Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 18, 2015
Patent Application Number
12978876
Date Filed
December 27, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
An aircraft powerplant is disclosed that can be operated in at least three modes including as a gas turbine engine, as an engine having a ramburner, and as an engine having a forward compression combustor engine such as a ramjet and/or scramjet. An airflow valve is provided to direct air to a downstream portion of the aircraft engine and can be positioned as a function of the aircraft operating modes. The valve can be used to cocoon the gas turbine engine.
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