TRIPLE DUTY VALVE

摘要

A valve assembly (100) is disclosed. The valve assembly includes a valve body (101) having an inlet opening (102), an outlet opening (104), and a flow passage extending (106) therebetween. A check valve (120) is disposed within the flow passage. A shutoff valve (160) is disposed within the flow passage. A venturi (140) is disposed within the flow passage between the check valve (120) and the shutoff valve (160). A fluid system into which the valve assembly (100) is installed is also disclosed. EP1835209A2