US PATENT SUBCLASS 209 / 358
.~.~.~.~.~ 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}
352  DF  .~.~.~ Stationary {2}
*  DD  .~.~.~.~ With agitators {2}
358.~.~.~.~.~ Rotating

DEFINITION

Classification: 209/358

(under subclass 233) Flat stationary horizontal or inclined sifters associated with rotating agitators which operate upon the material being sifted.

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283, for stationary concave or convex surface sifters with rotary agitators.

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460, Crop Threshing or Separating,

87, for overhung rake type straw carriers for grain separators.