Bell Tests Stop/Fold HSVTOL Rotor On Sled Track

Graham Warwick September 13, 2023

Proprotor with folding blades is mounted on a sled for track testing at flight-representative speeds.

Credit: Bell
A sled track normally used to test ejection seats has been employed by Bell to demonstrate the stop/fold rotor system under development for its planned 400-kt. high-speed vertical-takeoff-and-landing (HSVTOL) concept. A three-blade test article was delivered to Holloman AFB, New Mexico, for a...
Graham Warwick

Graham leads Aviation Week's coverage of technology, focusing on engineering and technology across the aerospace industry, with a special focus on identifying technologies of strategic importance to aviation, aerospace and defense.

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