US PATENT SUBCLASS 239 / 399
.~ Including whirler device to induce fluid rotation

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

398  DF  COMBINING OF SEPARATELY SUPPLIED FLUIDS (I.E., PLURAL FLOW PATHS) {9}
399.~ Including whirler device to induce fluid rotation {5}
400  DF  .~.~> Three or more fluids
401  DF  .~.~> Axially adjustable valve with fluid conducting stem
402  DF  .~.~> Plural serially arranged whirlers for same or for mixed fluids
402.5  DF  .~.~> Adjustable or selective whirl inducing means
403  DF  .~.~> Whirling of fluid prior to or at point of addition of second fluid {2}

DEFINITION

Classification: 239/399

(under subclass 398) Apparatus having a means for imparting a spin or swirling motion to the fluid in the flow path prior to reaching the point of discharge.

SEE OR SEARCH THIS CLASS, SUBCLASS:

214.21+, for means inducing spin or whirl of any fluid stream in a system in which one fluid is mixed with another fluid downstream of a continuously moving distributor which has discharged one of said fluids.

380+, for spray apparatus having a continuously moving means in the flow conduit for causing spin or whirl of the fluid stream.

463+, for fluid rotation inducing means, per se, in a flow line or at the point of discharge.