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    • 101. 发明授权
    • Compact multi-service ball valve
    • 紧凑型多功能球阀
    • US4762301A
    • 1988-08-09
    • US11753
    • 1987-02-06
    • Richard F. WozniakRobert C. StewartPeter C. Williams
    • Richard F. WozniakRobert C. StewartPeter C. Williams
    • F16K27/06F16K5/06F16K5/20
    • F16K5/0642F16K27/067F16K5/0678F16K5/205
    • A ball valve having a two component body with a bonnet section formed integrally with one of the body components. A first body member defines a first flow passage and a first end of a valve chamber. The second body member forms a second flow passage and a second end of the valve chamber. Formed about the first flow passage is a first sleeve member which extends axially into the valve chamber. A cylindrical stem receiving chamber is also formed in the first body member and extends radially outwardly from the valve chamber to open to the exterior of the first body member through an inwardly facing shoulder. Inner and outer radially spaced sleeves are formed integrally with the second body member and extend into the valve chamber circumferentially about the second flow passage. The inner sleeve is aligned with the first sleeve member formed about the first flow passage on the first body member. A valve ball is mounted in the chamber in axial alignment with the first and second flow passages. Seat rings are positioned about the first and second sleeve members and biased into engagement with the valve ball. An operating stem is provided for rotating the ball. The operating stem is positioned axially of the stem receiving chamber and has a pair of spaced, outwardly extending integral flanges located axially inwardly of the shoulder. Stem seal means are located between the pair of flanges and a resilient bearing ring is located between said shoulder and the outermost flange of said pair of flanges.
    • 102. 发明授权
    • Ball valve
    • 球阀
    • US4685488A
    • 1987-08-11
    • US827104
    • 1986-02-07
    • Susan E. CorbinCal R. BrownDavid W. CrozierPeter C. Williams
    • Susan E. CorbinCal R. BrownDavid W. CrozierPeter C. Williams
    • F16K5/06F16K5/20F16K11/087F16K27/06
    • F16K11/0876F16K5/201Y10T137/6157
    • A ball valve comprising a housing having a cylindrical bore extending inwardly from the exterior and defining a valve chamber with inlet and outlet passages connected from the exterior of the housing to the chamber. A ball valve member is positioned axially in the chamber and has a cylindrical operating stem extending axially of the bore into a position exterior of the housing. Positioned within the chamber is a mass of resilient packing material which surrounds the ball and substantially fills the chamber. Adjustable means are provided for applying a compressive load to the packing to cause it to sealingly engage the inner walls of the chamber and the exterior of the ball member. The adjustable means include a rigid circular gland member closely received in the bore and extending transversely thereof in engagement with the packing. A circular opening in the gland member closely surrounds the operating stem and disk spring means are positioned on the gland member on the side opposite the packing. Closely received in the bore outwardly of the disk spring means is a packing nut having an inner surface engaging the disk spring means. Means are associated with the packing nut and the bore for adjustably moving the packing nut member toward the packing gland to compress the disk spring means and apply a biasing force to the packing.
