| 摘要 |
FIELD: transport. ^ SUBSTANCE: proposed device comprises tube 3, or hoses, plugged at one end 4 secured inside the car 2 on its bottom 1. The tube other end 5, outside the car 2, union 6 with valve 7 is arranged to feed air. Automotive pump unions 8 with clamps for large-capacity truck air tube unions 9 of air cushions 10 are arranged on tube or hoses 3, while polyethylene film sheet 11 is arranged above said air cushions 10. Prior to emptying, compressed air is forced via tube 3 into cushions 10 to create cracks in coal mass to be torn off the car wall. After that the coal dumping is performed. ^ EFFECT: reduced operating costs, ease of servicing, higher rate of emptying. ^ 1 dwg |
