Dirt separation system for a vacuum cleaner

Details Dirt separation system for a vacuum cleaner Dirt separation system for a vacuum cleaner

A - Human Necessities

47

L

A47L 9/00 (2006.01)

Patent

CA 2464549

A removable dirt separation system for a vacuum cleaner is disclosed. The dirt separation system includes a dirt cup having a bottom wall and at least one vertically extending side wall and a filter assembly removably mounted in an upper portion of the dirt cup and having a generally horizontal screen element, an exit above the screen, and a filter covering the exit. The dirt separation system further includes a flow directing nozzle disposed in the dirt cup to direct an air stream generally parallel to a surface of the screen element. Particles in the air stream are primarily separated by the screen element. Particles in the air stream are secondarily separated by the filter element. An upright vacuum cleaner and a method of operating a removable dirt separation system for a vacuum cleaner are also disclosed.

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