US PATENT SUBCLASS 416 / 14
.~.~.~ With impeller brake or stop

Current as of: June, 1999
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416 /   HD   FLUID REACTION SURFACES (I.E., IMPELLERS)

9  DF  WITH MEANS POSITIONING FLUID CURRENT DRIVEN IMPELLER RELATIVE TO FLOW DIRECTION {2}
10  DF  .~ Offset relative to flow direction {3}
13  DF  .~.~ Horizontal deflection relative to flow-aligned vane {3}
14.~.~.~ With impeller brake or stop

DEFINITION

Classification: 416/14

(under subclass 13) Apparatus comprising means for retarding or ceasing impeller motion.