Patents by Inventor Patrice Peyraud

Patrice Peyraud 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).

  • Tire with two treads having between treads a reinforcement ring whose load-elongation curve is non-linear
    Patent number: 5645658
    Abstract: In a tire comprising two identical treads (1A) and (1B) reinforced by two own reinforcements (2A) and (2B) and separated by a connecting zone (6) formed of a groove (8) and a ring (7), the ring (7) has a curve representing the circumferential tensile load F as a function of the relative elongation .epsilon. which is non-linear, the ring (7) having for small relative elongations a circumferential tensile rigidity less than for larger relative elongations.
    Type: Grant
    Filed: August 18, 1995
    Date of Patent: July 8, 1997
    Assignee: Compagnie Generale des Etablissements Michelin - Michelin & Cie
    Inventors: Fran.cedilla.ois Gerard, Patrice Peyraud
  • Tire with two treads and groove of adapted shape
    Patent number: 5421390
    Abstract: In order to improve the fatigue strength of the bottom (80) of the groove ) which is located axially between the two treads (1A) (1B) of the of the same tire and which extends radially over a reinforcement wire (7) which is located axially at the level of the equatorial plane (XX') of the tire, and below which the carcass reinforcement (10) passes, said groove (8) has a special meridian configuration in combination with the radial position of the center of gravity of the reinforcement wire (7).
    Type: Grant
    Filed: February 25, 1994
    Date of Patent: June 6, 1995
    Assignee: Compagnie Generale des Etablissements Michelin-Michelin & Cie
    Inventors: Francois Gerard, Patrice Peyraud