US PATENT SUBCLASS 222 / 272
.~.~.~.~ Opppositely directed

Current as of: June, 1999
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222 /   HD   DISPENSING

251  DF  WITH DISCHARGE ASSISTANT (E.G., IMPELLER, PUMP, CONVEYER, MOVABLE TRAP CHAMBER, ETC.) {30}
252  DF  .~ Plural {9}
265  DF  .~.~ In sets {6}
271  DF  .~.~.~ Rotary {2}
272.~.~.~.~ Opppositely directed

DEFINITION

Classification: 222/272

(under subclass 271) Dispensers having discharge assistants related as right hand and left hand members moving the material in opposite directions either toward the same outlet or simultaneously toward different outlets.

(1) Note. Drum and cup type rotors having oppositely directed material contacting faces are not included, see subclasses 273+.

SEE OR SEARCH THIS CLASS, SUBCLASS:

273, see note 1.

280, where plural discharge assistants form a single opening between them, and thus operate together to move material between them in the same general direction.