Patents by Inventor Lucas Domergue

Lucas Domergue has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Brazed joint between a titanium-based metal part and a ceramic part based on silicon carbide (SIC) and/or carbon
    Patent number: 8161753
    Abstract: An assembly including a stack structure made up of the following elements assembled together by brazing: the titanium-based metal piece; a first intermediate piece suitable for deforming to accommodate differential expansion between the metal piece and a piece made of ceramic material based on silicon carbide and/or carbon; a second intermediate piece that is rigid, having a coefficient of expansion close to that of said ceramic material piece and made of aluminum nitride (AlN) or of tungsten (W); and the ceramic material piece is disclosed.
    Type: Grant
    Filed: December 8, 2006
    Date of Patent: April 24, 2012
    Assignees: Snecma, Commissariat A l'Energie Atomique
    Inventors: Joël Michel Benoit, Jean-François Fromentin, Olivier Gillia, Lucas Domergue
  • BRAZED JOINT BETWEEN A TITANIUM-BASED METAL PART AND A CERAMIC PART BASED ON SILICON CARBIDE (SIC) AND/OR CARBON
    Publication number: 20090068004
    Abstract: The assembly comprises a stack structure made up of the following elements assembled together in pairs by brazing: the titanium-based metal piece (10); a first intermediate piece (11) suitable for deforming to accommodate differential expansion between the metal piece (10) and a piece (20) made of ceramic material based on silicon carbide and/or carbon; a second intermediate piece (12) that is rigid, having a coefficient of expansion close to that of said ceramic material piece (20) and made of aluminum nitride (AlN) or of tungsten (W); and the ceramic material piece (20).
    Type: Application
    Filed: December 8, 2006
    Publication date: March 12, 2009
    Applicant: SNECMA
    Inventors: Joel Michel Benoit, Jean-Francois Fromentin, Olivier Gillia, Lucas Domergue