Patents by Inventor Frank W. Donnelly

Frank W. Donnelly 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).

  • Gas turbine locomotive fueled by compressed natural Gas
    Patent number: 5129328
    Abstract: A gas turbine powered locomotive. There is a gas turbine mounted on a locomotive frame. A high speed alternator is directly connected to said gas turbine. A series of rectifiers, thyristors, smoothing reactors are connected to the alternator to form a high speed electric traction generator. Traction motors are connected by means of a power controller, for controlling engine loading to the generator for driving a number of axles on the locomotive. Gas storage tanks are located on the locomotive frame.
    Type: Grant
    Filed: May 28, 1991
    Date of Patent: July 14, 1992
    Inventor: Frank W. Donnelly