Patents by Inventor Gilbert E. Shirk

Gilbert E. Shirk 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).

  • Rotor assembly for hybrid alternator
    Patent number: 5578885
    Abstract: An alternator has a rotor with a plurality of permanent magnets disposed between opposing claw pole members and a field coil. The plurality of permanent magnets are secured to at least one ring-shaped carrier which surrounds the field coil and locates the magnets into appropriate positions between the fingers of the claw pole members.
    Type: Grant
    Filed: December 22, 1994
    Date of Patent: November 26, 1996
    Assignee: General Motors Corporation
    Inventors: Stephen A. Alford, Richard A. Rausch, Gilbert E. Shirk