US PATENT SUBCLASS 222 / 240
.~.~.~ Helix or vane agitator and terminal element

Current as of: June, 1999
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222 /   HD   DISPENSING

226  DF  AGITATOR FOLLOWED BY DISCHARGE ASSISTANT AND/OR INTERCONNECTED DISCHARGE CONTROLLER {9}
236  DF  .~ All rotary {3}
239  DF  .~.~ Coaxial {3}
240.~.~.~ Helix or vane agitator and terminal element

DEFINITION

Classification: 222/240

(under subclass 239) Dispensers having (1) the first of the serial means (i.e., the agitator) in the form of a screw, helix, or one or more vanes, and (2) the second means operating at the discharge end thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

241, for combinations where the agitator is not of screw, helix, or vane but a following discharge assistant is.