US PATENT SUBCLASS 209 / 678
.~.~.~.~.~.~ With means moving, or regulating movement of, items along elements

Current as of: June, 1999
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209 /   HD   CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

509  DF  SORTING SPECIAL ITEMS, AND CERTAIN METHODS AND APPARATUS (E.G., POCKET TYPE AND LIGHT RESPONSIVE SORTING, ETC.) FOR SORTING ANY ITEMS {11}
606  DF  .~ Separating means {33}
659  DF  .~.~ Sorting items by size {3}
660  DF  .~.~.~ Item of particular size passed through gauging passage between separate elements {9}
675  DF  .~.~.~.~ Gauging passage between stationary elements (e.g., bars, slats, etc.) {2}
677  DF  .~.~.~.~.~ Items move longitudinally of elongate elements {2}
678.~.~.~.~.~.~ With means moving, or regulating movement of, items along elements

DEFINITION

Classification: 209/678

With means moving, or regulating movement of, items along elements:

(under subclass 677) Methods and apparatus including means for moving, or controlling movement of, items along said elements.