| 239 /  |   HD   |    FLUID SPRINKLING, SPRAYING, AND DIFFUSING | 
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| 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} | 
| 477 |   DF   | .~.~.~ Selective diverse paths to or through terminus {1} | 
| 478 |   DF   | .~.~.~.~ One path avoids whirler action {1} | 
| 479 |   DF   | .~.~.~.~.~ Adjustable between positional limits {1} | 
| 480 |   | .~.~.~.~.~.~ Relatively axially movable flow modifier {1} | 
| 481 |   DF   | .~.~.~.~.~.~.~> Rotary, axially movable |