FIELD: engines and pumps.
SUBSTANCE: proposed liner comprises two branches to cover blade butt thrust surfaces, base jointing said surfaces, retainer arranged on one end of the liner and liner position adjuster arranged on opposite end. Retainer may get in contact with blade butt to retain the liner relative thereto. Said liner position adjuster extends toward the base from side opposite the liner branches. Another invention of the set relates to gas turbine engine rotor including rotor disc that has blade seats arranged on its periphery, blades with their butts secured in said seats, liners and keys. Every key is located between liner base and blade seat bottom. One more invention of the set relates to gas turbine engine with said rotor.
EFFECT: ruled out improper arrangement of liner on blade.
6 cl, 6 dwg
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