| 摘要 |
A suction head of a vacuum cleaner, comprises: a housing having a suction port through which dust on a floor is sucked by an operation of a fan motor; a primary brush rotatably installed in the suction port and having a plurality of bristles arranged in a longitudinal direction thereof; a primary brush driving device for reciprocatingly rotating the primary brush within a range of a predetermined angle; and an auxiliary brush rotatably installed at one side of the primary brush and having a plurality of bristles arranged in a longitudinal direction thereof, for supplementing an operation of the primary brush with being rotated. According to this, an entire area occupied by the suction head can be evenly brushed, and brushed dust can be smoothly sucked.
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