US PATENT SUBCLASS 209 / 644
.~.~ Fluid jet

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}
644.~.~ Fluid jet

DEFINITION

Classification: 209/644

Fluid jet:

(under subclass 606) Methods and apparatus wherein items are separated by impinging a stream of fluid thereon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

44.2, for fluid jet separating means combined with separating apparatus within the class definition but not included in subclasses 509 through 707.

537, for apparatus sorting cigarettes, cigars, or packages thereof by means of fluid or vacuum sensing means.

591, for condition responsive means utilizing fluid or vacuum sensing means.