| 摘要 |
<p>Said filtering device is intended for being mounted into a vacuum cleaner receiving compartment (2) comprising a dirty air inlet (3) and a filtered air outlet (4), said device including two filtration levels, formed of a pre-filter (7) and a filter (8), that are placed in the air current kept between the air inlet and outlet by means of a vacuum unit (6). The pre-filter (7) and filter (8) assembly makes up a sealed dustbin. The invention is of use in the electrical appliances field.</p> |
