US PATENT SUBCLASS 209 / 343
.~.~.~.~.~.~.~ With impact

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}
341  DF  .~.~.~.~.~ Longitudinal {2}
342  DF  .~.~.~.~.~.~ Sliding {1}
343.~.~.~.~.~.~.~ With impact

DEFINITION

Classification: 209/343

(under subclass 342) Flat horizontal or inclined sifters supported for sliding movement, the shake being horizontal in the general direction of movement of material over the sifters toward discharge and produced by impact or modified by a bump or jar at some stage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

330, for similar sifters having both a vertical and horizontal shake.