Patents by Inventor Alex J. O. Simpson

Alex J. O. Simpson 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).

  • Turbine engine nozzle
    Patent number: 7225622
    Abstract: A turbine engine nozzle assembly has an upstream flap and a downstream flap pivotally coupled thereto for relative rotation about a hinge axis. An actuator linkage is coupled to the downstream flap along a forward portion thereof for actuating the upstream flaps and downstream flaps between a number of throat area conditions while permitting mode changes.
    Type: Grant
    Filed: July 21, 2003
    Date of Patent: June 5, 2007
    Assignee: United Technologies Corporation
    Inventors: Dale W. Petty, Alex J. O. Simpson