US PATENT SUBCLASS 141 / 200
.~.~.~ Valve latched in open position

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}
199  DF  .~.~ Funnel type closed by float {5}
200.~.~.~ Valve latched in open position

DEFINITION

Classification: 141/200

(under subclass 199) Apparatus in which the flow controlling means is held in open position during the filling operation against a bias toward closing.

SEE OR SEARCH THIS CLASS, SUBCLASS:

218+, for other level or overflow responsive valves of the latched type.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation,

66+, for trip control of biased valves.