US PATENT SUBCLASS 209 / 357
.~.~.~.~.~ Reciprocating

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}
357.~.~.~.~.~ Reciprocating

DEFINITION

Classification: 209/357

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

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282, for stationary concave or convex surface sifters with reciprocating agitators.

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460, Crop Threshing or Separating,

87+, for overhung rake and walking rake type straw carriers for grain separators.