Patents by Inventor Robin E. Wardley

Robin E. Wardley 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).

  • Fuel pumping apparatus
    Patent number: 4807583
    Abstract: A fuel pumping apparatus for supplying fuel to a compression ignition engine includes a high pressure pump to which fuel is supplied by a low pressure pump by way of a throttle which is responsive to the output pressure of the low pressure pump for the purpose of providing a governing action. A valve is connected in series with the pumps and is energized to the open position through a pressure responsive switch which closes when the output pressure of the low pressure pump is above a predetermined value. Means is provided to energize the valve for the purpose of starting the associated engine.
    Type: Grant
    Filed: June 2, 1987
    Date of Patent: February 28, 1989
    Assignee: Lucas Industries Public Limited Company
    Inventors: Ian R. Thornthwaite, Robin E. Wardley