Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 28, 2011
Patent Application Number
11606766
Date Filed
November 30, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
A rotor airfoil having a leading edge extending from a root to a tip, an inner span region and an outer span region the leading edge having a sweep angle profile such that the sweep angle increases from the root a first height location at a first rate of change of sweep angle that is substantially constant and thereafter increases at a second rate of change of sweep angle that is substantially constant.
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