414 / | HD | MATERIAL OR ARTICLE HANDLING |
288 | DF | STATIC RECEPTACLE AND MEANS FOR CHARGING OR DISCHARGING, OR FACILITATING THE CHARGING OR DISCHARGING OF, THE RECEPTACLE {7} |
293 | DF | .~ Charging or charge-distributing means {6} |
294 | DF | .~.~ Condition responsive {2} |
296 | .~.~.~ Drive means of charging conveyor controlled by level of material in receptacle |