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3. 发明公开

EP2724060A1 BACK PRESSURE REGULATOR WITH FLOATING SEAL SUPPORT 有权
标题翻译：带浮动式密封支撑的后压力调节器
公开(公告)号：EP2724060A1
公开(公告)日：2014-04-30
申请号：EP12802255.5
申请日：2012-06-23
申请人： Equilibar, LLC
发明人： JENNINGS, Jeffrey Dean , TANG, Tony Boyd , ROBERTS, Keith Alan
IPC分类号： F16K7/17 , G05D16/06
摘要： A sealing apparatus for a back pressure regulator includes: a body defining a process surface, and including: at least one process void communicating with the process surface; a recess disposed in the process surface; a floating support hub disposed in the recess, carrying an O-ring; a vent void communicating with the recess; an inlet port disposed in fluid communication with the at least one process void and adapted to be coupled in fluid communication with a fluid at a process pressure; and an outlet port disposed in fluid communication with the vent void; and a diaphragm having opposed reference and process sides, the diaphragm disposed against the body such that the process side is substantially coplanar with the process surface.
摘要翻译：一种用于背压调节器的密封装置，包括：主体，限定处理表面并且包括：与处理表面连通的至少一个处理空间; 设置在处理表面中的凹部; 设置在所述凹部中的浮动支撑毂，其承载O形环; 与凹槽连通的通气孔; 入口端口，所述入口端口设置成与所述至少一个处理空间流体连通，并且适于在处理压力下与流体流体连通地联接; 以及设置成与通风空间流体连通的出口端口; 以及具有相对的参考侧和处理侧的隔膜，所述隔膜抵靠所述主体布置，使得所述处理侧基本上与所述处理表面共面。

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