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FR-3168236-A1 - Composite material blade comprising a clamping element and its manufacturing process

FR3168236A1FR 3168236 A1FR3168236 A1FR 3168236A1FR-3168236-A1

Abstract

The invention relates to a composite material turbine blade (7) for a turbomachine, comprising a blade (70) having a leading edge (73), a trailing edge (74), an intrados (71) and an extrados (72), the blade further comprising at least one serration element (8) formed of a succession of teeth (82) and grooves (84) extending along at least a portion of the leading edge (73) and/or the trailing edge (74), wherein the blade (70) comprises a body (79) formed of a first fibrous preform (702) embedded in a resin and the at least one serration element (8) is formed of a second fibrous preform (704) embedded in a resin, the at least one serration element (8) being connected to the body (79) by at least one fusible link (78) configured to break when a force is applied to the at least one element of serrations (8) exceeds a predetermined threshold. Figure for the abbreviation: Figure 4

Inventors

  • Matthieu Patrick Jean Roger PERLIN,
  • Manon Claire Pascale COMMARMOT,
  • Foucault DE FRANCQUEVILLE,
  • Vincent JOUDON,

Assignees

  • SAFRAN
  • SAFRAN AIRCRAFT ENGINES

Dates

Publication Date
20260508
Application Date
20241107