A pre-filter for a filter system includes a frame having air flow openings having a height and an top portion having a width and a depth. The pre-filter includes a filter panel having a width less than or equal to the width of the top portion and a depth less than or equal to the depth of the top portion at least during insertion of the filter panel into the frame, and height equal to or greater than the height of the air flow openings. A filter system using the pre-filter includes a tank, an air intake aperture, an air exhaust aperture, and a cartridge filter. Another filter system has a relatively large air intake aperture that permits easy debris dumping. A vacuum cleaning system using the filter system includes a support structure connected to the filter system by a release lever.


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    Titel :

    FILTER SYSTEM FOR A VACUUM CLEANER


    Weitere Titelangaben:

    SYSTEME DE FILTRE POUR ASPIRATEUR


    Beteiligte:

    Erscheinungsdatum :

    2020-04-30


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    A47L DOMESTIC WASHING OR CLEANING , Waschen oder Reinigen im Haushalt / B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen



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