US PATENT SUBCLASS 417 / 192
.~.~.~ Pressure controlled overflow

Current as of: June, 1999
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417 /   HD   PUMPS

65  DF  ONE FLUID PUMPED BY CONTACT OR ENTRAINMENT WITH ANOTHER {10}
151  DF  .~ Jet {23}
182  DF  .~.~ Regulation {7}
192.~.~.~ Pressure controlled overflow {1}
193  DF  .~.~.~.~> By movable conduit or conduit wall (e.g., combining tube)

DEFINITION

Classification: 417/192

(under subclass 182) Apparatus in which the controlling means controls the flow to waste of the combined motive and pumped fluid downstream of the entrainment area, said controlling means acting in response to variation of fluid pressure caused by the operation of the jet pump.