Invention Application
US20120039710A1 INTERMEDIATE CASING OF AIRCRAFT TURBOMACHINE INCLUDING STRUCTURAL CONNECTING ARMS WHICH PERFORM SEPARATE MECHANICAL AND AERODYNAMIC FUNCTIONS 审中-公开
飞机涡轮机的中间模式,包括执行单独机械和空气动力功能的结构连接臂

  • Patent Title: INTERMEDIATE CASING OF AIRCRAFT TURBOMACHINE INCLUDING STRUCTURAL CONNECTING ARMS WHICH PERFORM SEPARATE MECHANICAL AND AERODYNAMIC FUNCTIONS
  • Patent Title (中): 飞机涡轮机的中间模式,包括执行单独机械和空气动力功能的结构连接臂
  • Application No.: US13265056
    Application Date: 2010-04-21
  • Publication No.: US20120039710A1
    Publication Date: 2012-02-16
  • Inventor: Frederic Marius MathieuThierry Georges, Paul Papin
  • Applicant: Frederic Marius MathieuThierry Georges, Paul Papin
  • Applicant Address: FR Paris
  • Assignee: Snecma
  • Current Assignee: Snecma
  • Current Assignee Address: FR Paris
  • Priority: FR0952626 20090422
  • International Application: PCT/EP2010/055262 WO 20100421
  • Main IPC: F01D25/28
  • IPC: F01D25/28 B23P15/00
INTERMEDIATE CASING OF AIRCRAFT TURBOMACHINE INCLUDING STRUCTURAL CONNECTING ARMS WHICH PERFORM SEPARATE MECHANICAL AND AERODYNAMIC FUNCTIONS
Abstract:
A structural connecting arm for an intermediate casing of an aircraft turbomachine with a ducted fan, wherein the arm is configured to connect a hub and an outer ferrule of the casing, and including an aerodynamic outer surface manufactured such that the arm also forms an outlet guide vane. Multiple metal ties extend in the longitudinal direction of the arm, together with a shell made from composite material surrounding the ties and forming the aerodynamic outer surface.
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