Patents by Inventor Jean-Claude Depoisier

Jean-Claude Depoisier 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 improving friction contact between friction elements of a static brake and improved friction element
    Patent number: 4351885
    Abstract: A method of providing an improved friction surface and a friction element having such an improved friction surface are disclosed. A surface of a metallic friction element, e.g. a brake pad or a brake disc or drum, is metal-sprayed with a metallic substance which defines asperities the average roughness Ra of which ranges between 3 and 60 microns. Preferably, at least some of the asperities have heights ranging between 20 and 40 microns for a base width between 0.5 and 1 mm.
    Type: Grant
    Filed: October 3, 1979
    Date of Patent: September 28, 1982
    Assignee: Societe Anonyme Francaise du Ferodo
    Inventors: Jean-Claude Depoisier, Leonce E. R. Rogier