| 摘要 |
A turbomachine rotor disk ( 32 ) comprising inter-blade platforms ( 44 ) fixed to ribs ( 16 ) delimited by cavities ( 14 ) in which blade roots ( 20 ) are retained, and protective liners ( 30 ) mounted between the flanks of the cavities ( 14 ) of the disk ( 32 ) and the blade roots ( 20 ), wherein the protective liners ( 30 ) have a C-shaped cross section so that they can be fitted translationally and retained radially on the ribs ( 16 ) of the disk ( 32 ) and constitute means of locking the platforms ( 44 ) on the ribs ( 16 ) of the disk ( 32 ).
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