Fairing for helicopter rotor, has cupola that is maintained on end of rotor head, and air deflectors fixed on cupola, where each deflector has ring fixed on cupola using spacers

摘要

The fairing includes a cupola (5) that is maintained on the end (10) of the head of a rotor. Air deflectors (D) are fixed on the cupola, where each deflector has a ring (6) and spacers (4). The ring is a curved plate and is fixed on the cupola using the spacers. The rotational axis of the ring is same as that of the rotor and the cupola.