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US 2015/0020348 A1Published application
Vacuum cleaner filter assembly and vacuum cleaner
AssigneeAktiebolaget Electrolux
InventorsHåkan Miefalk, Anders Haegermarck
Life of this patent
Estimating the term…
Abstract
A vacuum cleaner filter assembly having at least one dust collecting chamber adapted to be coupled to a cyclonic dust separation unit, and a filter unit attached to and extending from the dust collecting chamber.
Claims20
1-12. (canceled)
A vacuum cleaner comprising:
- a vacuum cleaner body;
- a cyclonic dust separation unit provided in the vacuum cleaner body and having at least one cyclone for separating dust from a flow of air, and a dust outlet through which the dust separated by the cyclone exits the cyclonic dust separation unit;
- and
- a filter assembly removably connectable to the vacuum cleaner body and the cyclonic dust separation unit, the filter assembly comprising:
- a dust collecting chamber comprising a sealed chamber except for a dust inlet that is in fluid communication with the dust outlet of the cyclonic dust separation unit, when the filter assembly is connected to the vacuum cleaner body, to receive the dust separated by the cyclonic dust separation unit, and
- a filter unit attached to and extending from the dust collecting chamber and having a filter positioned outside the dust collecting chamber.
3 more elements
Dependencies are inferred from the claim text.