Patents by Inventor Wolf-Joachim Eggers

Wolf-Joachim Eggers 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 electrical machine with improved temperature stability
    Patent number: 7872388
    Abstract: The present invention relates to an electrical machine including a rotor shaft, a hollow-cylindrical magnet element, a first covering disk, and a second covering disk, in which the first and second covering disks are secured to the rotor shaft, and the magnet element is secured on its first axial end to the first covering disk and on its second axial end to the second covering disk.
    Type: Grant
    Filed: August 17, 2004
    Date of Patent: January 18, 2011
    Assignee: Robert Bosch GmbH
    Inventors: Susanne Evans, Wolf-Joachim Eggers, Helmut Aesche, Marlene Aesche, legal representative, Jens Helmut Aesche, legal representative, Heidi Marlene Aesche, legal representative, Juergen Herp, Markus Heidrich, Steven-Andrew Evans, Tilo Koenig, Markus Peters, Joachim Van Wijhe, Lin Feuerrohr
  • Rotor for an electrical machine with improved temperature stability
    Publication number: 20070194648
    Abstract: The present invention relates to an electrical machine including a rotor shaft, a hollow-cylindrical magnet element, a first covering disk, and a second covering disk, in which the first and second covering disks are secured to the rotor shaft, and the magnet element is secured on its first axial end to the first covering disk and on its second axial end to the second covering disk.
    Type: Application
    Filed: August 17, 2004
    Publication date: August 23, 2007
    Inventors: Susanne Evans, Wolf-Joachim Eggers, Helmut Aesche, Juergen Herp, Markus Heidrich, Steven-Andrew Evans, Tilo Koenig, Markus Peters, Joachim Van Wijhe, Lin Feuerrohr, Marlene Aesche, Jens Aesche, Heidi Aesche
  • Stator
    Patent number: 6888284
    Abstract: A stator according to the prior art is formed out of a laminated stack that is insulated by means of a plastic coating, and stator pole teeth are connected to each other in permeable fashion. A stator (20) according to the invention comprises separate permeable stacks of individual laminations (16) that are held together by means of a plastic coating. The return ring (30) is joined with play on the stack of individual laminations (18, 16, 1) and installed on the stack via bayonet coupling.
    Type: Grant
    Filed: May 23, 2001
    Date of Patent: May 3, 2005
    Assignee: Robert Bosch GmbH
    Inventors: Wolf-Joachim Eggers, Johannes Pfetzer, Guenther Riehl, Matthias Schmitz
  • Device with a stator and a sleeve
    Patent number: 6633103
    Abstract: A stator (1) and sleeve (5) are secured to one another by means of nonpositive engagement in the form of a bayonet mount (30). The apparatus is employed in particular in electric motors.
    Type: Grant
    Filed: January 10, 2002
    Date of Patent: October 14, 2003
    Assignee: Robert Bosch GmbH
    Inventors: Wolf Joachim Eggers, Johannes Pfetzer
  • Device with a stator and a sleeve
    Publication number: 20030006664
    Abstract: A stator in the prior art is secured in a sleeve by a shrink fit.
    Type: Application
    Filed: January 10, 2002
    Publication date: January 9, 2003
    Inventors: Wolf Joachim Eggers, Johannes Pfetzer
  • Stator
    Publication number: 20020135259
    Abstract: A stator according to the prior art is formed out of a laminated stack that is insulated by means of a plastic coating, and stator pole teeth are connected to each other in permeable fashion.
    Type: Application
    Filed: April 29, 2002
    Publication date: September 26, 2002
    Inventors: Wolf-Joachim Eggers, Johannes Pfetzer, Guenther Riehl, Matthias Schmitz