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.
Type:
Grant
Filed:
March 17, 2009
Date of Patent:
June 9, 2015
Assignee:
Ascending Technology GmbH
Inventors:
Michael Achtelik, Jan Stumpf, Daniel Gurdan, Klaus-Michael Doth
Abstract: The invention relates to 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.
Type:
Application
Filed:
March 17, 2009
Publication date:
January 27, 2011
Applicant:
ASCENDING TECHNOLOGIES GMBH
Inventors:
Michael Achtelik, Jan Stumpf, Daniel Gurdan, Klaus-Michael Doth