US PATENT SUBCLASS 415 / 151
.~ Upstream of runner

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

148  DF  SELECTIVELY ADJUSTABLE VANE OR WORKING FLUID CONTROL MEANS {3}
151.~ Upstream of runner {7}
152.1  DF  .~.~> Motor runner with selective inlet paths for reversible rotation {4}
155  DF  .~.~> Plural, independently adjustable
156  DF  .~.~> Deformable, resilient or resiliently biased
157  DF  .~.~> Single, axially movable cylinder or plate {1}
159  DF  .~.~> Plural and arcuately or circularly arranged around runner axis {2}
167  DF  .~.~> Movable pipe or nozzle
167.1  DF  .~.~> Convertible series-parallel pump

DEFINITION

Classification: 415/151

(under subclass 148) Apparatus in which the vane* or other means is positioned ahead of at least one blade* row of a runner* in relation to the direction of flow of working fluid*.

(1) Note. The working fluid* may contact one or more blade* rows before it contacts the vane* or other means.