US PATENT SUBCLASS 209 / 660
.~.~.~ Item of particular size passed through gauging passage between separate 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.~.~.~ Item of particular size passed through gauging passage between separate elements {9}
661  DF  .~.~.~.~> Gauging passage between stationary element (e.g., bar, slat, etc.) and orbiting belt
662  DF  .~.~.~.~> Gauging passage between stationary element (e.g., bar, slat, etc.) and roller
663  DF  .~.~.~.~> Gauging passage between orbiting belt and roller or wheel
664  DF  .~.~.~.~> Gauging passage between elements of rotating cage
665  DF  .~.~.~.~> Gauging passage between elements of orbiting belt
666  DF  .~.~.~.~> Item moves along curved gauging passage
667  DF  .~.~.~.~> Gauging passage between rotatable elements {6}
674  DF  .~.~.~.~> Gauging passage between moving elements (e.g., vibrating bars, slats, etc.)
675  DF  .~.~.~.~> Gauging passage between stationary elements (e.g., bars, slats, etc.) {2}

DEFINITION

Classification: 209/660

Item of particular size passed through gauging passage between separate elements:

(under subclass 659) Methods and apparatus including separate elements spaced apart to provide therebetween a gauging

passage through which an item of sufficiently small size passes to separate it from larger items.