Patents by Inventor DuWayne C. Schelter

DuWayne C. Schelter 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).

  • Engine fuel system with a fuel vapor separator and a fuel vapor vent canister
    Patent number: 6553974
    Abstract: A fuel supply system for a marine engine provides an additional fuel chamber, associated with a fuel vapor separator, that receives fuel vapor from a vent of the fuel vapor separator. In order to prevent the flow of liquid fuel into and out of the additional fuel chamber, a valve is provided which is able to block the vent of the additional chamber. In addition, a sensor is provided to provide a signal that represents a condition in which liquid fuel within the additional fuel chamber exceeds a predetermined level.
    Type: Grant
    Filed: October 24, 2001
    Date of Patent: April 29, 2003
    Assignee: Brunswick Corporation
    Inventors: Timothy P. Wickman, David C. Entringer, Brian L. Merten, DuWayne C. Schelter, John M. Rath