US PATENT SUBCLASS 222 / 271
.~.~.~ Rotary

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.~.~.~ Rotary {2}
272  DF  .~.~.~.~> Opppositely directed
273  DF  .~.~.~.~> Coaxial only {1}

DEFINITION

Classification: 222/271

(under subclass 265) Dispensers in which the discharge assistants rotate each around its own axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

233+, and 236+, for such subject matter having a serially arranged preceding agitator.

282+, particularly 293+, and 311+, for rotors with discharge volume varying means, the rotors not being arranged in sets.

344+, particularly subclasses 367+, for miscellaneous rotary conveyor type or movable trap chambers.

410+, for miscellaneous rotary discharge assistants (not of the conveyor type trap chamber or movable trap chamber type).