US PATENT SUBCLASS 209 / 347
.~.~.~.~.~ Impactive

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


209 /   HD   CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

233  DF  SIFTING {16}
*  DD  .~ Plane sifters {2}
*  DD  .~.~ Horizontal and inclined {4}
*  DD  .~.~.~ Reciprocating {6}
346  DF  .~.~.~.~ With vertical shake {2}
347.~.~.~.~.~ Impactive

DEFINITION

Classification: 209/347

(under subclass 346) Flat horizontal or inclined sifters having a vertical shake produced by impact or modified at some stage by bumps or jars.

SEE OR SEARCH THIS CLASS, SUBCLASS:

382, for knocking or hammering devices for clearing sifters.