US PATENT SUBCLASS 251 / 269
.~.~.~.~.~ Separable actuator bushing

Current as of: June, 1999
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251 /   HD   VALVES AND VALVE ACTUATION

213  DF  MECHANICAL MOVEMENT ACTUATOR {10}
264  DF  .~ Screw {5}
266  DF  .~.~ Non-reciprocating actuator {3}
267  DF  .~.~.~ Internal thread {1}
268  DF  .~.~.~.~ Inverted cup-shape {1}
269.~.~.~.~.~ Separable actuator bushing

DEFINITION

Classification: 251/269

(under subclass 268) Subject matter wherein the actuator is mounted in a bushing which is separable from the valve bonnet and/or body.