Patents Assigned to Societe National d'Etude et de Construction de Moteurs d'Aviation “snecma”
  • Method for obtaining thin, light and rigid metal parts
    Patent number: 6379480
    Abstract: The invention concerns a method for producing parts made of thin, light and rigid metal alloy essentially having the following steps: producing a core having the part shape; producing cavities in the core; producing shells made of metal alloy combined with reinforcing fibers with high modulus of elasticity; densifying the shells; and diffusion welding of the shells on the core by compression at temperature and pressure conditions for isothermal forging of the metal alloy used.
    Type: Grant
    Filed: June 15, 2000
    Date of Patent: April 30, 2002
    Assignee: Societe National d'Etude et de Construction de Moteurs d'Aviation “snecma”
    Inventors: Daniel Georges Girault, Gérard Philippe Gauthier, Ludovic Edmond Camille Molliex