BLADE WITH SWEPT-BACK TIP FOR THE ROTARY WINGS OF AN AIRCRAFT.
Application 2615/MAS/1997 published 2006-09-08, filed 1997-11-17
The present invention relates to a blade with a swept-back tip for the rotary wings of an aircraft, the blade being formed of successive elemental cross sections. According to the invention, subdividing said blade (1) into different regions, the chord length L and the offset y'f of the center of pressure from the pitch-change axis and the relative thickness of each elemental section are optimized for high-speed flight.
Applicant
EUROCOPTER , ONERA ,
AEROPORT INTERNATIONAL MARSEILLE-PROVENCE,13725 MARIGNANE, CEDEX,, 29 AVENUE DE LA,DIVISION,LECLERC 92320 CHATILLON,, FRANCE , FRANCE .
Inventor
International Info
Classification: B 64 C 27/46
Publication Number:
Priority Information
96 14066 FRANCE. 1996-11-19