Quick Change Coupling for Tilted Disc Check Valve with Top Mounted Dashpot

摘要

A quick change coupling arrangement for holding anactuator shaft of a hydraulic dampening unit to a valveshaft of a swing check valve. The coupling arrangementprovides knob portions arranged on opposing free ends of thevalve shaft and the actuator shaft, which are captured insandwich fashion between two semi-circular cylindrical shellconnectors. An outer sleeve is provided which can betemporarily displaced upward on the actuator shaft duringassembly of the shell sections over the knob portions andthen slid downward to cover the shell sections and hold theshell connectors together preventing radial departure fromthe knob portions. A set screw is provided to hold thesleeve in axial fixation with one of the shell connectors.