A Fenestron (sometimes alternatively referred to as a fantail or a "fan-in-fin" arrangement) is an enclosed helicopter tail rotor that operates like a...

portion of the main fuselage for center of gravity reasons, while the fenestron shrouded tail rotor had reportedly exceeded performance expectations....

pollution control, and search and rescue missions. The HH-65 is known for its Fenestron tail rotor and its autopilot capabilities, which can complete an unaided...

Écureuil, one of the primary changes from which was the adoption of a Fenestron anti-torque device in place of a conventional tail rotor. It was launched...

the introduction of the SA 365 N1, which had a substantially redesigned Fenestron anti-torque device, and with the SA 365 N2, which was equipped with more...

2015. The helicopter was significantly updated in the 2020s with first a fenestron replacing the traditional tail rotor, followed later by a 5-blade main...

Aviation, and later by Aérospatiale. It is the first helicopter to feature a fenestron tail instead of a conventional tail rotor, as well as being the first...

reciprocating-engine helicopters. These technologies included Eurocopter's Fenestron anti-torque shrouded tail rotor and Spheriflex main rotor, in addition...

the mainstream civilian model, featured a number of changes such as a fenestron tail rotor (ducted fan), more powerful engines, FADEC, and enhanced avionics...

prominence are the three-bladed Speriflex main rotor head and the eight-bladed fenestron anti-torque tail rotor; these have been partially credited with contributing...