Patents by Inventor Roger Michel LECRIVAIN

Roger Michel LECRIVAIN 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).

  • ELECTRIC MACHINE WITH FLUX SWITCHING WITH SIMPLE EXCITATION
    Publication number: 20200036242
    Abstract: The proposed invention is an electric machine with flux switching comprising: —a movable element (20), comprising a plurality of flux switching teeth, and —a stator (10), comprising a plurality of teeth, excitation coils (15) and armature coils, characterized in that the stator is formed of a succession of elementary cells each comprising: —three teeth, comprising a central tooth (120) and two lateral teeth (121), delimiting therebetween two central notches (140), an excitation coil being housed in the central notches and wound around the central tooth, and —two lateral half-notches (141) on either side of the lateral teeth, each half-notch housing at least in part an armature coil, in such a way that two successive elementary cells share a common lateral notch.
    Type: Application
    Filed: June 8, 2016
    Publication date: January 30, 2020
    Applicants: Ecole Normale Superiere De Cachan, CNAM - Conservatoire National Des Arts Et Metiers, Centre National De La Recherche Scientifique (CNRS), Ecole Normale Superiere De Cachan
    Inventors: Benjamin GAUSSENS, Roger Michel LECRIVAIN, Mohammed GABSI