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公开(公告)号:US3762685A
公开(公告)日:1973-10-02
申请号:US3762685D
申请日:1971-12-09
申请人: FOXBORO CO
发明人: CURRAN J
CPC分类号: F16K27/02 , F16K1/422 , Y10T137/7668 , Y10T137/86759
摘要: An industrial process contoured plug valve structure wherein guidance for the stem of the valve plug is provided by a central bearing surface contained within a valve cage provided for ease of assembly and replacement of the seat ring.
摘要翻译: 一种工业过程成型的旋塞阀结构,其中阀塞的杆的引导由容纳在阀笼内的中心支承表面提供,以便于座圈的组装和更换。
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公开(公告)号:US3722860A
公开(公告)日:1973-03-27
申请号:US3722860D
申请日:1971-12-09
申请人: FOXBORO CO
发明人: CURRAN J
摘要: A simplified industrial process control valve utilizing a cage guided plug having an easily replaceable soft seat, two gasket construction, improved plug rim seal and an unpinned stem and plug assembly to provide bubble-tight shut off.
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公开(公告)号:US3771562A
公开(公告)日:1973-11-13
申请号:US3771562D
申请日:1972-01-06
申请人: FOXBORO CO
发明人: CURRAN J
CPC分类号: F16K47/02 , F16K3/267 , F16K11/044 , Y10T137/86799 , Y10T137/86815 , Y10T137/86879
摘要: A three way industrial control cage valve suitable for both flow divergence and flow convergence without modification that is both stable and balanced in either direction for use with pneumatic actuators.
摘要翻译: 三通工业控制笼式阀适用于流量发散和流量汇合,无需修改,既可在任何方向上稳定平衡,也可用于气动执行机构。
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公开(公告)号:US3720227A
公开(公告)日:1973-03-13
申请号:US3720227D
申请日:1972-01-24
申请人: FOXBORO CO
发明人: CURRAN J
CPC分类号: F16K27/02 , F16K1/465 , F16K39/00 , F16K41/02 , F16K47/02 , F16K49/005 , Y10T137/6525 , Y10T137/6552
摘要: A valve bonnet cooling system for protecting valve stem packing therein and actuating equipment mounted on the bonnet from damage or excessive wear caused by heat transfer along and around the stem and bonnet when the valve is used to control high temperature high pressure fluids such as superheated steam.
摘要翻译: 一种阀帽冷却系统,用于在阀门用于控制高温高压流体(例如过热蒸汽)的情况下,保护阀杆密封,以及安装在阀盖上的致动设备,以免损坏或过度磨损。 。
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