A filter assembly

B - Operations – Transporting – 01 – D

Patent

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Details

B01D 46/10 (2006.01) B01D 46/00 (2006.01)

Patent

CA 2659531

The invention provides a filter assembly (10;100;300;400) for use in a cleaning appliance having a first filter portion (14) and a deformable rim (12;112;312;412), the first filter portion being surrounded by the deformable rim. The first filter portion (14) consists of a non-woven medium. The filter assembly (10;100;300;400) further comprises a second filter portion (16) located downstream of the first filter portion (14). The first filter portion (14) and the second filter portion (16) are held directly adjacent one another by means of the deformable rim (12;112;312;412). The filter assembly (10;100;300;400) further comprises a third filter portion (18) located upstream of the first filter portion (14) and consisting of a mesh material. The first filter portion (14) and the third filter portion (18) are held directly adjacent one another by means of the deformable rim. The filter assembly (10;100;300;400) has a tab (28) located on a surface thereof, to facilitate removal of the filter assembly (10;100;300;400) from a filter housing or a vacuum cleaner.

L'invention concerne un ensemble filtre (10, 100, 300, 400) pour un appareil de nettoyage doté d'une première partie de filtre (14) et d'un bord déformable (12, 112, 312, 412), la première partie de filtre étant entourée par le bord déformable. La première partie de filtre (14) consiste en un support non tissé. L'ensemble filtre (10, 100, 300, 400) comprend en outre une deuxième partie de filtre (16) située en aval de la première partie de filtre (14). La première partie de filtre (14) et la deuxième partie de filtre (16) sont maintenues à côté l'une de l'autre par le bord déformable (12, 112, 312, 412). L'ensemble filtre (10, 100, 300, 400) comprend en outre une troisième partie de filtre (18) située en amont de la première partie de filtre (14) et consistant en un matériau à mailles. La première partie de filtre (14) et la troisième partie de filtre (18) sont maintenues à côté l'une de l'autre par le bord déformable. L'ensemble filtre (10, 100, 300, 400) comprend une languette (28) située sur l'une de ses surfaces pour faciliter le retrait de l'ensemble filtre (10, 100, 300, 400) d'un logement de filtre ou d'un aspirateur.

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