Filter assembly for a vacuum cleaner

A - Human Necessities – 47 – L

Patent

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Details

A47L 9/12 (2006.01) A47L 5/00 (2006.01) A47L 9/16 (2006.01) A47L 9/18 (2006.01) B01D 47/02 (2006.01) B01D 50/00 (2006.01)

Patent

CA 2398258

A filter assembly (10) for a vacuum cleaner includes a main housing (12) having an inlet (14) and an outlet (16). A motor (17) moves air from the inlet (14) to the outlet (16) and a first filter (20) is between the inlet (14) and the outlet (16) for filtering air. An inner wall (30) and an outer wall (32) that is spaced apart from the inner wall (30) form a cavity (34) therebetween. The inner wall (30) has an inner opening (40) and the outer wall (34) has an outer opening (42). A back cover (44) is removably secured to the outer wall (34) over the outer opening (42) and has an access opening (46); an access cover (48) is removably secured over the access opening (46). A filter cartridge (60) is removably disposed within the cavity (34), the filter cartridge (60) has a first side (62) with a first opening (64) and a second side (66) opposite to the first side (62) and adjacent to the access cover (48) with a second opening (70) and a second filter (80) disposed therebetween the openings (64, 70).

L'invention se rapporte à un ensemble filtre (10) pour aspirateur comportant un logement principal (12) doté d'une entrée (14) et d'une sortie (16). Un moteur (17) déplace de l'air de l'entrée (14) vers la sortie (16) et un premier filtre (20) est disposé entre l'entrée (14) et la sortie (16) de manière à filtrer l'air. Une paroi interne (30) et une paroi externe (32), espacée de ladite paroi interne (30), définissent entre elles une cavité (34). La paroi interne (30) possède une ouverture interne (40) et la paroi externe (34) possède une ouverture externe (42). Un couvercle arrière (44) est fixé de manière amovible à la paroi externe (34) au-dessus de l'ouverture externe (42) et possède une ouverture d'accès (46); un couvercle d'accès (48) est fixé de manière amovible au-dessus de l'ouverture d'accès (46). Une cartouche filtre (60), qui est disposée de manière amovible à l'intérieur de la cavité (34), possède un premier côté (62) avec une première ouverture (64) et un second côté (66), opposé au premier côté (62) et adjacent au couvercle d'accès (48), qui est doté d'une seconde ouverture (70) et d'un second filtre (80) disposé entre lesdites ouvertures (64, 70).

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