US PATENT SUBCLASS 34 / 172
.~.~.~.~ Dumping shelves or pockets

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

523  DF  APPARATUS {40}
165  DF  .~ Gravity flow type {7}
168  DF  .~.~ With gas or vapor flow for contact with treated material {4}
171  DF  .~.~.~ Shelf-to-shelf or zigzag treated material flow {2}
172.~.~.~.~ Dumping shelves or pockets

DEFINITION

Classification: 34/172

(under subclass 171) Apparatus involving dumping shelves or pockets which oscillate or rotate about a horizontal axis for dumping the material from an upper to a lower level.

SEE OR SEARCH THIS CLASS, SUBCLASS:

194, for means for dumping removable shelves or trays.

237, for dumping floors, per se.