| 摘要 |
Disclosed is an automatic device for cleansing window panes, comprising a cleaning head consisting of at least one cleansing chamber, at least one suction chamber and at least one air supply chamber. The cleansing chamber is fed with clean water, possibly added with detergent, for cleansing window panes using either ultrasounds or rotating brushes or water steam. The water supply is effected through an air and water circuit to one of the abovementioned chambers and designed so as to minimize water losses during the water supply process.
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