Patents by Inventor Julien Marc Antoine PREVOST

Julien Marc Antoine PREVOST 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).

  • Turbomachine stator sector having flexible regions subjected to high stress
    Patent number: 11767767
    Abstract: A turbine stator sector includes a plurality of vanes extending along a radial direction between a first end and a second end and along an axial direction between a leading edge and a trailing edge. The sector further includes an internal shroud linked to the first end of the vanes and an external shroud linked to the second end of the vanes. The sector includes at least one annular portion forming all or part of the internal shroud or of the external shroud. The annular portion includes a first partition present at the junction with the first or the second end of the vanes and a second partition held spaced from the first partition along the radial direction by a three-dimensional structure including a plurality of cutouts.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: September 26, 2023
    Assignee: SAFRAN AIRCRAFT ENGINES
    Inventors: Laurent Gilles Dezouche, Sophie Martine Jobez, Julien Marc Antoine Prevost
  • TURBOMACHINE STATOR SECTOR HAVING FLEXIBLE REGIONS SUBJECTED TO HIGH STRESS
    Publication number: 20220090508
    Abstract: A turbine stator sector includes a plurality of vanes extending along a radial direction between a first end and a second end and along an axial direction between a leading edge and a trailing edge. The sector further includes an internal shroud linked to the first end of the vanes and an external shroud linked to the second end of the vanes. The sector includes at least one annular portion forming all or part of the internal shroud or of the external shroud. The annular portion includes a first partition present at the junction with the first or the second end of the vanes and a second partition held spaced from the first partition along the radial direction by a three-dimensional structure including a plurality of cutouts.
    Type: Application
    Filed: January 14, 2020
    Publication date: March 24, 2022
    Applicant: SAFRAN AIRCRAFT ENGINES
    Inventors: Laurent Gilles DEZOUCHE, Sophie Martine JOBEZ, Julien Marc Antoine PREVOST