| 摘要 |
PROBLEM TO BE SOLVED: To make it possible to clean the inside of a duct to get rid of dust, etc., by charging a remote controllable robot cleaning machine into the duct section and sucking the dust by remote control. SOLUTION: Rotary brushes 61 oscillatable within a prescribed angle range in a vertical direction are mounted at a machine bed 1 having driving wheels 50, 54, 52 and a lifting device 3 for oscillating these rotary brushes 61 is mounted at the bed. The machine is provided with detecting means 37, 38, 39 for detecting the oscillation angle of the rotary brushes and is further provided with illuminating means 5 and a picture recording camera 7 as well. An operator operates the robot cleaning machine for duct cleaning from outside the duct by viewing videos. |
