Patents by Inventor Bernard Despas

Bernard Despas 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).

  • Hydraulic tensioning device
    Patent number: 4004777
    Abstract: An hydraulic tensioning device wherein a shaft to which a cable may be attached for tensioning is coupled for movement to an hydraulically operated jack. The shaft is mounted for axial movement in a casing its axial and angular movement being controlled by a locking ring surrounding the shaft and angularly movable in the casing by actuating means which can be operated externally of the casing.
    Type: Grant
    Filed: December 16, 1975
    Date of Patent: January 25, 1977
    Assignee: Societe d'Estampage et de Forge Ardennes Champagne-Sefac
    Inventor: Bernard Despas