Bell’s High-Speed Vertical Takeoff and Landing X-plane takes next step

Bell has been selected as one of two companies for Phase 1B of DARPA’s Speed and Runway Independent Technologies (SPRINT) X-Plane program to create a prototype High-Speed Vertical Takeoff and Landing (HSVTOL) aircraft for the US military.Continue Readi… Continue reading Bell’s High-Speed Vertical Takeoff and Landing X-plane takes next step

Bell ground tests high-speed tiltrotor technology for SPRINT X-plane

Bell has released a video showing off its High-Speed Vertical Takeoff and Landing (HSVTOL) technology in action. The two-minute video shows a ground test of the nacelle system used to lift and land a VTOL X-plane before converting to jet flight.Continu… Continue reading Bell ground tests high-speed tiltrotor technology for SPRINT X-plane

Bell ground tests high-speed tiltrotor technology for SPRINT X-plane

Bell has released a video showing off its High-Speed Vertical Takeoff and Landing (HSVTOL) technology in action. The two-minute video shows a ground test of the nacelle system used to lift and land a VTOL X-plane before converting to jet flight.Continu… Continue reading Bell ground tests high-speed tiltrotor technology for SPRINT X-plane

MH-139A Grey Wolf helicopter to guard US nuclear missile silos

The US Air Force has awarded Boeing a US$285-million contract to build the first 13 MH-139A Grey Wolf helicopters to replace the venerable Bell UH-1N Huey multi-role helicopter fleet that guards America’s land-based nuclear ballistic missiles.Continue … Continue reading MH-139A Grey Wolf helicopter to guard US nuclear missile silos

US Army selects V-280 Valor as replacement for Black Hawk and Apache

After years of testing and deliberation, the US Army has made the US$1.3-billion decision to select the Bell V-280 Valor tilt-rotor craft to replace the Army’s 2,000 UH-60 Black Hawk utility helicopters and 1,200 AH-64 Apache assault helicopters.Contin… Continue reading US Army selects V-280 Valor as replacement for Black Hawk and Apache

Bell looks to the future of tiltrotors with advanced HSVTOL concepts

Bell has revealed its latest design concepts for the next generation of military rotorcraft using its High-Speed Vertical Take-Off and Landing (HSVTOL) technology. The goal is to explore the future capabilities of next generation military vertical lift… Continue reading Bell looks to the future of tiltrotors with advanced HSVTOL concepts

US Marines retire the Bell AH-1W “Super Cobra” attack helicopter

After 34 years of service, during which it clocked up 933,614 flight hours, the United States Marine Corps is retiring its fleet of 179 Bell AH-1W “Super Cobra” attack helicopters, though some have been converted to their successor, the AH-1Z Viper.Con… Continue reading US Marines retire the Bell AH-1W “Super Cobra” attack helicopter

Two remain in US Army’s FARA small attack helicopter competition

The US Army has reduced its Future Attack and Reconnaissance (FARA) competition to two contenders. Bell Helicopter Textron’s 360 Invictus and Sikorsky Aircraft’s Raider X have been given the green light to proceed to the prototype phase in search of a … Continue reading Two remain in US Army’s FARA small attack helicopter competition

Bell’s EDAT system – are four fans better than one tail rotor?

Ordinarily on a helicopter, the main (top) rotor is mechanically linked to the tail rotor, so the spinning of the former causes the latter to do likewise. An experimental new system replaces the tail rotor with four electric fans, however, potentially … Continue reading Bell’s EDAT system – are four fans better than one tail rotor?