US PATENT SUBCLASS 209 / 664
.~.~.~.~ Gauging passage between elements of rotating cage

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}
664.~.~.~.~ Gauging passage between elements of rotating cage

DEFINITION

Classification: 209/664

Gauging passage between elements of rotating cage:

(under subclass 660) Methods and apparatus wherein said passage is situated between elements of a rotating cage, e.g., bars spaced apart circumferentially of the perimeter of a structure having the form of a circular treadmill.