Device for brushing a top surface, a train carriage using the device for cleaning rail tracks and a vehicle provided with the device

摘要

The invention concerns a device for brushing a top surface. The device comprises a cylindrical body rotatable around an axis and brushing elements connected with the cylindrical body whereby the device is fastened such that the top surface and the device move relative to one another in a direction making a small angle with the plane perpendicular to the axis. According to the invention the cylindrical body is rotated by the brushing elements that have an outer radius which is springy reducible by pressing the brushing elements against the top surface. The invention also concerns a train carriage and a vehicle provided with the device.