US PATENT SUBCLASS 415 / 64
.~ Radial flow through concentric radially spaced blade rows

Current as of: June, 1999
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415 /   HD   ROTARY KINETIC FLUID MOTORS OR PUMPS

60  DF  PLURAL RUNNERS SUPPORTED FOR RELATIVE MOTION OR ON SEPARATE SHAFTS {5}
64.~ Radial flow through concentric radially spaced blade rows

DEFINITION

Classification: 415/64

(under subclass 60) Apparatus in which the working fluid flow path is generally radial and contacts a plurality of annular blade* rows on said runners*, the rows having a common center, each annular blade* row having a radius different from the next adjacent annular blade* row.

SEE OR SEARCH THIS CLASS, SUBCLASS:

83+, for a single runner* having annular blade* rows on a common radial plane.