Patents Assigned to RJ HELICOPTER CORP.
  • Nozzles for a reaction drive blade tip with turning vanes
    Patent number: 10377475
    Abstract: A nozzle for use with a rotor blade for a reaction drive type helicopter includes a first wall, a second wall opposing the first wall, and sidewalls extending between the first wall and the second wall enclosing a cavity having an upstream end and a downstream end. The nozzle includes an inlet section for receiving a gasflow at the upstream end. The distance between the first wall and the second wall reduces to a throat downstream of the inlet section. An expansion section extending from the throat, downstream thereof.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: August 13, 2019
    Assignee: RJ HELICOPTER CORP.
    Inventor: David J. White