US PATENT SUBCLASS 209 / 330
.~.~.~.~.~.~ 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}
325  DF  .~.~.~.~ With horizontal and vertical shake {3}
329  DF  .~.~.~.~.~ Longitudinal {1}
330.~.~.~.~.~.~ With impact

DEFINITION

Classification: 209/330

(under subclass 329) Flat sifters having both horizontal and vertical movement, the horizontal movement being in general line with the travel of the material toward discharge and one or both shakes being impactive or associated with bumping means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

393, for elongated slot sifter elements.