Bell in level flight. The original military designation was classifying it as ahelicopter, but its designation was changed to the convertiplane series. The designation was changed once again in 1962 to when the V-prefix was changed to mean VTOL.
Chuck Yeager the Bell When Chuck Yeager strapped himself into the cockpit of the Bell hanging in the belly of a there were many who felt that he wouldn't return alive. Several men before him had died attempting to break the sound barrier.