US PATENT SUBCLASS 137 / 809
.~.~ Plural vortex generators

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

803  DF  FLOW AFFECTED BY FLUID CONTACT, ENERGY FIELD OR COANDA EFFECT (E.G., PURE FLUID DEVICE OR SYSTEM) {11}
808  DF  .~ Means to cause rotational flow of fluid (e.g., vortex generator) {4}
809.~.~ Plural vortex generators

DEFINITION

Classification: 137/809

(under subclass 808) Device or system provided with two or more of said means for a corresponding number of streams.

(1) Note. This subclass is for disclosures of two or more vortex generators regardless of whether the plural generators are applied to a single device or are applied to plural devices of a fluidic system.