Patents by Inventor Donald G. Boulton

Donald G. Boulton 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).

  • Vented cowl variable geometry inlet for aircraft
    Patent number: 4477039
    Abstract: A vented cowl variable geometry inlet for aircraft which provides means to permit starting an overly contracted inlet by dumping sufficient air to obtain the start, as well as to dump air when no thrust is required, but without loss of combustion, and to effect operation of an aircraft of piloted or missile character in a regime where reduction in fuel flow and thrust is advantageous.
    Type: Grant
    Filed: June 30, 1982
    Date of Patent: October 16, 1984
    Assignee: McDonnell Douglas Corporation
    Inventors: Donald G. Boulton, Gerald T. Arcangeli