US PATENT SUBCLASS 417 / 83
.~.~.~.~ Jet within rotary pump casing

Current as of: June, 1999
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417 /   HD   PUMPS

65  DF  ONE FLUID PUMPED BY CONTACT OR ENTRAINMENT WITH ANOTHER {10}
76  DF  .~ Jet pump with motive fluid generating pump {4}
79  DF  .~.~ Jet delivers back to generating pump {1}
80  DF  .~.~.~ Rotary nonexpansible chamber-type generating pump {3}
83.~.~.~.~ Jet within rotary pump casing

DEFINITION

Classification: 417/83

(under subclass 80) Apparatus in which the jet pump is located in close physical proximity to the rotary pumping member of the diverse pump and is contained within the housing structure (including inlet and outlet connections) thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

82, for combined jet and rotary nonexpansible chamber-type pumps in which the jet may be selectively located in the rotary pump casing or remote therefrom.