Patents by Inventor David Shufflebotham

David Shufflebotham 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).

  • Governor
    Patent number: 5323746
    Abstract: A governor system for the fuel pump of an engine which drives a vehicle through a multi ratio gearbox includes an all speed governor. The governor characteristic in the intermediate speed range is modified by means responsive to the load on the vehicle and by means responsive to the transmission ratio of the gearbox.
    Type: Grant
    Filed: April 8, 1992
    Date of Patent: June 28, 1994
    Assignee: Lucas Industries
    Inventors: Christopher H. Best, David Shufflebotham