Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 9, 2015
Patent Application Number
12922895
Date Filed
March 17, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A rotary-wing aircraft (100), comprising at least four rotors (110), which are disposed on girder elements (120a, 120b), wherein said rotors (110) and girder elements (120a, 120b) are disposed such that a free field of vision (S) is defined along a longitudinal axis (L) of said rotary-wing aircraft (100) at least between two terminal rotors.
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