| 摘要 |
FIELD: domestic cleaning and washing. ^ SUBSTANCE: device comprises sucking member mounted in the housing of the device for sucking mud on the floor, driving device for moving the housing of the device, detecting device secured inside the housing for determining the distance between the bottom of the housing and the floor, and control device for control of sucking device on the signal from the detecting device. ^ EFFECT: enhanced quality of cleaning. ^ 13 cl, 7 dwg |
