Patents by Inventor Simon David Gibson

Simon David Gibson 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).

  • Slot wedges for electrical machines
    Patent number: 8125113
    Abstract: A wound core assembly for an electrical machine comprising a stack of laminations defining a core having a plurality of poles, the wound core assembly further comprising at least one slot wedge, wherein the slot wedge comprises a first portion arranged between adjacent poles and at least one second portion protruding from the first portion and abutting an end face of the core in the region of at least one of the poles. The at least one second portion may apply axial pressure to the end face to reduce the tendency of the laminations to splay axially outwards.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: February 28, 2012
    Assignee: Nidec SR Drives Ltd.
    Inventors: Michael James Turner, Simon David Gibson
  • Slot Wedges for Electrical Machines
    Publication number: 20100079028
    Abstract: A wound core assembly for an electrical machine comprising a stack of laminations defining a core having a plurality of poles, the wound core assembly further comprising at least one slot wedge, wherein the slot wedge comprises a first portion arranged between adjacent poles and at least one second portion protruding from the first portion and abutting an end face of the core in the region of at least one of the poles. The at least one second portion may apply axial pressure to the end face to reduce the tendency of the laminations to splay axially outwards.
    Type: Application
    Filed: September 30, 2009
    Publication date: April 1, 2010
    Applicant: SWITCHED RELUCTANCE DRIVES LIMITED
    Inventors: Michael James Turner, Simon David Gibson