MULTI-ORIFICE BACK PRESSURE REGULATOR WITH SEAL ENHANCED POSITIVE SHUT-OFF

    公开(公告)号:US20240427358A1

    公开(公告)日:2024-12-26

    申请号:US18703058

    申请日:2022-11-18

    Applicant: Equilibar, LLC

    Abstract: A pressure regulating valve includes: a body, including: a process surface; at least one inlet orifice in the process surface; In outlet orifices disposed in the process surface separate from the at least one inlet orifice; a resilient shut-off seal positioned in the process surface, defining a closed perimeter surrounding the at least one inlet orifice and separating the at least one inlet orifice from the plurality of outlet orifices; an inlet port communicating with the at least one inlet orifice; and an outlet port communicating with the plurality of outlet orifices; a reference housing; and a diaphragm constrained between the body and the reference housing, and arranged such that, when a reference pressure is higher than a process pressure the diaphragm is engaged with the outlet orifices, and when the process pressure is higher than the reference pressure, the diaphragm is disengaged from at least one outlet orifice.

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