Process and apparatus for active cleaning of windows of a vehicle

摘要

A process for active cleaning of a vehicle window with a movable window wiping arm carrying a wiping blade and with cleaning fluid supply onto the windowpane includes initiating movement of the wiping arm and subsequently applying a prescribed first quantity of cleaning fluid at a defined side of the wiping arm facing a first moving direction of the wiping arm. In an embodiment, a second prescribed quantity of cleaning fluid is applied that is smaller than the first quantity at the defined side during movement of the wiping arm in a second moving direction opposite the first moving direction.