INDUSTRIAL VACUUM-CLEANER CAPABLE OF MOVING THROUGH DOORS

摘要

An industrial vacuum-cleaner is disclosed, based on of a particulate air-filtering cell (1) with pneumatic counter-current cleaning (2) as working filter, a particulate air-filtering cell as safety afterfilter (4) and a suction device arranged in a column so that the suction device (7) is installed below the working filter cell and the safety afterfilter is installed at the top of the column.