US PATENT SUBCLASS 416 / 160
.~.~ Planetary gearing connecting rotatable and non-rotatable parts

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

147  DF  HAVING POSITIVE MEANS FOR IMPELLER ADJUSTMENT {6}
159  DF  .~ Power or manual actuator on non-rotatable part {5}
160.~.~ Planetary gearing connecting rotatable and non-rotatable parts

DEFINITION

Classification: 416/160

(under subclass 159) Apparatus comprising planetary gearing between an impeller adjusting element movable with the impeller and a part which is fixed in position relative to the impeller, which part controls the movement.