US PATENT SUBCLASS 415 / 224.5
.~ Radial flow casing having vaneless annulus diffuser

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

182.1  DF  WORKING FLUID PASSAGE OR DISTRIBUTING MEANS ASSOCIATED WITH RUNNER (E.G., CASING, ETC.) {24}
224.5.~ Radial flow casing having vaneless annulus diffuser

DEFINITION

Classification: 415/224.5

Radial flow casing having vaneless annulus diffuser:

(under subclass 182.1) Device comprising a casing* which guides working fluid* along a decelerating flow path having no vanes. The path (a) extends in a plane perpendicular to the runner's* axis of rotation and (b) is predominantly inwardly toward or outwardly from the runner's axis of rotation.