Patents by Inventor Howard Berdolt Kast

Howard Berdolt Kast 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).

  • Fluid valve with wide temperature range
    Patent number: 3934612
    Abstract: A fluid valve suitable for either metering or pressure regulating fluids at various temperatures is provided for a fuel system as may be utilized in an aircraft gas turbine engine. The valve includes a ceramic or carbon pad which cooperates with a window in a valve plate to provide a variable area orifice which remains operational during large and sometimes rapid variations in temperature incurred from the use of different fuels.
    Type: Grant
    Filed: July 8, 1974
    Date of Patent: January 27, 1976
    Assignee: The United States of America as represented by the United States National Aeronautics and Space Administration
    Inventor: Howard Berdolt Kast