US PATENT SUBCLASS 251 / 270
.~.~.~ Removable guide

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}
270.~.~.~ Removable guide {1}
271  DF  .~.~.~.~> Resiliently mounted actuator

DEFINITION

Classification: 251/270

(under subclass 266) Devices in which the internally threaded valve actuating portion is restrained against rotation by co-action with guide structure which is removable from the body structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

221+, for removable guides associated with plural motion valves.