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8 条记录 (耗时 0.009 秒)

    Ball-type valve
    1.
    发明授权
    Ball-type valve 失效
    球型阀

    公开(公告)号：US3591129A

    公开(公告)日：1971-07-06

    申请号：US3591129D

    申请日：1969-01-27

    申请人： ELDON E HULSEY

    发明人： HULSEY ELDON E

    IPC分类号： F16K5/06 ,  F16K37/00

    CPC分类号： F16K5/0605

    摘要： A valve for controlling fluid flow employing a ball-shaped closure member having a flow passage comprising an inlet end portion circular in cross section merging into an outlet end portion defined by a laterally extending slot of generally triangular shape.

    Rotary control valve
    6.
    发明授权
    Rotary control valve 失效

    公开(公告)号：US3612102A

    公开(公告)日：1971-10-12

    申请号：US3612102D

    申请日：1970-04-20

    申请人： ELDON E HULSEY

    发明人： HULSEY ELDON E

    IPC分类号： F16K5/10

    CPC分类号： F16K5/10 ,  Y10T137/86734

    摘要： A rotary control valve of the hollow plug or ball type having spiral variable area orifice flow ports in combination with an uninterrupted full-open through-conduit passage adapted to permit selective and variable control of fluid flow over a wide range of settings while maintaining at all settings substantially straight-line or through-conduit flow.

    Multiple orifice rotary control valve
    7.
    发明授权
    Multiple orifice rotary control valve 失效
    多功能旋转控制阀

    公开(公告)号：US3558100A

    公开(公告)日：1971-01-26

    申请号：US3558100D

    申请日：1968-01-23

    申请人： ELDON E HULSEY

    发明人： HULSEY ELDON E

    IPC分类号： F16K5/04 ,  F16K5/10

    CPC分类号： F16K5/0435 ,  F16K5/10

    摘要： A rotary control valve having a control member provided with a plurality of circumferentially spaced, fixed area orifices having their axes disposed at an angle to the axis of rotation for selective registry with a flowway through the valve disposed at the same angle to the axis of rotation, whereby to provide straight-line flow through the valve at all orifice settings.