Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 4, 2020
Patent Application Number
15606051
Date Filed
May 26, 2017
Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
A propulsion system for an aircraft including at least two main gas turbine engines and a plurality of dedicated boundary layer ingestion fans. The propulsion system is arranged such that a combined thrust produced by the boundary layer ingestion fans is less than 20 percent of a total thrust of the main engines and the boundary layer ingestion fans. The boundary layer ingestion fans are controllable and selectively turned off at lower speeds.
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