Patents by Inventor Rene Dubost

Rene Dubost 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 shearing irradiated fuel assemblies
    Patent number: 4566361
    Abstract: Apparatus for shearing irradiated fuel assemblies, wherein a counterblade is mounted on a counterblade carriage, which normally bears against a detachable member, the counterblade carriage, a side-clamping carriage and a blade holder carriage being arranged on rails disposed in a direction perpendicular to the counterblade, a confinement cell communicating with an intervention cell by a passage normally sealed by a cover, the rails being extended in said intervention cell by said passage, whose dimensions make it possible for the carriages to travel in the intervention cell when the detachable member and the cover are removed.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: January 28, 1986
    Assignee: Commissariat a l'Energie Atomique
    Inventors: Rene Dubost, Robert Fiori, Philippe Seyfried
  • Optical telecommunications cable
    Patent number: 4329018
    Abstract: An optical telecommunications cable comprising an outer tube of circular cross-section made of aluminum covered with a plastics material and a plurality of strands of circular cross-section inside the outer tube, the strands being assembled tangentially to one another and each of the strands being constituted by an elementary circular structure covered by a tubular covering made of plastic material and reinforced by three strength members disposed at 120.degree. in the covering.
    Type: Grant
    Filed: December 15, 1977
    Date of Patent: May 11, 1982
    Assignee: Societe Anonyme dite: Les Cables de Lyon
    Inventor: Rene Dubost
  • Optical fibre cable and a method of manufacture
    Patent number: 4141623
    Abstract: A multiple optical fibre cable in which the fibres can be used separately for long distance signal transmission comprises a central core round which the optical conductors are concentically disposed. Each optical conductor is constituted by an optical fibre protected by a first layer or covering of polyamide and a second layer or sheath of polyethylene. In order to avoid distortion of the optical fibre, the second layer or sheath is stretched. Application: Optical telecommunications cables.
    Type: Grant
    Filed: May 13, 1977
    Date of Patent: February 27, 1979
    Assignee: Societe Anonyme dite: Les Cables de Lyon
    Inventors: Rene Dubost, Bernard Grenat
  • Device for the protective covering of optical fibres
    Patent number: 4131404
    Abstract: A covering of thermoplastic material applied to a bare portion of optical fibre by pressure molding.The device for performing the pressure molding includes a micro injection cylinder and a mold having a distribution chamber with injection holes distributed over the fibre to be covered.
    Type: Grant
    Filed: July 19, 1977
    Date of Patent: December 26, 1978
    Assignee: Societe Anonyme Dite: Les Cables de Lyon
    Inventors: Rene Dubost, Francis Gauthier, Georges Mignien
  • Taping device, particularly for optical fibres
    Patent number: 4089154
    Abstract: A taping device permitting tension-free winding of tapes. It comprises guide hooks between which the tape passes disposed as close as possible to the product to be taped. Applications: manufacture of optical fibre telecommunications cables and special cables.
    Type: Grant
    Filed: March 30, 1977
    Date of Patent: May 16, 1978
    Assignee: Les Cables de Lyon S.A.
    Inventors: Rene Dubost, Bernard Grenat