Patents by Inventor Yves René Alexis GACHON

Yves René Alexis GACHON 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).

  • Mechanical system comprising a shaft coupled to a bearing, and method for manufacturing such a system
    Patent number: 11624399
    Abstract: The present invention relates to a mechanical system (1), comprising a bearing (4) and a shaft (10) coupled to the bearing (4), especially for an internal combustion engine, being subjected to average contact pressures of less than 200 MPa. The shaft (10) has at least one area (12) provided with an anti-seizing surface coating (20), having a surface hardness at least twice that of the bearing (4), and a microtexturation (30) comprised of a set of individual microcavities (31), distributed in said area (12). The invention also relates to a method for manufacturing such a mechanical system (1).
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: April 11, 2023
    Assignee: H.E.F.
    Inventors: Mohamadou Bocar Diew, Yves René Alexis Gachon, Fabrice Prost
  • MECHANICAL SYSTEM COMPRISING A SHAFT COUPLED TO A BEARING, AND METHOD FOR MANUFACTURING SUCH A SYSTEM
    Publication number: 20200132111
    Abstract: The present invention relates to a mechanical system (1), comprising a bearing (4) and a shaft (10) coupled to the bearing (4), especially for an internal combustion engine, being subjected to average contact pressures of less than 200 MPa. The shaft (10) has at least one area (12) provided with an anti-seizing surface coating (20), having a surface hardness at least twice that of the bearing (4), and a microtexturation (30) comprised of a set of individual microcavities (31), distributed in said area (12). The invention also relates to a method for manufacturing such a mechanical system (1).
    Type: Application
    Filed: July 3, 2018
    Publication date: April 30, 2020
    Applicant: H.E.F.
    Inventors: Mohamadou Bocar DIEW, Yves René Alexis GACHON, Fabrice PROST