Patents by Inventor Ole Berkefeld

Ole Berkefeld 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 motor
    Patent number: 8203248
    Abstract: The invention relates to an electric motor having a stator and a rotor in a housing, wherein the stator comprises a plurality of lamellae that are disposed in parallel and are combined into a package. The lamellae are held together via a spring clamp, which overlaps the lamella package in an axial manner, wherein the spring clamp simultaneously supports the lamella package radially on the interior wall of the housing.
    Type: Grant
    Filed: October 15, 2008
    Date of Patent: June 19, 2012
    Assignee: Robert Bosch GmbH
    Inventors: Christa Bauch, Ole Berkefeld, Martin Schulz, Ngoc-Thach Nguyen
  • ELECTRIC MOTOR
    Publication number: 20100320865
    Abstract: The invention relates to an electric motor having a stator and a rotor in a housing, wherein the stator comprises a plurality of lamellae that are disposed in parallel and are combined into a package. The lamellae are held together via a spring clamp, which overlaps the lamella package in an axial manner, wherein the spring clamp simultaneously supports the lamella package radially on the interior wall of the housing.
    Type: Application
    Filed: October 15, 2008
    Publication date: December 23, 2010
    Applicant: Robert Bosch GMBH
    Inventors: Christa Bauch, Ole Berkefeld, Martin Schulz, Ngoc-Thach Nguyen