Patents by Inventor Douglas C. Rabe

Douglas C. Rabe 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).

  • Laskin nozzle particle generator
    Patent number: 5498374
    Abstract: A particle generator system is described which comprises a substantially closed tank for containing liquid, a pressurized air source connected to the tank, a plurality of Laskin type nozzles operatively connected to the pressurized source and immersed in the liquid for generating particles of the liquid by passing pressurized air through the nozzles, an outlet on the tank for discharging the atomized particles and a source of dilution air for mixing with the discharged particle stream.
    Type: Grant
    Filed: January 9, 1995
    Date of Patent: March 12, 1996
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Kelly R. Sabroske, Donald A. Hoying, Douglas C. Rabe
  • Supersonic spark gap switch
    Patent number: 4027187
    Abstract: The hot gases and discharge products are removed from the space between the electrodes of a spark gap switch after the passage of the discharge by a supersonic air flow in the discharge region created by fabricating the ends of the electrodes to form a DeLaval nozzle. The supersonic air flow clears the switch and provides a switch having a very short grace period.
    Type: Grant
    Filed: April 22, 1976
    Date of Patent: May 31, 1977
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventor: Douglas C. Rabe