Patents by Inventor Vincent Lefeuvre

Vincent Lefeuvre 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).

  • Propulsive assembly, in particular for an aircraft, for protection against an unbalance force and method of protection
    Patent number: 11926409
    Abstract: A propulsive assembly, in particular for an aircraft, comprising a mast and a propulsion device comprising an engine and a nacelle, the engine comprising a propeller, the propulsive assembly comprising: A standby protection device comprising a first connecting member fixedly mounted to the mast and a second connecting member fixedly mounted to the propulsion device, the second connecting member being rotatably hinged with respect to the first connecting member in at least one degree of freedom, and at least one retaining member keeping the second connecting member fixed with respect to the first connecting member, and configured, in the presence of a predetermined unbalance force on the propeller, to release the standby protection device in order to protect the mast.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: March 12, 2024
    Assignee: SAFRAN NACELLES
    Inventors: Patrick Gonidec, Loic Chapelain, Xavier Carcenac, Vincent Lefeuvre
  • PROPULSIVE ASSEMBLY, IN PARTICULAR FOR AN AIRCRAFT, FOR PROTECTION AGAINST AN UNBALANCE FORCE AND METHOD OF PROTECTION
    Publication number: 20220348314
    Abstract: A propulsive assembly, in particular for an aircraft, comprising a mast and a propulsion device comprising an engine and a nacelle, the engine comprising a propeller, the propulsive assembly comprising: A standby protection device comprising a first connecting member fixedly mounted to the mast and a second connecting member fixedly mounted to the propulsion device, the second connecting member being rotatably hinged with respect to the first connecting member in at least one degree of freedom, and at least one retaining member keeping the second connecting member fixed with respect to the first connecting member, and configured, in the presence of a predetermined unbalance force on the propeller, to release the standby protection device in order to protect the mast.
    Type: Application
    Filed: April 20, 2022
    Publication date: November 3, 2022
    Applicant: SAFRAN NACELLES
    Inventors: Patrick Gonidec, Loïc Chapelain, Xavier Carcenac, Vincent Lefeuvre