US PATENT SUBCLASS 239 / 483
.~.~.~.~ Slotted, ported or grooved modifying member

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

461  DF  FLOW DEFLECTING OR ROTATION CONTROLLING MEANS {9}
463  DF  .~ Fluid rotation inducing means upstream of outlet {12}
476  DF  .~.~ Having flow modifier and external operator therefor carried by nozzle {2}
482  DF  .~.~.~ Axially aligned nozzle, modifier and stem {1}
483.~.~.~.~ Slotted, ported or grooved modifying member {1}
484  DF  .~.~.~.~.~> Member having rotary motion for adjustment {1}

DEFINITION

Classification: 239/483

(under subclass 482) Apparatus in which the flow modifying passages are formed in, on or through the flow modifying or regulating member (e.g., by recesses, borings, channels, etc.).