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发明名称
蝶阀及杆密封总成;BUTTERFLY VALVE AND STEM SEAL ASSEMBLY
摘要
本发明揭示一种能够防止在环境及操作条件高度要求下的泄漏之蝶阀。该阀包含两个杆密封总成。该等杆密封总成包含一第一推杆、一第一增力器、一第二推杆、一第二增力器及一力传输部件。该力传输部件经组态以将一轴向负载传送至该第二推杆,此致使该第一及第二增力器径向地膨胀以在该杆密封总成与阀杆之间形成一二级及三级密封。另外,该力传输部件经组态以将一轴向负载传送至该第一推杆,此形成一初级密封。
申请公布号
TW201512569
申请公布日期
2015.04.01
申请号
TW103122154
申请日期
2014.06.26
申请人
安吉斯流量技术公司 AEGIS FLOW TECHNOLOGIES, L. L. C.
发明人
克劳其特 凯文W 一世 CROCHET, KEVIN W., SR.;伊葛 娜门 EGER, NORMAN;罗维瑞 席德尼A 三世 ROVIRA, SIDNEY A., III
分类号
F16K1/26(2006.01)
主分类号
F16K1/26(2006.01)
代理机构
代理人
陈长文
主权项
地址
美国 US
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