Patents by Inventor Alain Piot

Alain Piot 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).

  • Retaining of centering keys for rings under variable angle stator vanes in a gas turbine engine
    Patent number: 7458771
    Abstract: A gas turbine engine includes at least one compressor stage with an inner ring under variable angle stator vanes including axial keys for centering the inner ring with respect to the stator vanes, and including at least one sealing member support mounted on the inner ring. The keys include a transverse groove cooperating with a radial rib arranged transverse to the engine axis on the periphery of the support for the sealing member.
    Type: Grant
    Filed: September 9, 2005
    Date of Patent: December 2, 2008
    Assignee: SNECMA
    Inventors: Aude Abadie, Alain Piot, Alain Marc Lucien Bromann
  • Retaining of centring keys for rings under variable angle stator vanes in a gas turbine engine
    Publication number: 20060056963
    Abstract: The present invention concerns a gas turbine engine comprising at least one compressor stage with an inner ring under variable angle stator vanes comprising axial keys for centring said inner ring with respect to said stator vanes, and comprising at least one sealing member support mounted on the inner ring. It is characterized by the fact that said keys comprise a transverse groove cooperating with a radial rib arranged transverse to the engine axis on the periphery of the support for the sealing member.
    Type: Application
    Filed: September 9, 2005
    Publication date: March 16, 2006
    Applicant: SNECMA
    Inventors: Aude Abadie, Alain Piot, Alain Bromann