lip seal profile particularly useful in combination with a pipe coupling, the seal comprising: a substantially flat base element, having a first (inner) face and a second (outer) face and two outer edges. Two spaced-apart support blocks projecting upwardly from the first face of the base element, each support block having an outer and an inner face. Two lip members projecting from the outer edges of the base element, the lip members overlapping and resting on the closest support block and leaving a hollow space between the base element, the lip member and the outer face of the support block. The seal profile being characterized in that the plane or line of contact between the lip member and the support block, when extended towards the center of the profile, slopes to more closely approach the substantially flat base element, thus forming a wedge-like effect when pressure is applied to the lip members, the wedge-like effect preventing undesired outward movement of the lip members.
    • 本发明涉及管道的外部密封和接合。 更具体地,本发明提供了一种适于在管接头内使用的改进的密封轮廓。 本发明提供了一种特别适用于管接头的双唇密封型材,该密封件包括:具有第一(内)面和第二(外)面和两个外边缘的基本平坦的基体元件。 两个间隔开的支撑块从基部元件的第一面向上突出,每个支撑块具有外表面和内表面。 两个唇形构件从基部元件的外边缘突出,唇形构件重叠并搁置在最靠近的支撑块上并且在基座元件,唇形构件和支撑块的外表面之间留下中空空间。 密封轮廓的特征在于,当朝向轮廓的中心延伸时,唇形构件和支撑块之间的平面或接触线倾斜以更接近基本平坦的基部元件,从而形成楔形效应,当 对唇部构件施加压力,楔形效应防止唇部构件的不期望的向外移动。
    • 14. 发明申请
    • STATIONARY RADIAL COMPRESSED AIR SUPPLY
    • 静态压缩空气供应
    • US20110074146A1
    • 2011-03-31
    • US12994521
    • 2009-05-19
    • Piotr GorczakAntonius Kloft
    • Piotr GorczakAntonius Kloft
    • F16L17/035
    • B41F13/00B41P2227/20F16L27/087
    • A roller air supply structure has a stationary compressed air supply having a stationary pressure chamber that can be loaded with pressure, and a rotatable roller that has at least one opening in a surface thereof operable to be loaded with compressed air from the stationary compressed air supply. The roller is surrounded in the axial area of the opening to be loaded with compressed air in the circumferential direction at least in sections by the stationary pressure chamber. The compressed air supply has a sealing element that can be moved by loading the pressure chamber with compressed air from a position of rest into a sealing position and by relieving the pressure of the pressure chamber to ambient pressure from the sealing position into the position of rest. The sealing element and the pressure chamber are constructed such that when the sealing element is in the position of rest there is no connection between the roller and walls of the pressure chamber, and when the sealing element is in the sealing position there is a pressure-tight connection between the walls of the pressure chamber and the roller.
    • 滚筒供气结构具有固定的压缩空气供应装置,其具有可承受压力的固定压力室;以及可转动的滚筒,其可在其表面中具有至少一个开口,该开口可操作地装载来自固定压缩空气供应源 。 辊子在开口的轴向区域中被包围,以至少通过静止压力室的部分沿圆周方向装载压缩空气。 压缩空气源具有密封元件,该密封元件可以通过将压缩室从静止位置装载到密封位置并通过将压力室的压力从密封位置释放到静止位置的环境压力 。 密封元件和压力室被构造成使得当密封元件处于静止位置时,压力室的辊和壁之间没有连接,并且当密封元件处于密封位置时, 压力室壁与滚筒之间紧密连接。
    • 15. 发明授权
    • Sealing system--anti collapse device
    • 密封系统 - 防倒塌装置
    • US5860680A
    • 1999-01-19
    • US939608
    • 1997-09-30
    • Frans Pieter DrijverRene Perratone
    • Frans Pieter DrijverRene Perratone
    • E21B19/00F16J15/32F16L17/035
    • E21B19/004F16J15/3236F16L17/035
    • A sealing system for a rotatable fluid conduit coupling or swivel, in particular a swivel for the off-shore oil and gas exploitation or the like, the coupling comprising an inner or first part, an outer or second part concentrically surrounding the first part, an annular chamber formed by the opposite outer and/or inner walls of the inner and outer parts respectively, the chamber being connected to a fluid conduit in the first part and a fluid conduit in the second part, and a clearance between the parts on either side of the chamber which clearances each are sealed by at least one sealing ring located in an annular recess in one and/or the other of the opposite walls forming the clearance, the sealing ring being of resilient low friction material and of the type which allows flexing of the seal lips under over pressure in the clearance from the side of the chamber beyond the pressure behind the sealing ring, the improvement being that in the recess the sealing ring cooperates with or has been provided with means which limit the degree of flexible deformation in case reverse pressure occurs over the sealing ring.
    • 用于可旋转的流体管道的密封系统,其联接或旋转,特别是用于离岸油气开采的旋转体等,所述联接器包括内部或第一部分,同心地围绕第一部分的外部或第二部分, 环形室分别由内部和外部的相对的外壁和/或内壁形成,腔室连接到第一部分中的流体导管和第二部分中的流体导管,以及两侧部分之间的间隙 所述间隙各自由位于形成所述间隙的相对壁中的一个和/或另一个中的环形凹部中的至少一个密封环密封,所述密封环是弹性低摩擦材料,并且是允许弯曲的类型 的密封唇在超过密封环后面的压力的空腔中的过度压力下超过了密封环之后的压力,其改进在于,在凹部中,密封环与或 已经提供了在密封环上发生反向压力的情况下限制挠性变形程度的装置。
    • 16. 发明授权
    • Sealing sytem--anti collapse device
    • 密封系统防倒塌装置
    • US5720503A
    • 1998-02-24
    • US552311
    • 1995-11-08
    • Frans Pieter DrijverRene Perratone
    • Frans Pieter DrijverRene Perratone
    • E21B19/00F16J15/32F16L17/035
    • E21B19/004F16J15/3236F16L17/035
    • A sealing system for a rotatable fluid conduit coupling or swivel, in particular a swivel for the off-shore oil and gas exploitation or the like, the coupling comprising an inner or first part, an outer or second part concentrically surrounding the first part, an annular chamber formed by the opposite outer and/or inner walls of the inner and outer parts respectively, the chamber being connected to a fluid conduit in the first part and a fluid conduit in the second part, and a clearance between the parts on either side of the chamber which clearances each are sealed by at least one sealing ring located in an annular recess in one and/or the other of the opposite walls forming the clearance, the sealing ring being of resilient low friction material and of the type which allows flexing of the seal lips under over pressure in the clearance from the side of the chamber beyond the pressure behind the sealing ring, the improvement being that in the recess the sealing ring cooperates with or has been provided with means which limit the degree of flexible deformation in case reverse pressure occurs over the sealing ring.
    • 用于可旋转的流体管道的密封系统,其联接或旋转,特别是用于离岸油气开采的旋转体等,所述联接器包括内部或第一部分,同心地围绕第一部分的外部或第二部分, 环形室分别由内部和外部的相对的外壁和/或内壁形成,腔室连接到第一部分中的流体导管和第二部分中的流体导管,以及两侧部分之间的间隙 所述间隙各自由位于形成所述间隙的相对壁中的一个和/或另一个中的环形凹部中的至少一个密封环密封,所述密封环是弹性低摩擦材料,并且是允许弯曲的类型 的密封唇在超过密封环后面的压力的空腔中的过度压力下超过了密封环之后的压力,其改进在于,在凹部中,密封环与或 已经提供了在密封环上发生反向压力的情况下限制挠性变形程度的装置。