US PATENT SUBCLASS 137 / 614.06
.~.~.~ Coupling interlocked with valve, or closure or actuator

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

561 R  DF  SYSTEMS {32}
613  DF  .~ Flow path with serial valves and/or closures {7}
614  DF  .~.~ Separable flow path section, valve or closure in each {4}
614.06.~.~.~ Coupling interlocked with valve, or closure or actuator

DEFINITION

Classification: 137/614.06

(under subclass 614) Systems in which the act of joining the flow path sections and the act of operating one of the valves, flow controllers, or closures must be performed in a predetermined sequence.

SEE OR SEARCH CLASS

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

335, 336, 348+, and 351+ for a valved joint between a portable supply and a receiver, the valve being operated by the act of connecting or disconnecting them.

251, Valves and Valve Actuation,

89.5, and 149+ for a valve operated by coupling motion of flow path sections, subclass 89.5 also including features of the coupling which may block or disable the valve actuator.