FIELD: gas turbines. SUBSTANCE: proposed device has dovetail joint slots on disk of gas turbine which are arranged over periphery of disk circumference, lock projections arranged on disk between slots, roots and platforms of blades and elongated fixing plate fitted in clearance which is located axially between disk and blade platforms arranged close to each other. Fixing plate has one end bent to periphery and engaging with surface of blade, and other end bent to center of disk with resilient contact with surface of disk lock projection. Device has additionally a fixing projection at side of blade adjoining the disk. EFFECT: improved efficiency of vibration damping and cooling of blades. 15 cl, 6 dwg
