US PATENT SUBCLASS 416 / 188
.~.~.~ Conical web

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

179  DF  ROTOR HAVING FLOW CONFINING OR DEFLECTING WEB, SHROUD OR CONTINUOUS PASSAGE {4}
182  DF  .~ Radially extending web or end plate {3}
185  DF  .~.~ Circumferentially and radially continuous web or end plate {2}
188.~.~.~ Conical web

DEFINITION

Classification: 416/188

(under subclass 185) Apparatus comprising a member of conical form extending axially from the transverse flow directing surface.

(1) Note. The member need not be a cone; included under this definition is a member which varies in diameter but whose wall is concave from the large to the small diameter.