US PATENT SUBCLASS 416 / 186 R
.~.~.~ Having opposed annular surface between adjacent blades

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
186 R.~.~.~ Having opposed annular surface between adjacent blades {2}
187  DF  .~.~.~.~> Angularly spaced, axially elongated blades (i.e., squirrel cage type)
186 A  DF  .~.~.~.~> Adjustable blade or part

Unofficial Alpha Subclasses: R A

DEFINITION

Classification: 416/186

(under subclass 185) Apparatus comprising an additional working fluid flow directing surface, spaced axially from the transverse surface and of annular form, the working members being positioned between two surfaces.