Fluid handling – Systems – Flow path with serial valves and/or closures
Patent
1998-07-10
1999-12-21
Ferensic, Denise L.
Fluid handling
Systems
Flow path with serial valves and/or closures
137460, F16K 1700
Patent
active
060035501
ABSTRACT:
A combination valve that provides both positive shut off and excessive flow shut off. A rotary valve is provided. In its first position an integral excessive flow shut off valve allows normal flow and shuts off if high flow occurs. In a second position the flow is shut off independent of the excessive flow valve. A third position is provided for purging a repaired or new system and for resetting the excessive flow shut off valve.
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Saarem Kenneth M.
Saarem Myrl J.
Ferensic Denise L.
Kim Joanne Y.
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