Fluid handling – Line condition change responsive valves – Direct response valves
Patent
1974-11-25
1976-06-22
Rosenthal, Arnold
Fluid handling
Line condition change responsive valves
Direct response valves
137DIG2, 13753311, 251 82, 251251, F16K 3152, F16K 1504
Patent
active
039645100
ABSTRACT:
A live well valve apparatus having a valve body forming a ball member compartment and a stab joint conduit with flowthrough communication therebetween. A ball member is disposed in the ball compartment and positionable in moving clearance and in sealing engagement with a valve seat disposed between the ball member compartment and the stab joint conduit. A wedge means is provided to selectively force the ball member in sealing engagement with the valve seat, the wedge assembly in the preferred embodiment being an actuator bar slidingly supported on the valve body in opposingly aligned bar supporting grooves, the actuator bar having a clearance end and a wedge end.
REFERENCES:
patent: 452678 (1891-05-01), McFarlane et al.
patent: 1196862 (1916-09-01), Hayes
patent: 1225238 (1917-05-01), Gray
G & R Industries, Inc.
Rosenthal Arnold
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