Patents by Inventor Curtis Hebert

Curtis Hebert 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).

  • Lamination stack for an electrical machine rotor and associated method of making
    Patent number: 9088189
    Abstract: An electrical machine permanent magnet rotor (and associated method of making) includes a plurality of disc-shaped laminations arranged in a stacked configuration. Each of the laminations has a plurality of magnetic material slots circumferentially spaced around a peripheral portion thereof. A first set of the slots on each lamination has a material bridge between a radial end of the slot and an outer circumferential edge of the lamination. A second set of the slots on each lamination have a radial end that extends to the outer circumferential edge of the lamination and is void of the material bridge.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: July 21, 2015
    Assignee: General Electric Company
    Inventors: Eric S. Buskirk, Blake Weldon Wilson, Curtis Hebert
  • LAMINATION STACK FOR AN ELECTRICAL MACHINE ROTOR AND ASSOCIATED METHOD OF MAKING
    Publication number: 20130241339
    Abstract: An electrical machine permanent magnet rotor (and associated method of making) includes a plurality of disc-shaped laminations arranged in a stacked configuration. Each of the laminations has a plurality of magnetic material slots circumferentially spaced around a peripheral portion thereof. A first set of the slots on each lamination has a material bridge between a radial end of the slot and an outer circumferential edge of the lamination. A second set of the slots on each lamination have a radial end that extends to the outer circumferential edge of the lamination and is void of the material bridge.
    Type: Application
    Filed: March 13, 2012
    Publication date: September 19, 2013
    Applicant: General Electric Company
    Inventors: Eric S. Buskirk, Blake Weldon Wilson, Curtis Hebert