US PATENT SUBCLASS 209 / 350
.~.~.~ Rotating

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

233  DF  SIFTING {16}
*  DD  .~ Plane sifters {2}
*  DD  .~.~ Horizontal and inclined {4}
350.~.~.~ Rotating {1}
351  DF  .~.~.~.~> With agitators

DEFINITION

Classification: 209/350

(under subclass 233) Flat horizontal or inclined sifters having a rotating motion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

279+, for rotating sifters having concave or convex material receiving surfaces.