Cleaning device for flat surfaces, especially windows, has suction device with part of air blown to dosing device providing pressure medium

摘要

A cleaning device (1) has a body (4) and a polishing device (5) and a dosing device (7-9) supplying the polishing device with a cleaning material, and a suction bell (12) holding the body (4) and polishing device on the surface (2) being cleaned. At least part of the air from the suction device (13) is blown to the dosing device for pressurize medium for releasing the cleaning material.