BACK PRESSURE REGULATOR WITH FLOATING SEAL SUPPORT
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.
申请公布号
WO2012178132(A1)
申请公布日期
2012.12.27
申请号
WO2012US43908
申请日期
2012.06.23
申请人
EQUILIBAR, LLC;JENNINGS, JEFFREY DEAN;TANG, TONY BOYD;ROBERTS, KEITH ALAN
发明人
JENNINGS, JEFFREY DEAN;TANG, TONY BOYD;ROBERTS, KEITH ALAN