axial retention device of blades mounted on a turbomachine rotor disk.

An axial restraint of blades mounted on a turbomachine rotor disc, comprising a rotor disc (6) having a plurality of cells (12) and a flange (16) extending radially towards the outside to delimit a groove (18). The device also includes a plurality of blades (4) each having a foot (4a) mounted in a slot in the disk, each blade root being provided at a radial bearing face corresponding to that of disc d ' at least one spoiler (20) extending radially inwardly to define a notch (22) open towards the inside and a retaining ring (24) mounted against the bearing face of the disc and blade roots , said retaining ring being housed in the groove of the disc, kept outside in the notches of the blade roots, and composed of a plurality of angular segments placed end to end.