In Screw Type Quick Release Coupling the dual action sliding sleeve by means of a pre-stressed springis fixed in the locked position. During uncoupling it can slide in both axial directions and also two parts of Screw Type Quick Release Coupling are locked together firmly withsnap-in balls.
Screw Type Quick Release Coupling the sliding sleeve is connected in a bulk head with retentive rings which can acts as a breakaway coupling.In case of accidental plug away of probe it is decoupled and closes automaticallyaverting lose to hose and loss of fluid.