US PATENT SUBCLASS 416 / 158
.~.~.~ Working member mounted or housed

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}
155  DF  .~ Motor bodily rotatable with impeller hub or shaft {1}
156  DF  .~.~ Fluid motor {2}
158.~.~.~ Working member mounted or housed

DEFINITION

Classification: 416/158

(under subclass 156) Apparatus wherein the fluid motor is mounted on or within the working member.