US PATENT SUBCLASS 416 / 182
.~ Radially extending web or end plate

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.~ Radially extending web or end plate {3}
183  DF  .~.~> Circumferentially or radially angulated or discontinuous blades or sections (e.g., stepped, etc.)
184  DF  .~.~> Spaced intermediate ends of opposed axial flow impeller
185  DF  .~.~> Circumferentially and radially continuous web or end plate {2}

DEFINITION

Classification: 416/182

(under subclass 179) Apparatus comprising a working fluid flow directing surface transverse to the axis of rotation and having a continuous peripheral edge.