US PATENT SUBCLASS 209 / 671
.~.~.~.~.~ Spindle or roller having projecting elements spaced circumferentially thereof

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}
667  DF  .~.~.~.~ Gauging passage between rotatable elements {6}
671.~.~.~.~.~ Spindle or roller having projecting elements spaced circumferentially thereof

DEFINITION

Classification: 209/671

Spindle or roller having projecting elements spaced circumferentially thereof:

(under subclass 667) Methods and apparatus wherein at least one of said elements is a shaft or roller having projecting elements such as tines spaced about the circumference thereof.