A rotor blade system includes a rotor blade having an outboard section and an inboard section, a hinge joint rigidly attached to the outboard section, and an adhedral tip engaged with the hinge joint. A method includes pivotally attaching an adhedral tip to the rotor blade and pivoting the adhedral tip during flight to change the flight performance characteristics of the blade during flight.
VARIABLE ANHEDRAL TIP ROTOR BLADE
2016-03-17
Patent
Elektronische Ressource
Englisch
IPC: | B64C AEROPLANES , Flugzeuge |
Low-induced-resistance helicopter rotor wing with sweepback anhedral wingtip
Europäisches Patentamt | 2015
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