タービンのブレード

摘要

The blade (1) of a turbine comprises an airfoil (2) and a platform (3) manufactured in two separated pieces joined together. The blade (1) comprises a seal (4) interposed between the airfoil (2) and platform (3) in a position closer to a hot gases path (5) than a joining (6). The seal (4) is a mechanically decoupled seal.