US PATENT SUBCLASS 239 / 424
.~.~.~ Flow means of one fluid surrounds the other at outlet

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}
418  DF  .~ At or beyond outlet {6}
423  DF  .~.~ Concurrent or concentric flow means {1}
424.~.~.~ Flow means of one fluid surrounds the other at outlet {1}
424.5  DF  .~.~.~.~> Plural passages discharge one fluid to other {2}

DEFINITION

Classification: 239/424

(under subclass 423) Apparatus in which the flow path of one fluid surrounds the other at the egress outlet means.

(1) Note. A device in which one fluid is divided among a plurality of passages in the terminal element is included under this definition.