    • 一种球阀,包括壳体,该壳体具有从外部向内延伸的圆柱形孔,并且限定具有从壳体的外部连接到腔室的入口和出口通道的阀室。 球阀构件轴向地定位在腔室中,并且具有圆柱形操作杆,其将孔的轴向延伸到壳体外部的位置。 定位在室内的是包围球并基本上填充室的弹性包装材料的质量。 提供可调节装置用于向包装件施加压缩载荷以使其密封地接合室的内壁和球部件的外部。 可调节装置包括紧密地容纳在孔中并且横向延伸地与填料接合的刚性圆形压盖构件。 压盖构件中的圆形开口紧密地围绕操作杆,并且盘弹簧装置位于与衬垫相对的一侧上的压盖构件上。 紧密地接收在盘簧装置外面的孔中的是具有接合盘弹簧装置的内表面的填料螺母。 装置与包装螺母和用于可调节地将填料螺母构件朝向填料压盖移动的孔相关联,以压缩盘簧装置并向填料施加偏置力。
    • 103. 发明授权
    • High pressure ball valve
    • 高压球阀
    • US4572239A
    • 1986-02-25
    • US648132
    • 1984-09-07
    • Ulrich H. KochPeter C. WilliamsGilbert F. Lutz
    • Ulrich H. KochPeter C. WilliamsGilbert F. Lutz
    • F16K11/087F16K27/06F16K5/06F16K25/00
    • F16K11/0873F16K27/067Y10T137/5762Y10T137/86871
    • A ball valve designed for high pressure shut-off at fluid pressures approaching the ultimate compressive stress of plastic annular seat rings which are employed. The ball member is trunnion mounted in order to carry the total force of the shut-off pressure and the seat rings are disposed in seat ring carriers. Each seat ring includes a spherical ball engaging surface having a radius slightly smaller than the radius of the ball. Each carrier is continuously urged toward the ball by a plurality of disc springs in order that the seat ring engaging surfaces will be in continuous sealing engagement with the ball surface. The seat ring engaging surfaces are configured so that at least the areas thereof located adjacent the outer diameters will be first to sealingly engage the ball. The valve components are configured and dimensioned to limit the effective area on which fluid pressure may act in urging the seat rings into ball contact for thus controlling compressive stresses which may be exerted on the plastic seat ring material. Also, fluid pressure urges the seat rings toward the ball to enhance sealing engagement with the ball regardless of the position of each seat ring upstream or downstream of the ball from the source of fluid pressure and also with the valve in the open position. The inventive concept involved may advantageously be employed in a variety of valve bodies to accommodate a plurality of fluid shut-off applications.
    • 一种球阀,用于在接近塑料环形座圈的极限压缩应力的流体压力下进行高压切断。 滚珠构件是耳轴安装的,以便承载关闭压力的总的力,并且座圈设置在座圈环架中。 每个座圈包括具有稍小于球的半径的半径的球形球接合表面。 每个托架通过多个碟形弹簧被连续地推向球,以使座环接合表面将与球表面保持连续的密封接合。 座环接合表面被构造成使得至少其邻近外径定位的区域将首先密封地接合球。 阀部件的构造和尺寸被限制为限制流体压力可以起作用的有效面积,以将座圈推动成球接触,从而控制可施加在塑料座圈材料上的压缩应力。 此外,流体压力促使座圈朝向球以增强与球的密封接合,而不管球的上游或下游的每个座环的位置与流体压力源的位置以及阀处于打开位置。 所涉及的发明概念可以有利地用于各种阀体以适应多个流体切断应用。
    • 104. 发明授权
    • Valve stem packing assembly
    • 阀杆包装组件
    • US4558874A
    • 1985-12-17
    • US510884
    • 1983-07-05
    • Peter C. WilliamsUlrich H. KochEdward M. Yusko, Jr.Thomas M. Mannion
    • Peter C. WilliamsUlrich H. KochEdward M. Yusko, Jr.Thomas M. Mannion
    • F16K5/04F16K41/04F16J15/18
    • F16K41/046F16K5/0485
    • A valve body has a stem passage rotatably receiving a valve stem. A packing surrounds the stem in the passage and a packing nut threaded on the stem applies axial force to radially expand the packing into sealing engagement with the stem and passage wall. The packing comprises cooperating first and second packing members engaging at an angularly disposed slippage surface for translation of compressive axial forces into radial expansion and sealing engagement with the stem and passage wall. A packing support ring engages the end face of the packing adjacent the packing nut. A gland engages the support ring and a pair of reversely positioned spring washers are interposed between the gland and packing nut. A handle is attached to the stem by a handle nut, and a spring washer interposed between the handle and handle nut prevents loosening of the handle nut. In an alternate embodiment of the invention, opposed packing support rings engage the opposed end faces of the first and second packing members. The support rings include chevron surfaces for radially expanding the packing members and the support ring adjacent the packing nut includes notches in the chevron surface for gripping the packing member to prevent relative sliding movement therebetween.
