US PATENT SUBCLASS 417 / 177
.~.~ Annular motive fluid stream entrains pumped fluid outside and inside


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

Internet Version by PATENTEC © 1999      Terms of Use



417 /   HD   PUMPS

65  DF  ONE FLUID PUMPED BY CONTACT OR ENTRAINMENT WITH ANOTHER {10}
151  DF  .~ Jet {23}
177.~.~ Annular motive fluid stream entrains pumped fluid outside and inside


DEFINITION

Classification: 417/177

(under subclass 151) Apparatus in which the motive fluid is projected into the entrainment area in the form of a continuous annulus and pumped fluid is entrained both outwardly and inwardly of the motive fluid annulus.