Patents by Inventor Eric DUPUY

Eric DUPUY 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).

  • Method for manufacturing a stiffened structural panel for an aircraft
    Patent number: 11400662
    Abstract: A method of manufacturing stiffened structural panel for an aircraft including a main sheet made of composite material with unidirectional fibers, and a stiffening structure secured to the main sheet and made of a composite material comprising a resin and chopped fibers, the stiffening structure including on the one hand a base adhering to one of the two lateral faces of the main sheet, and a network of stiffeners in the form of a grid projecting from the base. The method includes a step of compression molding the stiffening structure from a block formed of a prepolymer reinforced with chopped fibers.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: August 2, 2022
    Assignee: AIRBUS OPERATIONS (S.A.S.)
    Inventors: Lionel Juillen, Denis Soula, Eric Dupuy
  • METHOD FOR MANUFACTURING A STIFFENED STRUCTURAL PANEL FOR AN AIRCRAFT
    Publication number: 20200114595
    Abstract: A method of manufacturing stiffened structural panel for an aircraft including a main sheet made of composite material with unidirectional fibers, and a stiffening structure secured to the main sheet and made of a composite material comprising a resin and chopped fibers, the stiffening structure including on the one hand a base adhering to one of the two lateral faces of the main sheet, and a network of stiffeners in the form of a grid projecting from the base. The method includes a step of compression molding the stiffening structure from a block formed of a prepolymer reinforced with chopped fibers.
    Type: Application
    Filed: October 11, 2019
    Publication date: April 16, 2020
    Inventors: Lionel JUILLEN, Denis SOULA, Eric DUPUY