Patents by Inventor James E. A. McGregor

James E. A. McGregor 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).

  • Sliding electric contacts
    Patent number: 4684180
    Abstract: An arrangement of sliding contacts for high current levels comprising a large number of closely spaced conductive spring contact elements formed of sheet material connected to one member and projecting obliquely towards another and for contact therewith, and wherein the projecting axis of the contact element is normal to the direction of relative motion of the members.
    Type: Grant
    Filed: February 5, 1986
    Date of Patent: August 4, 1987
    Assignee: Atomic Energy of Canada Limited
    Inventors: C. Bruce Bigham, Robert J. Burton, James E. A. McGregor