US PATENT SUBCLASS 416 / 168 A
.~.~.~.~ Turbo-machine


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}
164  DF  .~.~ Reciprocating sleeve or collar on or rod in impeller shaft {4}
168 R  DF  .~.~.~ Link connection to working member {1}
168 A.~.~.~.~ Turbo-machine

Unofficial Alpha Subclasses: R A

DEFINITION

Classification: 416/168

(under subclass 164) Apparatus comprising link connecting means between the reciprocating means and the movable working member.

(1) Note. A mere crank arm extending between the working

member and the reciprocating member, being rigidly attached at one end and pivotally connected at the opposite end, is not included by this definition, classification being in subclass 164 above.