FIELD: machine building.
SUBSTANCE: turbine unit rotor comprises disk with multiple grooves on its face, multiple detachable vanes, and rear flange rigidly jointed with said disk. Every vane comprises foot with its ledge fitted in one of said grooves. Flexible limiter to allow clearance between vane foot and rear flange is arranged between bottom section of vane foot and rear flange. Said bottom part is radially external relative to ledge of said vane foot. Another invention of proposed set relates to turbine unit comprising above described rotor.
EFFECT: longer service life.
19 cl, 8 dwg
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