Windshield wiper blade for cleaning glass surface of vehicle, has control unit to shift support unit between position in which wiping contour is in contact with surface and another position in which contour is removed

摘要

Wiper blade has a squeegee (4) equipped with a support unit for a wiping contour (5) and a scraper (6) permanently attached to squeegee and used to remove frost on a glass surface. Control unit shifts the support unit between a position where the contour is in contact with the surface and another position where the contour is removed to allow a lower edge (40) of one of longitudinal faces of the scraper to come in contact with the surface.