Apparatus and method for levelling of gravel road or corresponding non-paved ground and blade for removal of non-paved ground

摘要

The object of the invention is an apparatus (11) to be attached to a work machine (49) for levelling a gravel road (46) or corresponding unpaved ground, and a method and blade (1, 31) for the same purpose. The apparatus (11) loosens roughness of the ground by rotating the blade shaft (3) and the blades (1, 31), which are detachably attached to the shaft. The loosened ground is levelled by a levelling drag (15) or a corresponding levelling means. At least two or more bent parts (4 - 7, 35 - 42) are arranged at the edge of the blade (1, 31) at an angle with regard to the plane of the central part of the plate-like blade (1) according to the invention.