US PATENT SUBCLASS 141 / 209
.~.~.~ Manual control disabler or disconnect

Current as of: June, 1999
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141 /   HD   FLUENT MATERIAL HANDLING, WITH RECEIVER OR RECEIVER COACTING MEANS

192  DF  AUTOMATIC CONTROL OF FLOW CUTOFF OR DIVERSION {4}
198  DF  .~ Level or overflow responsive {3}
206  DF  .~.~ Manually initiated valve with both manual and level cut-off controls {5}
209.~.~.~ Manual control disabler or disconnect

DEFINITION

Classification: 141/209

(under subclass 206) Filling apparatus in which the level responsive means operates to render the hand controlled flow cut-off means inoperative.

(1) Note. The usual arrangement in this type of filling organization is to have a flow controller which is spring biased to closed position, the disabler or disconnecting means rendering the biasing means effective to close the valve and terminate flow.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation,

89+, for details of means for blocking or disabling a valve actuator.