| 摘要 |
FIELD: mining industry, earth-moving machinery. SUBSTANCE: gear can be utilized for development of placer deposits frozen for many years. Gear to develop and move rocks includes base chassis with blade, turbojet engine, gas line of variable section with ejector and loading opening. Gear is provided with gas dynamic intensifier in the form collector with holes arranged over entire blade in front of it or behind it which is connected by gas line to circuit of turbojet engine and is mounted on base chassis for movement relative to blade. Turbojet engine is double circuit, its outer circuit is connected by gas line loading opening of acceleration tube. EFFECT: raised intensity of overburden operations. 4 dwg |
