Patents by Inventor Carsten DOTZEL

Carsten DOTZEL 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: 11196325
    Abstract: A stator for an electric machine having an annular lamination stack with a longitudinal axis and slots extending along the longitudinal axis, at least three electrical phases, each of which has two partial strands, a plurality of rings connected in series to form a partial strand, a plurality of connection wires arranged to form a ring in adjacent layers of the slots, and a power connection for electrically connecting the stator. The connection wires are connected by pairs at a contacting side of the lamination stack for connecting adjacent layers at contacting areas. The power connection is arranged at the contacting side, and the connection wires are closed in each instance at an opposed contacting side opposite the contacting side.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: December 7, 2021
    Assignee: ZF Friedrichshafen AG
    Inventors: Carsten Dotzel, Stefan Reuter, André Grübel, Matthias Ebert
  • Publication number: 20200227985
    Abstract: A stator for an electric machine having an annular lamination stack with a longitudinal axis and slots extending along the longitudinal axis, at least three electrical phases, each of which has two partial strands, a plurality of rings connected in series to form a partial strand, a plurality of connection wires arranged to form a ring in adjacent layers of the slots, and a power connection for electrically connecting the stator. The connection wires are connected by pairs at a contacting side of the lamination stack for connecting adjacent layers at contacting areas. The power connection is arranged at the contacting side, and the connection wires are closed in each instance at an opposed contacting side opposite the contacting side.
    Type: Application
    Filed: January 2, 2018
    Publication date: July 16, 2020
    Inventors: Carsten DOTZEL, Stefan REUTER, André GRÜBEL, Matthias EBERT