Patents by Inventor Isabelle Bourriaud

Isabelle Bourriaud 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).

  • Gas turbine blade cooling circuits
    Patent number: 6705836
    Abstract: A gas turbine blade for an airplane engine, the blade comprising at least a first cooling circuit comprising at least a concave side cavity extending radially beside the concave face of the blade, at least a second cooling circuit comprising at least one convex side cavity extending radially beside the convex face of the blade, and at least one third cooling circuit comprising at least one central cavity situated in the central portion of the blade between the concave side cavity and the convex side cavity, at least one leading edge cavity situated in the vicinity of the leading edge of the blade, communication orifices opening out into the central cavity and into the leading edge cavity, and outlet orifices opening out into the leading edge cavity and through the leading edge of the blade.
    Type: Grant
    Filed: August 27, 2002
    Date of Patent: March 16, 2004
    Assignee: Snecma Moteurs
    Inventors: Isabelle Bourriaud, Patrice Eneau, Philippe Picot
  • Gas turbine blade cooling circuits
    Publication number: 20030044277
    Abstract: A gas turbine blade for an airplane engine, the blade comprising at least a first cooling circuit comprising at least a concave side cavity extending radially beside the concave face of the blade, at least a second cooling circuit comprising at least one convex side cavity extending radially beside the convex face of the blade, and at least one third cooling circuit comprising at least one central cavity situated in the central portion of the blade between the concave side cavity and the convex side cavity, at least one leading edge cavity situated in the vicinity of the leading edge of the blade, communication orifices opening out into the central cavity and into the leading edge cavity, and outlet orifices opening out into the leading edge cavity and through the leading edge of the blade.
    Type: Application
    Filed: August 27, 2002
    Publication date: March 6, 2003
    Applicant: SNECMA MOTEURS
    Inventors: Isabelle Bourriaud, Patrice Eneau, Philippe Picot