US PATENT SUBCLASS 251 / 149
.~ Valve operated by joining flow path sections


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

142  DF  WITH CORRELATED FLOW PATH {9}
149.~ Valve operated by joining flow path sections {1}
149.1  DF  .~.~> Joining motion includes linear valve operating component {5}


DEFINITION

Classification: 251/149

(under subclass 142) Subject matter wherein the closing element is carried by one flow path section, the joining or disconnecting of another flow path section with respect thereto serving to operate the closing-element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

89.5, for valve actuator blocking or disabling means including a flow path joint.

339, for valve actuating devices extending through the fluid inlet or outlet.

340, for valve actuators surrounding the flow conduit.

341+, for valve actuators comprising the valve casing or an extension thereof.

349+, for valve actuators comprising the inlet outlet for the valve casing. SEE OR SEARCH CLASS

137, Fluid Handling,

223+, for valved inflation stems and/or filling chucks therefor, and subclass 614.05 for separable, valved, flow path sections wherein the joining or disconnection of the sections operates one of the valves.

141, Fluent Material Handling, With Receiver or Receiver Coacting Means,

348+, for supply means carried receiver flow control opening means, and subclasses 351+ for receiver actuated supply discharge means.