<p>The present invention relates to a target launching machine (1) having a portion of circular cross section, said machine comprising a launch arm (2) able to rotate about an axis of rotation (3) and a bearing surface (4) of the portion of circular cross section, characterized in that the bearing surface (4) has an offset portion configured such that the separation between the path of the launch arm (2) and the offset portion increases in the direction of rotation of the launch arm (2). Application to target launchers used for archery.</p>