Patents by Inventor Jean-Luc Rieu

Jean-Luc Rieu 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).

  • Method of making moulds for studded tires
    Patent number: 8313679
    Abstract: A method for producing a mold lining (G) intended for the manufacture of tires comprising tread blocks that have incisions in them and studs. A mold lining is produced by positioning lamella (L1, L2, L3, L4, L5, L6) of substantially equivalent shape and length on the parts of the lining (G) that are intended to mold the rubber blocks. In a next step, the material of the lining (G) and of the lamella (L1, L2, L3, L4, L5, L6) contained in a cylindrical space located at each of the sites intended to accept pins capable of molding the housings for the studs is removed radially, and an insert supporting a pin is positioned in the hole obtained beforehand.
    Type: Grant
    Filed: April 23, 2008
    Date of Patent: November 20, 2012
    Assignee: Michelin Recherche et Technique S.A.
    Inventors: Cyril Guichon, Jean-Louis Cocural, Bruno Martin, Jean-Luc Rieu
  • Method of making moulds for studded tires
    Publication number: 20080277038
    Abstract: A method for producing a mould lining (G) intended for the manufacture of tires comprising tread blocks that have incisions in them and studs. A mould lining is produced by positioning lamella (L1, L2, L3, L4, L5, L6) of substantially equivalent shape and length on the parts of the lining (G) that are intended to mould the rubber blocks. In a next step, the material of the lining (G) and of the lamella (L1, L2, L3, L4, L5, L6) contained in a cylindrical space located at each of the sites intended to accept pins capable of moulding the housings for the studs is removed radially, and an insert supporting a pin is positioned in the hole obtained beforehand.
    Type: Application
    Filed: April 23, 2008
    Publication date: November 13, 2008
    Applicant: Michelin Recherche et Technique S.A.
    Inventors: Cyril Guichon, Jean-Louis Cocural, Bruno Martin, Jean-Luc Rieu
  • Tire tread
    Patent number: D750552
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: March 1, 2016
    Assignees: COMPAGNIE GENERALE DES ESTABLISSEMENTS MICHELIN, MICHELIN RECHERCHE ET TECHNIQUE, S.A.
    Inventors: Aurelien Fabre, Walib Djabour, Jean-Luc Rieu
  • Tire tread
    Patent number: D815588
    Type: Grant
    Filed: December 17, 2016
    Date of Patent: April 17, 2018
    Assignees: Compagnie Generale des Etablissements Michelin, Michelin Recherche et Technique S.A.
    Inventors: Walid Djabour, Alain Durand, Jean Luc Rieu