Patents by Inventor Nicolas Pradel

Nicolas Pradel 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).

  • Apparatus for fitting retaining rings
    Patent number: 4730387
    Abstract: An apparatus making it possible to fit retaining pins on a mandrel. The retaining pin arrives in the form of a continuous wire which is cut to the desired length by a wheel before being fitted in the mandrel. The end of the uncut retaining pin adjacent to the wheel is maintained in a gripper formed by two jaws. Simultaneously with the fitting of the cut retaining pin, a hole is made in the mandrel to permit the subsequent fitting of a retaining pin.
    Type: Grant
    Filed: July 14, 1987
    Date of Patent: March 15, 1988
    Assignees: Commissariat a l'Energie Atomique, Etablissement Brochier S.A.
    Inventors: Nicolas Pradel, Alain Bruyere