Patents by Inventor Pascal Claude Wurniesky

Pascal Claude Wurniesky 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).

  • Bypass engine with means for limiting gas leakage
    Patent number: 5822975
    Abstract: A bypass engine including a fan which has its blades disposed in both the imary gas flow path and the secondary gas flow path of the engine is provided with an annular intermediate gas flow path in the space between the primary and secondary flow paths, and gas take-off means is connected to a compressor of the engine and arranged to direct a flow of gas longitudinally along the intermediate flow path to prevent leakage of hot gas to the secondary flow path via the gaps existing between the platforms of the fan blades and the adjacent annular members of the primary and secondary flow paths.
    Type: Grant
    Filed: April 10, 1997
    Date of Patent: October 20, 1998
    Assignee: Societe National D'Etude Et De Auction De Moteurs d'Aviation "Snecma"
    Inventors: Xavier Jean-Michel Andre Guyonnet, Pascal Claude Wurniesky