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Bell XV-3
Videos
The Bell XV-3 is an American tiltrotor aircraft developed by Bell Helicopter for a joint research program between the United States Air Force and the United States Army in order to explore convertipla
The second Bell XV-3 during flight testing (c.1959)
The second Bell XV-3 during flight testing (c.1959)
XV-3 in forward flight
XV-3 in forward flight
Bell XV-3 in a hover, 1955. This was first version with 3-blade rotors and crashed.
Bell XV-3 in a hover, 1955. This was first version with 3-blade rotors and crashed.
XV-3 test, in vertical flight with 2 blade rotors
XV-3 test, in vertical flight with 2 blade rotors
McDonnell XV-1
Videos
The McDonnell XV-1 is an experimental Convertiplane developed by McDonnell Aircraft for a joint research program between the United States Air Force and the United States Army to explore technologies
McDonnell XV-1
The two XV-1s
The two XV-1s