US PATENT SUBCLASS 417 / 96
.~.~.~ Liquid supporting chambers move liquid to pump fluid

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}
92  DF  .~ Liquid piston {6}
93  DF  .~.~ Moving contracting chamber {5}
96.~.~.~ Liquid supporting chambers move liquid to pump fluid

DEFINITION

Classification: 417/96

(under subclass 93) Apparatus in which the body of liquid is completely supported by the structure which forms the chamber, said structure being moved to cause said fluid to be pumped.