Patents by Inventor Hubertus Buttner

Hubertus Buttner 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).

  • Rotor for an electric machine
    Publication number: 20060267447
    Abstract: A rotor for an electric machine includes a rotor carrier (16) having a cylindrical axial support portion (18) which extends axially with respect to an axis of rotation of said rotor, a sheet pack (24) which includes a plurality of lamellar sheets (22) and is attached to the axial support portion (18) at an attachment area (34), and a first weld (30) which is attached to the sheet pack (24) at a predetermined distance away from the attachment area (34) to fasten a plurality of the lamellar sheets (22) together.
    Type: Application
    Filed: May 23, 2006
    Publication date: November 30, 2006
    Applicant: ZF Friedrichshafen AG
    Inventors: Hubertus Buttner, Marcus van Heyden, Markus Deutel, Alfons Vollmuth
  • Stator for an electrical machine
    Publication number: 20060208587
    Abstract: In a plurality of stator coils arranged on the yoke, each coil has a pair of ends, each end being adjacent to a respective end of an adjacent coil to form pairs of adjacent ends. A plurality of mutually insulated concentrically arranged linking conductors each has a plurality of circumferentially arranged terminal elements, each terminal element being electrically connected to a respective pair of adjacent ends to form a contact area in a common axial and radial position.
    Type: Application
    Filed: March 16, 2006
    Publication date: September 21, 2006
    Applicant: ZF Friedrichshafen AG
    Inventors: Werner Herlet, Hubertus Buttner, Michael Fister, Bernhard Schmitt, Marcus van Heyden, Alfons Vollmuth, Manfred Roder, Khalid Jafoui, Jens Baumeister, Knut Welke