Patents by Inventor Herbert Joly

Herbert Joly 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).

  • Backswept turbojet blade
    Patent number: 7108486
    Abstract: A rotary turbojet blade comprises a plurality of blade sections extending along a line of the centers of gravity of said sections between a base and a tip, said blade presenting along a radial axis a bottom portion, an intermediate portion, and a top portion, said bottom portion presenting a longitudinal angle of inclination for a leading edge line, said intermediate portion presenting a backward longitudinal angle of inclination for said leading edge line, and said top portion presenting a backward longitudinal angle of inclination for said leading edge line and a tangential angle of inclination for said line of the centers of gravity in a direction opposite to the direction of rotation of said blade.
    Type: Grant
    Filed: February 12, 2004
    Date of Patent: September 19, 2006
    Assignee: Snecma Moteurs
    Inventors: Jerome Talbotec, Philippe Fessou, Herbert Joly, Beatrice Bois
  • Backswept turbojet blade
    Publication number: 20040170502
    Abstract: A rotary turbojet blade comprises a plurality of blade sections extending along a line of the centers of gravity of said sections between a base and a tip, said blade presenting along a radial axis a bottom portion, an intermediate portion, and a top portion, said bottom portion presenting a longitudinal angle of inclination for a leading edge line, said intermediate portion presenting a backward longitudinal angle of inclination for said leading edge line, and said top portion presenting a backward longitudinal angle of inclination for said leading edge line and a tangential angle of inclination for said line of the centers of gravity in a direction opposite to the direction of rotation of said blade.
    Type: Application
    Filed: February 12, 2004
    Publication date: September 2, 2004
    Applicant: SNECMA MOTEURS
    Inventors: Jerome Talbotec, Phillipe Fessou, Herbert Joly, Beatrice Bois