Patent ID: 8291599

Claim:
A mowing head for a bush-cutter, comprising: a rotor rotating around a rotation axis and its cover, the rotor being equipped with at least one supporting surface from which at least one external perimeter wall and at least one internal wall depart, the external perimeter wall and the internal wall mutually defining at least one housing seat for housing at least one length of a flexible cutter, the external perimeter wall being radially equipped with at least one slit that communicates the housing seat with outside, adapted to allow at least one part of the flexible cutter to go out from inside the housing seat towards outside the housing seat, wherein the cover is equipped with at least one blocking tooth adapted to correspond to the slit and to be inserted inside a part of the slit, the slit being equipped with at least one supporting base for supporting at least a portion of the flexible cutter, the blocking tooth cooperating, through pressure, with the supporting surface and the supporting base in order to block the flexible cutter inside the slit; and at least one thickening tongue adapted to increase or decrease a space included between the blocking tooth and the supporting surface or the supporting base.