A pneumatic assembly for the cleaning and the removal of dust, fibrils and various wastes from the wool and cotton carding machines of the textile industry

摘要

A casing (12) under vacuum located under the carding members (3, 5, 7) has the suction at a position more or less central through an opening (30) developing transversally and almost according to the whole development of the working front; transversal clefts (22) for the air inlet, at the two ends of the bottom wall of the casing itself, generate along the bottom wall (14) two air foils or blades converging towards the suction transversal central opening.