Patents by Inventor Donald Alfred Atkinson

Donald Alfred Atkinson 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 machine having a magnetically inducible core
    Patent number: 7582999
    Abstract: An electric machine which includes a magnetically inducible core (60), at least three elongated first, second and third current carrying conductors (64-66) passing through a respective aperture (68) through the core, a first end (15, 69) of the first conductor and a first end of the second conductor are electrically connected by a first bridging member (8) located on a first side of the core, a second end of the second conductor and a second end of the third conductor are electrically connected by a second bridging member (8) located on a second side of the core (FIGS. 4, 5).
    Type: Grant
    Filed: November 19, 2004
    Date of Patent: September 1, 2009
    Assignee: Intelligent Electric Motor Solutions Pty Ltd
    Inventor: Donald Alfred Atkinson
  • Hybrid construction electric machine
    Publication number: 20090026876
    Abstract: An electric machine including at least one magnetically inducible structure (2), said structure comprising at least two magnetically inducible portions (3, 4), at least one said portion being of laminar construction (3) and at least another said portion being non-laminar in construction (4), the laminar portion having greater mechanical strength than the non-laminar portion.
    Type: Application
    Filed: December 16, 2004
    Publication date: January 29, 2009
    Applicant: Intelligent Electric Motor Solutions PTY LTD
    Inventors: Donald Alfred Atkinson, Daphne Atkinson