Patents by Inventor Pierre J. Lissajoux

Pierre J. Lissajoux 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).

  • Device to correct an unbalance of the rotor of turbine engines
    Patent number: 4455887
    Abstract: A device to correct unbalance of the rotor of a turbojet engine having a low shaft and a shaft bearing. The device being in the hollow shaft in the region of the bearing. The hollow shaft has internal flutes and a transverse wall. A balancing member in the hollow shaft has external flutes and a closed end adjacent the transverse wall and a head at its other end having an eccentric portion held in a selected angular position by engaging the external flutes of the balancing member with internal flutes in the shaft and then securing the closed end of the balancing member to the transverse wall.
    Type: Grant
    Filed: February 10, 1982
    Date of Patent: June 26, 1984
    Assignee: Societe Nationale d'Etude et de Construction de Moteurs d'Aviation
    Inventors: Pierre J. Lissajoux, Marcel L. Rigo