US PATENT SUBCLASS 415 / 191
.~.~.~ Vanes

Current as of: June, 1999
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415 /   HD   ROTARY KINETIC FLUID MOTORS OR PUMPS

182.1  DF  WORKING FLUID PASSAGE OR DISTRIBUTING MEANS ASSOCIATED WITH RUNNER (E.G., CASING, ETC.) {24}
183  DF  .~ Plural distributing means immediately upstream of runner {2}
185  DF  .~.~ Arcuately or circularly arranged around runner axis {3}
191.~.~.~ Vanes {3}
192  DF  .~.~.~.~> Differentially twisted about radial axis
193  DF  .~.~.~.~> Plural, axially spaced vane sets {1}
195  DF  .~.~.~.~> Varied spacing between vanes in same set

DEFINITION

Classification: 415/191

(under subclass 185) Apparatus comprising a plurality of vanes*.

SEE OR SEARCH THIS CLASS, SUBCLASS:

8, for a device comprising a driven runner* immersed in a fluid and a vane* in an unconfined fluid stream for guiding the working fluid*.