US PATENT SUBCLASS 222 / 411
.~.~ Central discharge

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}
410  DF  .~ Rotary {3}
411.~.~ Central discharge

DEFINITION

Classification: 222/411

(under subclass 410) Dispensers having the discharge point at or near the axis of rotation of the discharge assistant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

413, for discharge assistants in the form of a (solid shaft) screw with a terminal outlet.