Assertion: safety valve's pressure | /r/CapableOf | allow flow
Facets:
value: to the outlet
type: TRANSITIVE-OBJECT
value: to downstream
type: TRANSITIVE-OBJECT
Source sentences:
text: A lift-check valve is a check valve in which the disc, sometimes called a lift, can be lifted up off its seat by higher pressure of inlet or upstream fluid to allow flow to the outlet or downstream side.