| 摘要 |
PURPOSE: A robot cleaner for a duct is provided to clean the inside of a duct since a dust removing unit removes dust and foreign material from the inner wall and celling of the duct. CONSTITUTION: A robot cleaner for a duct comprises a main body(110), a dust collecting unit(120), and a dust removing unit(130). The main body moves along the duct and collects dust and foreign materials. The dust collecting unit is formed in the shape of a horn. The dust removing unit is expnded as the front of the dust collecting unit. The dust removing unit is installed in the main body. The dust removing unit removes dusts with contacting the inner wall of the dust.
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