Brush assembly of cleaner
First Claim
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1. A brush assembly of a cleaner, comprising:
- plural brushes arranged at the bottom surface of a cleaner body radially at regular intervals;
plural stationary supporting shafts for rotatably supporting the brushes; and
a driving unit connected to the brushes for rotating the brushes,wherein each brush has a curved shape and is made of flexible material so as to be transformed with curved shape and be strong against twist.
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Abstract
In a brush assembly of a cleaner including plural brushes arranged at the bottom surface of a cleaner body radially at regular intervals; plural supporting shafts for rotatively supporting the brushes; and a driving unit connected to the brushes in order to rotate the brushes, by arranging the plural brushes radially, dust and filth can be collected in a wider region, and accordingly a cleaning performance can be improved. In addition, by forming the brushes as a curved shape, it is possible to compact a size of the cleaner.
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Citations
16 Claims
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1. A brush assembly of a cleaner, comprising:
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plural brushes arranged at the bottom surface of a cleaner body radially at regular intervals; plural stationary supporting shafts for rotatably supporting the brushes; and a driving unit connected to the brushes for rotating the brushes, wherein each brush has a curved shape and is made of flexible material so as to be transformed with curved shape and be strong against twist. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. In a robot cleaner having a suction hole formed at the bottom center of a cleaner body, performing cleaning operation while moving by itself and charging a charge battery automatically, a brush assembly of a robot cleaner, comprising:
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plural brushes arranged radially in the outer circumferential direction of a suction hole with a certain interval from the suction hole; plural stationary supporting shafts in which the brushes are inserted respectively in the length direction for supporting the brushes rotatably; and a driving unit connected to the brushes in order to rotate the brushes, wherein each brush has a curved shape and is made of flexible material so as to be transformed with curved shape and be strong against twist. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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Specification