US PATENT SUBCLASS 222 / 280
.~.~ Single outlet formed by plural discharge assistants

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}
280.~.~ Single outlet formed by plural discharge assistants {1}
281  DF  .~.~.~> Parallel rolls

DEFINITION

Classification: 222/280

(under subclass 252) Dispensers having the plural devices forming the edges, walls, or borders of a single discharge outlet and all movable together to cause material motion through such single outlet.

SEE OR SEARCH THIS CLASS, SUBCLASS:

198, for outlets bounded or formed by plural vibrating members.

265, for devices arranged in sets, and see note 3 for the line.