Patents by Inventor Marc Leandri

Marc Leandri 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).

  • Multistage turbomachine compressor
    Patent number: 7651317
    Abstract: A multistage compressor for a turbomachine, in particular an airplane turboprop or turbojet, the compressor comprising a double-walled casing having an inner wall made up of shrouds surrounding respective annular rows of moving blades and annular rows of straightening stator vanes, said shrouds being connected to the outer wall of the casing by independent suspension means enabling the radial clearances between the outer ends of the moving blades and the shrouds of the inner wall of the casing to be adjusted independently from one compression stage to another.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: January 26, 2010
    Assignee: SNECMA
    Inventors: Gilles Alain Marie Charier, Franck Christian Conan, Thomas Julien Roland Earith, Marc Leandri
  • MULTISTAGE TURBOMACHINE COMPRESSOR
    Publication number: 20090304498
    Abstract: A multistage compressor for a turbomachine, in particular an airplane turboprop or turbojet, the compressor comprising a double-walled casing having an inner wall made up of shrouds surrounding respective annular rows of moving blades and annular rows of straightening stator vanes, said shrouds being connected to the outer wall of the casing by independent suspension means enabling the radial clearances between the outer ends of the moving blades and the shrouds of the inner wall of the casing to be adjusted independently from one compression stage to another.
    Type: Application
    Filed: June 28, 2006
    Publication date: December 10, 2009
    Applicant: SNECMA
    Inventors: Gilles Alain Marie Charier, Franck Christian Conan, Thomas Julien Roland Earith, Marc Leandri