Valves and valve actuation – Electrically actuated valve – Rotary electric actuator
Patent
1994-06-28
1995-09-26
Hepperle, Stephen M.
Valves and valve actuation
Electrically actuated valve
Rotary electric actuator
7386249, 73862621, G01L 512
Patent
active
054536260
ABSTRACT:
A motor-operated-valve control system has a load cell positioned between a thrust bearing and a thrust seat in a stem housing of a motor-operated valve. The load cell is preferably toroidal with a stem-access aperture. Electrical leads from the load cell can be interfaced with readout and remote-control instrumentation.
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Bowman Daniel W.
Brewer William J.
DiSpigna Angelo V.
Eubanks Clifford K.
Hepperle Stephen M.
Hinkle James A.
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