Patent ID: 9562612
Date: 2017-02-07
CPC Classifications: F16K

Claim:
1. A pressure control valve assembly comprising: a valve body including a valve opening having an opening axis; a bonnet assembly removably attached to the valve body, wherein the bonnet assembly and the valve body collectively form a valve housing; a strongback assembly movably disposed in the valve housing along a moving direction that is substantially perpendicular to the opening axis; a valve gate movably mounted on the strongback assembly and selectively sealing the valve opening; and a guide elongated in the moving direction and extending through the valve housing and the strongback assembly with one end removably secured on a wall of the valve body and the other end removably secured on an opposite wall of the bonnet assembly such that (i) the guide retains the strongback assembly, (ii) the guide guides the strongback assembly to move along the moving direction and (iii) the bonnet assembly, the strongback assembly and the valve gate form a subassembly that is detachable from the valve body, wherein the strongback assembly and the valve gate are detachable entirely from each other.