Patents by Inventor Jack Britt

Jack Britt 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).

  • Gas turbine jet propulsion engine
    Patent number: 4221114
    Abstract: A gas turbine engine has three turbines, the intermediate and high pressure turbines running at substantially constant corrected speed. The low pressure turbine has variable nozzle guide vanes and the low pressure compressor has variable stators so as to enable its speed to be varied, while its mass flow is arranged to be large at low speeds.
    Type: Grant
    Filed: November 29, 1976
    Date of Patent: September 9, 1980
    Assignee: Rolls-Royce Limited
    Inventors: Geoffrey L. Wilde, Jack Britt