Patents by Inventor David Charles Juleff

David Charles Juleff 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 cap having biased seal
    Patent number: 6213331
    Abstract: A one quarter turn fuel cap assembly is provided with a fuel cap and a sleeve. The assembly is closed by rotation of the cap through a one quarter turn. Following rotation, a cam permits a spring disposed in the fuel cap to expand and engage a seal against a rim of the sleeve to close the assembly without rotating the seal relative to the ring.
    Type: Grant
    Filed: February 9, 1998
    Date of Patent: April 10, 2001
    Assignee: Shaw Aero Development, Inc.
    Inventors: Thomas G. Morgan, David Charles Juleff