Valves and valve actuation – With material guide or restrictor – Movable or resilient guide or restrictor
Patent
1991-06-17
1992-10-13
Walton, George L.
Valves and valve actuation
With material guide or restrictor
Movable or resilient guide or restrictor
138 41, 138 45, 138 46, 25112915, F16K 4708
Patent
active
051543940
ABSTRACT:
A fluid flow control disc has a central passage for the flow of fluid. The disc has a peripheral lip seal that insures that the fluid flow will not by pass the central passage.
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patent: 4248270 (1981-02-01), Ostrowski
patent: 4667700, Buzzi
patent: 4889316 (1989-12-01), Donahue, Jr.
Emerson Electric Co.
Meyer Robert F.
Walton George L.
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