| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-propelled cleaner which performs an autonomous control so that a working sound during cleaning operation of the cleaner does not noisily feel to the person when the person exists around the self-propelled cleaner.SOLUTION: A self-propelled cleaner includes: a box body having a suction opening for dust accumulation, a dust collection mechanism and an obstruction detecting part, and performing a cleaning operation while being self-propelled; a driving part for driving the box body; a person sensing part for sensing the existence of the person; and a controlling part for controlling driving of the box body, so that the box body is propelled while the obstruction is avoided and controls the dust accumulation mechanism and a person sensing part, and the controlling part controls so that responding to the person around, operation sound of the moving force part and/or the dust accumulation mechanism during the operation is switched to a calm sound mode having a smaller sound than a normal mode. |
