US PATENT SUBCLASS 417 / 82
.~.~.~.~ Changeable jet location (e.g., deep or shallow well)

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}
82.~.~.~.~ Changeable jet location (e.g., deep or shallow well)

DEFINITION

Classification: 417/82

(under subclass 80) Apparatus in which the jet pump may be selectively placed in different positions with respect to the rotary pump, usually for adapting the apparatus to operate with a shallow well with the jet proximate the rotary pumping member or with a deep well with the jet positioned in the well remote from the rotary pumping member.