209 / | HD | CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS |
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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} |
667 | DF | .~.~.~.~ Gauging passage between rotatable elements {6} |
672 | | .~.~.~.~.~ Spindle or roller having axially spaced, flat-sided circumferential elements (e.g., flanges, disks, wheels, etc.) projecting therefrom |