Patents by Inventor Robert Semken

Robert Semken 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).

  • Electrical machine
    Patent number: 10541573
    Abstract: A segment for supporting electromagnetic coupling elements of a stator or rotor of an electrical machine comprises a plurality of elongate laminations which are stacked in a first direction to form a lamination stack with elongate edges of the laminations defining opposite first and second major faces of the lamination stack. The segment comprises a plurality of elongate compression devices passing internally through the lamination stack in the first direction and arranged to compress together the laminations in the lamination stack.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: January 21, 2020
    Assignee: Lappeenranta University of Technology
    Inventors: Robert Semken, Juha Pyrhönen, Yulia Alexandrova, Maria Polikarpova
  • ELECTRICAL MACHINE
    Publication number: 20180212481
    Abstract: A segment for supporting electromagnetic coupling elements of a stator or rotor of an electrical machine comprises a plurality of elongate laminations which are stacked in a first direction to form a lamination stack with elongate edges of the laminations defining opposite first and second major faces of the lamination stack. The segment comprises a plurality of elongate compression devices passing internally through the lamination stack in the first direction and arranged to compress together the laminations in the lamination stack.
    Type: Application
    Filed: March 21, 2018
    Publication date: July 26, 2018
    Inventors: Robert Semken, Juha Pyrhönen, Yulia Alexandrova, Maria Polikarpova
  • Electrical machine
    Patent number: 9935506
    Abstract: A segment for supporting electromagnetic coupling elements of a stator or rotor of an electrical machine comprises a plurality of elongate laminations which are stacked in a first direction to form a lamination stack with elongate edges of the laminations defining opposite first and second major faces of the lamination stack. The segment comprises a plurality of elongate compression devices passing internally through the lamination stack in the first direction and arranged to compress together the laminations in the lamination stack.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: April 3, 2018
    Assignee: Lappeenranta University of Technology
    Inventors: Robert Semken, Juha Pyrhonen, Yulia Alexandrova, Maria Polikarpova
  • ELECTRICAL MACHINE
    Publication number: 20150222151
    Abstract: A segment for supporting electromagnetic coupling elements of a stator or rotor of an electrical machine comprises a plurality of elongate laminations which are stacked in a first direction to form a lamination stack with elongate edges of the laminations defining opposite first and second major faces of the lamination stack. The segment comprises a plurality of elongate compression devices passing internally through the lamination stack in the first direction and arranged to compress together the laminations in the lamination stack.
    Type: Application
    Filed: August 29, 2013
    Publication date: August 6, 2015
    Inventors: Robert Semken, Juha Pyrhonen, Yulia Alexandrova, Maria Polikarpova