Patents by Inventor Jean-Francis Guyonnet

Jean-Francis Guyonnet 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).

  • Patent number: 4146654
    Abstract: A friction lining according to the invention is formed of bounded solidified previously molten particles formed on its support by plasma deposition; the base planes 0001 of a major proportion of the crytals in said lining are oriented in directions substantially parallel to the friction surfaces; the materials of which said linings are formed contain metals, metallic oxides or carbides having high melting points; they include cobalt, magnesium, neodymium, titanium, tungsten under its hexagonal form, yttrium, nickel under its hexagonal form, MoC, Mo.sub.2 C, NbC, Nb.sub.2 C, Ta.sub.2 C, WC, W.sub.2 C, V.sub.2 C, Cr.sub.2 O.sub.3, TiO.sub.2 ; they may contain under an alloyed form proportions of non hexagonal materials, including molybdenum, chromium, aluminum, copper, iron, the non hexagonal nickel, niobium, B.sub.4 C, TaC, TiC, Cr.sub.3 C.sub.2, VC, ZrC, ZrO.sub.2, Al.sub.2 O.sub.3, which do not affect the hexagonal structure of the alloys obtained.
    Type: Grant
    Filed: August 2, 1974
    Date of Patent: March 27, 1979
    Assignee: Centre National de la Recherche Scientifique
    Inventor: Jean-Francis Guyonnet