FIELD: transport.
SUBSTANCE: invention relates to device for attachment of blades. Proposed device ring 28 to fitted around outer flange 23 of turn platform 15 for blade 27 to turn through angle sufficient for retainers 30, 31 to stop slots of turn platform so that blade root 27 is retained therein, and moving wedges to retain said blade root in said slot. Ring 28 features in fact round shape with flat edge 40 whereat one of retainers is arranged. Wedges incorporate lock wedge 35 to counteract blade root slip in slit 18 and thrust wedge 38 to support blade root at slot bottom.
EFFECT: ease of blade assembly/disassembly.
10 cl, 10 dwg
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