US PATENT SUBCLASS 414 / 158
.~.~ Including screw, rotary, or rotating pusher, conveyor


Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

147  DF  CHAMBER OF A TYPE UTILIZED FOR A HEATING FUNCTION AND MATERIAL CHARGING OR DISCHARGING MEANS THEREFOR {6}
150  DF  .~ Including driven device and/or inclined flow path to carry or convey material into, within, and out of chamber {8}
158.~.~ Including screw, rotary, or rotating pusher, conveyor


DEFINITION

Classification: 414/158

Including screw, rotary, or rotating pusher, conveyor:

(under subclass 150) Apparatus wherein the means for moving the material includes a conveyor of either a screw type, a rotary type, or a rotating pusher type.