Patent ID: 8336852
Filing Date: 2012-12-25
Classification: F15B,F16B,F16K

Abstract:
1. A cartridge valve and valve manifold assembly comprising: a valve manifold having at least one valve receptacle for receiving and seating a cartridge valve; said valve receptacle having an inner valve nose with a first passage therethrough and a second passage outside of said valve nose leading from said valve receptacle; said cartridge valve having a valve body with a distal end sealingly seatable in said valve receptacle and having an actuator device therein; a movable plunger being moveable by said actuator device from an open position unseated away from said valve nose to provide open fluid communication between said first and second passage and to a closed position seated with said valve nose to close off said first passage from said second passage; said valve receptacle and said cartridge valve having a positive releasable lock device to releasably lock said cartridge into said valve receptacle; and wherein the releasable positive lock device is in the form of a flexible tab having a base end integrally formed on said valve body of said cartridge valve and axially extending away from said distal end and then axially back toward said valve body and facing radially outward and a receiving groove on the valve manifold open radially inward to receive said flexible tab when in a normal radially outward position; and said flexible tab being flexible radially inward to disengage from said groove and allow said cartridge valve to be installed in and pulled out of said valve receptacle.