专利名称：DEVICE FOR CONTROLLING FLUID FLOW发明人：POVEY, Thomas,COLLINS, Matthew申请号：EP17721427.7申请日：20170425公开号：EP3449331A1公开日：20190306
摘要：For control fluid flowing pipeline from upstream side to the device ofdownstream side device. The device includes valve packing gland (30), the hole in thedownstream side of cylindrical mount (24) valve, the outside of valve member (26) andcylindrical mount, for mobile on the contrary to open and close valve opening, thecylindrical mount limited between control volume (44), and valve member, arrangementintroduces control volume for controlling pressure (8), the inner surface control amountsubstantially sealed against one another of cylindrical mount and valve member betweenthe outer surface of sealing element (34). Valve member is acted on to be moved by thepressure (PI) and control pressure (P4) of upstream side, by the difference betweenpressure.
申请人：Oxford Flow Limited
地址：Osney Mead Oxford OX2 0ES GB
国籍：GB
代理机构：Dehns
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