Fluid handling – Systems – Multi-way valve unit
Patent
1989-04-27
1990-10-23
Rosenthal, Arnold
Fluid handling
Systems
Multi-way valve unit
13762544, 251162, F16K 322, F16K 126
Patent
active
049644351
ABSTRACT:
Shuttle valves are disclosed including a housing with an inlet and two outlets and with a self-aligning valve therein which includes a seat for closing one of the outlets. The seat includes a valve disc with a spherical seating surface corresponding to the surface of the outlets, and the valve disc includes a stem which has an axes aligned with the radius of the spherical seating surface. The valve includes an actuator for selectively closing one of the outlets with the seat by moving the seat along a predetermined path between the two outlets and transversely to that path into seating engagement therewith.
REFERENCES:
patent: 2035747 (1936-03-01), Harris
patent: 2530295 (1950-11-01), Fantz
patent: 3176720 (1965-04-01), Donahue
patent: 3180362 (1965-04-01), Muller
Disco
Rosenthal Arnold
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