Discover the SB‑1 Defiant story - Sikorsky and Boeing's compound-coaxial helicopter built on X2 technology, reaching over 245 ...

In fact, the X2 was not a standard helicopter, but a compound helicopter, with two coaxial counter-rotating main rotors and a prop rotor in the tail. This solution exploited the Advancing Blade ...

The S-97 Raider is a high-speed scout and attack compound helicopter developed by Sikorsky Aircraft, featuring the innovative X2 Technology with a coaxial rotor system.

Sikorsky Pushes X2 For NATO NextGen Rotorcraft Sikorsky has teamed with Leonardo to investigate its compound helicopter technology for NATO's Next Generation Rotorcraft Capability program.

The V-280 Valor beat out a proposed joint Sikorsky-Boeing compound helicopter platform dubbed the SB-1 Defiant-X in 2019 for the Future Long-Range Assault Aircraft (FLRAA) program.

LE BOURGET—Airbus Helicopters has achieved its speed target with its Racer compound rotorcraft, successfully flying the experimental aircraft at 240 kt. (276 mph) in April.

T he raid that took out Osama bin Laden two years ago Wednesday was only a few minutes old when it nearly fell to pieces. We’ve all heard the story: one of the helicopters lost lift and crashed ...

Drones (2023). [2] Low-emission optimisation control method for coaxial compound helicopter/engine based on variable geometry adjustment. Aerospace Science and Technology (2024).

The X2 technology The S-97 Raider which Sikorsky displayed at its Development Flight Center in West Palm Beach, Florida, is the result of 20 years of development, started in 2005 with the X2 ...