US PATENT SUBCLASS 416 / 171
.~ Impeller driven by fluid motor

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

170 R  DF  SPECIFIC DRIVE OR TRANSMISSION MEANS {4}
171.~ Impeller driven by fluid motor

DEFINITION

Classification: 416/171

(under subclass 170) Apparatus wherein the prime mover means for driving the impeller comprises a device which converts fluid energy to mechanical energy.

(1) Note. Included under this definition is an impeller which is driven by turbine blading directly connected to a

working member of the impeller.