US PATENT SUBCLASS 209 / 294
.~.~.~.~.~ Lifters and deflectors

Current as of: June, 1999
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209 /   HD   CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

233  DF  SIFTING {16}
*  DD  .~ Drum sifters {2}
*  DD  .~.~ Horizontal and inclined {4}
288  DF  .~.~.~ Rotating {3}
293  DF  .~.~.~.~ With agitators and conveyors {3}
294.~.~.~.~.~ Lifters and deflectors

DEFINITION

Classification: 209/294

(under subclass 293) Rotating cylindrical or drum sifters on horizontal or inclined axes provided with means for lifting and dropping the material and means for deflecting the material along the sifter, generally during the drooping movement thereof.