Patents by Inventor Jacques Espie

Jacques Espie 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).

  • Venting of molds
    Patent number: 6206336
    Abstract: A mold shell having a hole which extends from the molding surface through said shell up to the outside of said mold. The hole is closed by a plug having a completely air-tight end face which is flush with the molding surface so as to constitute a portion of the molding surface, said plug occupying all of the surface of said hole in the molding surface.
    Type: Grant
    Filed: October 11, 1995
    Date of Patent: March 27, 2001
    Assignee: Compagnie Generale des Etablissements Michelin - Michelin & Cie
    Inventors: Jacques Espie, Daniel Labarre, Maurice Rey
  • Tire mold and method of molding a tire by means of such a mold
    Patent number: 5382402
    Abstract: In order to assure excellent molding of the tire at the place of the markings appearing on the side wall of a tire, the shell of the mold has cutouts which correspond to the shape of the marking, the cutouts containing removable closures which admit material for molding the markings while permitting venting of the cutout. In one embodiment the removable closure is an insert which slides in the cutout. It is possible to adjust the relief of the marking. Venting is assured by the clearance between the insert and the cutout.
    Type: Grant
    Filed: June 25, 1993
    Date of Patent: January 17, 1995
    Assignee: Compagnie Generale des Etablissements Michelin - Michelin & Cie
    Inventors: Jacques Espie, Daniel Lefevre