Patents by Inventor Jamie Paul Smith

Jamie Paul Smith 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).

  • Tunnel Type Sump With Oil Intake Valve Assembly
    Publication number: 20210277812
    Abstract: An internal combustion engine is provided with oil intake pipes defining oil inlets on both sides of a tunnel type sump. Each oil intake pipe includes a valve which is operable to close the respective flowpath when the respective sump portion is tilted upwardly about the length axis of the engine. The inlets may be arranged to remain submerged in a minimum quantity of oil which is retained in each sump portion while the engine is tilted through its maximum angular range about both length and width axes.
    Type: Application
    Filed: October 26, 2020
    Publication date: September 9, 2021
    Applicant: Perkins Engines Company Limited
    Inventors: Jamie Paul Smith, Paul Andrew Davies