Device for aeration by sudden discharge of compressed air with improved ejection duct

摘要

The invention relates to an air blast device disposed between a pipe (3) input to be connected to a capacitor for accumulating an air volume and an outlet pipe characterized in that the area (C) of the section of the outlet pipe socket at its distal end is greater than the area (A) of the inlet pipe section taken at its end located near the flow control device .