B - Operations – Transporting – 64 – C
Patent
B - Operations, Transporting
64
C
244/15
B64C 27/06 (2006.01) B64C 27/10 (2006.01) B64C 27/12 (2006.01)
Patent
CA 1225380
ABSTRACT OF THE DISCLOSURE The invention relates to a rotary wing flying craft, in particular helicopter, having at least two rotor blades rotatable around an essentially perpendicular axis and at least one driving means for driving the rotor blades and a cabin means for receiving loads. In flowing direction of the air stream generated by the driving means , an air channel is formed in the cabin means and penetrates the same, with the inlet opening of the air channel provided on the top side of the cabin means and the outlet opening of the air channel provided on the bottom side of the cabin means . Two spacially superposed guide vane systems are provided in the air channel , one of these guide vane systems being formed as a guide vane ring loosely rotatably supported in relation to the driving means , on which ring the rotor blades are mounted, while the other guide vane system is provided for the compensation of the counter torque.
435281
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Technische Gerate-U.entwicklungsgesellschaft M.b.h.
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