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 ...

With the rotor stopped, the blades are stowed in the sled test at Holloman. Credit: Bell Bell has completed sled tests of the stop/fold rotor concept for a high-speed vertical-takeoff-and-landing ...

HUNTSVILLE, Ala., Dec. 08, 2022 (GLOBE NEWSWIRE) -- Aerojet Rocketdyne (AJRD) has been awarded a $98.5 million contract under an Other Transaction Authority (OTA) by the Naval Aviation Systems ...

Click to open image viewer. This is the RS-1 liquid-fuel rocket sled used at the U.S. Air Force's rocket sled test track at Holloman AFB, N.M., during 1958 to 1959. It reached low supersonic speeds ...