US PATENT SUBCLASS 239 / 477
.~.~.~ Selective diverse paths to or through terminus

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}
477.~.~.~ Selective diverse paths to or through terminus {1}
478  DF  .~.~.~.~> One path avoids whirler action {1}

DEFINITION

Classification: 239/477

(under subclass 476) Apparatus in which the flow modifier is provided with means for selecting or choosing, at will, one of a plurality of flow paths to or through the egress opening.

SEE OR SEARCH THIS CLASS, SUBCLASS:

473, for whirlers having both peripheral and central ports and having the central port valved.