Apparatus for cleaning smooth surfaces, particularly windscreens of truck, has wiper element and pump, which are designed as electric motor that is supplied with electricity by power source and spray nozzle to act cleaning liquid by pump

摘要

The apparatus (100) has a spray nozzle (150) to act a cleaning liquid by a pump (130). A moveable wiper element (110) and a pull-off lip (170) are assigned relative to a surface that is to be cleaned by an assigned drive unit (120). The spray nozzle, the pump, the wiper element and the pull-off lip are arranged on a common carrier (105). The wiper element and the pump are designed as an electric motor that is supplied with electricity by a power source. The carrier is formed on the surface with a side of the carrier facing an open housing that is attached to a handle (107). A pressure compensation tank unit (160) is provided for the cleaning liquid.