US PATENT SUBCLASS 239 / 446
.~.~.~ Integral or rigidly interconnected valving means

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

436  DF  SELECTIVELY USABLE OR VARIABLE DIVERSE TERMINAL OUTLETS {3}
443  DF  .~ And valve controlling flow {1}
444  DF  .~.~ Valving means for each flow path {2}
446.~.~.~ Integral or rigidly interconnected valving means {2}
447  DF  .~.~.~.~> At least one flow path always open
448  DF  .~.~.~.~> Central flow path {1}

DEFINITION

Classification: 239/446

(under subclass 444) Apparatus wherein the flow controlling means is of unitary construction or if comprised of plural valving means, constrained to move together.

(1) Note. A lost motion connection is not considered a rigid connection for this subclass.

SEE OR SEARCH CLASS

431, Combustion,

280, for a rigidly connected valving means controlling flow to diverse terminal outlets one of which is a pilot.