US PATENT SUBCLASS 416 / 205
.~ Adjustable

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

204 R  DF  SPECIFIC WORKING MEMBER MOUNT {9}
205.~ Adjustable {3}
206  DF  .~.~> Spring biased detent
207  DF  .~.~> Blade releasably clamped {1}
209  DF  .~.~> Thimble or sleeve fixed on impeller blade

DEFINITION

Classification: 416/205

(under subclass 204) Apparatus wherein the means for attaching the blade to its mounting permits selectively fixing the blade in one of a plurality of different positions.