Helicopter rotor blade

Details Helicopter rotor blade Helicopter rotor blade

B - Operations, Transporting

64

C

244/15

B64C 27/46 (2006.01)

Patent

CA 1243993

Abstract Title: Helicopter Rotor Blade An outboard region of a helicopter rotor blade of aerofoil cross section has a thickness to chord ratio not greater than twelve per cent and an inboard region has a thickness to chord ratio greater than twelve per cent. Preferably, the thickness to chord ratio of the inboard region is greater than eighteen per cent and may increase towards the root end to about twenty four per cent. The inboard region may extend outwardly to a position not exceeding sixty per cent of an operating radius of the rotor blade.

456459

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