US PATENT SUBCLASS 209 / 331
.~.~.~.~.~ Longitudinal and transverse

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}
*  DD  .~.~.~ Reciprocating {6}
*  DD  .~.~.~.~ With horizontal shake {3}
331.~.~.~.~.~ Longitudinal and transverse {1}
332  DF  .~.~.~.~.~.~> Gyratory

DEFINITION

Classification: 209/331

(under subclass 233) Flat sifters having horizontal shake in a plurality of directions or both in general line with and across the direction of travel of the material toward discharge.