| 摘要 |
A robot cleaner is provided to clean the dirt on the floor easily by an emitted vapor. A robot cleaner includes a moving main body(10), a vapor flow passage(150) in the main body, a vapor generating device(100) supplying the vapor. The vapor generating device includes a vapor generating part, a boiling part, a water storage part, a connection flow passage and a water controlling valve. If the valve is opened, the water in the water storage part is supplied to the vapor generating part and the water is changed into the vapor. The cloth is changed into the damp cloth having a hot vapor. In this state, the robot cleaner(1) removes easily the dirt.
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