    • 阀体具有可旋转地接收阀杆的杆通道。 填料围绕通道中的杆,并且螺纹在杆上的填料螺母施加轴向力以径向膨胀填料与杆和通道壁的密封接合。 包装包括配合的第一和第二包装件,其接合在角度设置的滑动表面上,用于将压缩轴向力转换成与杆和通道壁的径向膨胀和密封接合。 填料支撑环与填料螺母相邻的密封件的端面接合。 压盖接合支撑环,并且在压盖和填料螺母之间插入一对反向定位的弹簧垫圈。 手柄通过手柄螺母连接到杆上,并且夹在手柄和手柄螺母之间的弹簧垫圈防止把手螺母松动。 在本发明的替代实施例中,相对的包装支撑环与第一和第二包装件的相对的端面啮合。 支撑环包括用于径向膨胀包装构件的人字形表面,并且与填充螺母相邻的支撑环包括在人字形表面中的凹口,用于夹紧衬垫构件以防止它们之间的相对滑动。
    • 105. 发明授权
    • Valve stem packing assembly
    • 阀杆包装组件
    • US4538790A
    • 1985-09-03
    • US478270
    • 1983-03-24
    • Peter C. WilliamsUlrich H. KochEdward M. Yusko, Jr.Thomas M. Mannion
    • Peter C. WilliamsUlrich H. KochEdward M. Yusko, Jr.Thomas M. Mannion
    • F16K5/06F16K31/44F16K41/02
    • F16K41/026F16K5/0694
    • A valve body has a stem passage rotatably receiving a valve stem. A packing surrounds the stem in the passage and a packing nut threaded on the stem applies axial force to radially expand the packing into sealing engagement with the stem and passage wall. Controlled slippage components interposed between the packing and packing nut allow rotation of the stem and packing nut without any rotational sliding movement against an end face of the packing. A packing support ring engages the end face of the packing adjacent the packing nut and includes a chevron surface for radially expanding the packing. A gland engages the support ring and a pair of reversely positioned spring washers are interposed between the gland and packing nut. During rotation of the stem, packing nut and spring washers, the gland rotates against the packing support ring. The chevron surface of the support ring includes notches for gripping the packing to prevent relative sliding movement therebetween. A handle is attached to the stem by a handle nut, and a spring washer interposed between the handle and handle nut prevents loosening of the handle nut.
    • 阀体具有可旋转地接收阀杆的杆通道。 填料围绕通道中的杆,并且螺纹在杆上的填料螺母施加轴向力以径向膨胀填料与杆和通道壁的密封接合。 插入在填料和填料螺母之间的控制滑动部件允许杆和填料螺母的旋转,而不会对填料的端面产生任何旋转滑动。 填料支撑环与填料螺母相邻的密封件的端面接合,并且包括用于径向膨胀填料的人字形表面。 压盖接合支撑环,并且在压盖和填料螺母之间插入一对反向定位的弹簧垫圈。 在杆,螺母和弹簧垫圈的旋转过程中,压盖旋转抵靠包装支撑环。 支撑环的人字形表面包括用于夹紧衬垫的缺口,以防止它们之间的相对滑动。 手柄通过手柄螺母连接到杆上,并且夹在手柄和手柄螺母之间的弹簧垫圈防止把手螺母松动。
    • 106. 发明授权
    • Ball valve and seat assembly
    • US4410165A
    • 1983-10-18
    • US348718
    • 1982-02-16
    • Ulrich H. KochPeter C. Williams
    • Ulrich H. KochPeter C. Williams
    • F16K5/06F16K25/00
    • F16K5/0673
    • A ball valve having an improved relationship between the ball and associated seat rings and an improved seat ring design. The ball is mounted for selective rotation and limited axial movement in a valve body passageway. Seat rings disposed on diametrically opposite sides of the ball about valve inlet and outlet openings each include a ball engaging surface having an arcuate contour. At a relaxed preassembly reference position, the radius of curvature of the ball engaging surface is greater than the radius of curvature of the ball. Frusto-conical disc springs interposed between each seat ring and an associated valve body shoulder additionally urge the seat rings into engagement with the ball. A reinforcing ring disposed at the forward end of each seat ring acts as a rigid bearing surface. Component sizing is such that in the assembled valve, the seat rings are slightly rotatably flexed in response to the engaging surfaces thereof engaging the ball such that the surfaces are distorted to have a mating relationship with the ball. At the same time, the disc springs are compressed while continuously urging the seat ring ball engaging surfaces into ball engagement.