LOOSE MATERIAL VENTILATION AND TRANSPORTATION DEVICE Russian patent published in 2000 - IPC

FIELD: materials handling facilities; active ventilation and pneumatic transportation of loose material. SUBSTANCE: transportation channel in proposed device is provided with longitudinal partition dividing the channel into two chambers, ventilation and transportation ones. First chamber is connected to side air heating channel, and second chamber is connected to other side and main air dispensing channels. Bypass holes with valves are made in lower part of longitudinal partition. Riddles of ventilation chamber are tilted through angle of 45^° minimum to horizon. EFFECT: facilitated ventilation and simultaneous transportation of material. 2 cl, 2 dwg, 3 ex