Dust collection unit and vacuum cleaner with the same
First Claim
Patent Images
1. A dust collection unit for a vacuum cleaner, comprising:
- a dust collection container configured to collect foreign objects contained in air introduced therein;
a porous filter unit configured to filter off the foreign objects in the dust collection container;
covers defining a top and bottom of the dust collection container; and
a filter-cleaning unit having;
a plurality of brushes configured to rotate around the porous filter unit to remove the foreign objects clogging the outer surface of the porous filter unit;
top and bottom rotation guides defining top and bottom portions of the filter-cleaning unit; and
a rotation unit configured to provide a rotational force to rotate the plurality of brushes around the porous filter unit, the rotation unit including blades connected to the top and bottom rotation guides to provide the rotational force,wherein the blades extend from the top rotation guide to the bottom rotation guide.
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Abstract
A dust collection unit for a vacuum cleaner includes a dust collection container for collecting foreign objects contained in air introduced therein, covers defining a top and bottom of the dust collection container, and a filter-cleaning unit having a plurality of brushes rotating around the porous filter unit to remove the foreign objects clogging the outer surface of the porous filter unit.
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Citations
21 Claims
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1. A dust collection unit for a vacuum cleaner, comprising:
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a dust collection container configured to collect foreign objects contained in air introduced therein; a porous filter unit configured to filter off the foreign objects in the dust collection container; covers defining a top and bottom of the dust collection container; and a filter-cleaning unit having; a plurality of brushes configured to rotate around the porous filter unit to remove the foreign objects clogging the outer surface of the porous filter unit; top and bottom rotation guides defining top and bottom portions of the filter-cleaning unit; and a rotation unit configured to provide a rotational force to rotate the plurality of brushes around the porous filter unit, the rotation unit including blades connected to the top and bottom rotation guides to provide the rotational force, wherein the blades extend from the top rotation guide to the bottom rotation guide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A dust collection for a vacuum cleaner, comprising:
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a dust collection container configured to collect foreign objects contained in air introduced therein; a porous filter unit configured to filter off the foreign objects in the dust collection container; and a filter-cleaning unit configured to remove the foreign objects clogging an outer surface of the porous filter unit by rotating around the porous filter unit, wherein the filter-cleaning unit comprises; top and bottom rotation guides formed on a top and bottom of the porous filter unit; a plurality of brush supports interconnecting the top and bottom rotation guides; a plurality of brushes attached on inner surfaces of the brush supports; and blades alternatively disposed with the ton and bottom rotation guides and connected to the top and bottom rotation guides to provide a rotational force to rotate the plurality of brush supports, wherein the blades extend from the top rotation guide to the bottom rotation guide. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. A dust collection unit for a vacuum cleaner, comprising:
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a dust collection container configured to collect foreign objects contained in air introduced therein; a porous filter unit configured to filter off the foreign objects in the dust collection container; covers defining a top and bottom of the dust collection container; a filter-cleaning unit having; top and bottom rotation guides formed on a ton and bottom of the porous filter unit; a plurality of brushes configured to rotate around the porous filter unit to remove the foreign objects clogging the outer surface of the porous filter unit; a rotation unit configured to provide a rotational force to rotate the plurality of brushes around the porous filter unit, the rotation unit including blades connected to the top and bottom rotation guides to provide the rotational force; and a noise-preventing pad formed between the filter-cleaning unit and the porous filter unit, wherein the blades extend from the top rotation guide to the bottom rotation guide. - View Dependent Claims (18, 19, 20, 21)
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Specification