US PATENT SUBCLASS 222 / 310
.~.~ With discharge controller

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}
282  DF  .~ With discharge volume varying means {12}
310.~.~ With discharge controller {1}
311  DF  .~.~.~> Rotor with discharge controller {4}

DEFINITION

Classification: 222/310

(under subclass 282) Dispensers having the discharge capacity varied by means of movable gates, valves, or other discharge controller.

SEE OR SEARCH THIS CLASS, SUBCLASS:

417, and the subclasses following the same, for dispensers having gates, valves, closures, and other discharge controllers in various combinations not involving a discharge assistant.