US PATENT SUBCLASS 222 / 312
.~.~.~.~ Discharge passage between drum-type rotor and 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  DF  .~.~ With discharge controller {1}
311  DF  .~.~.~ Rotor with discharge controller {4}
312.~.~.~.~ Discharge passage between drum-type rotor and controller {2}
313  DF  .~.~.~.~.~> Biased controller
314  DF  .~.~.~.~.~> Reciprocating nonpivoted controller

DEFINITION

Classification: 222/312

(under subclass 311) Dispensers having the variable material passage between a drum type rotor and the discharge controller.