公开(公告)号：EP2485825A1

公开(公告)日：2012-08-15

申请号：EP10778701.2

申请日：2010-10-06

申请人： Nielsen Innovation

发明人： PETITDEMANGE, David ,  MARINE, Julien, François

IPC分类号： B01D46/24 ,  B01D46/52 ,  B01D46/00 ,  A47L9/20 ,  A47L9/12

CPC分类号： B01D46/0024 ,  A47L9/106 ,  A47L9/127 ,  B01D46/0075 ,  B01D46/2411 ,  B01D46/4227 ,  B01D46/521 ,  B01D2279/55

摘要： 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.