US PATENT SUBCLASS 239 / 265.39
.~.~.~.~ At least three pivoted flaps form outlet

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

265.11  DF  REACTION MOTOR DISCHARGE NOZZLE {4}
265.19  DF  .~ With means controlling amount, shape or direction of discharge stream {3}
265.33  DF  .~.~ Radially outermost flow defining wall adjustable {2}
265.37  DF  .~.~.~ Radially inwardly movable wall {2}
265.39.~.~.~.~ At least three pivoted flaps form outlet {1}
265.41  DF  .~.~.~.~.~> With adjustable upstream flow path portion

DEFINITION

Classification: 239/265.39

(under subclass 265.37) Apparatus comprising more than two elements each hinged at one end, and spaced around the axis to form an outlet, this arrangement being the final point of control on the fluid.