| 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} |
| 160 | DF | .~ Charging of chamber {7} |
| 167 | DF | .~.~ By driven device for transporting material to a stationary, at least in part, accumulating means for subsequent release into chamber by gravity {2} |
| 171 | | .~.~.~ Conveyor |