Patents by Inventor Dean Andreadis

Dean Andreadis 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).

  • Variable geometry inlet design for scram jet engine
    Patent number: 6883330
    Abstract: The present invention relates to an improved variable geometry inlet for a scram jet engine having at least one combustor module. The variable geometry inlet comprises each combustor module having two sidewalls. Each of the sidewalls has a central portion with a thickness and a tapered profile forward of the central portion. The tapered profile terminates in a sharp leading edge. The variable geometry inlet further comprises each module having a lower wall and a movable cowl flap positioned forward of the lower wall. The movable cowl flap has a leading edge and the leading edges of the sidewalls intersect the leading edge of the cowl flap.
    Type: Grant
    Filed: October 2, 2002
    Date of Patent: April 26, 2005
    Assignee: United Technologies Corporation
    Inventors: Daniel P. Guinan, Alan Drake, Dean Andreadis, Stephen A. Beckel
  • Variable geometry inlet design for scram jet engine
    Publication number: 20040065087
    Abstract: The present invention relates to an improved variable geometry inlet for a scram jet engine having at least one combustor module. The variable geometry inlet comprises each combustor module having two sidewalls. Each of the sidewalls has a central portion with a thickness and a tapered profile forward of the central portion. The tapered profile terminates in a sharp leading edge. The variable geometry inlet further comprises each module having a lower wall and a movable cowl flap positioned forward of the lower wall. The movable cowl flap has a leading edge and the leading edges of the sidewalls intersect the leading edge of the cowl flap.
    Type: Application
    Filed: October 2, 2002
    Publication date: April 8, 2004
    Inventors: Daniel P. Guinan, Alan Drake, Dean Andreadis, Stephen A. Beckel