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1. (WO2018162737) WINDOW CLEANING ROBOT

Pub. No.:    WO/2018/162737    International Application No.:    PCT/EP2018/055953
Publication Date: Fri Sep 14 01:59:59 CEST 2018 International Filing Date: Sat Mar 10 00:59:59 CET 2018
IPC: A47L 1/02
Applicants: ALFRED KÄRCHER SE & CO. KG
Inventors: ABRAMSON, Shai
LEVIN, Asaf
LEVIN, Shalom
ENGEL, Janine
HENRY, Justin
Title: WINDOW CLEANING ROBOT
Abstract:
The invention relates to a window cleaning robot comprising a securing device (14) for adhering to a window surface; a drive device (16) for moving over the window surface; a cleaning device (46) for cleaning the window surface, wherein the cleaning device (46; 170) has at least one cleaning element (58) which is arranged on a window cleaning robot (10) contact side (52) facing the window surface when the robot is used; at least one storage container (56) for cleaning fluid; at least one fluid channel (60) via which the cleaning fluid can be supplied from the at least one storage container (56) to the at least one cleaning element (58) in order to humidify same; and at least one resistor element (112) which is arranged on or in the at least one fluid channel (60) for providing a resistance against a flow of cleaning fluid through the fluid channel (60) from the at least one storage container (58) to the at least one cleaning element (58).