Bell is planning to add the second 429 prototype to its flight-test effort next month. The first example of the new light-twin helicopter has already convinced design engineers that they can stay with a four-blade tail rotor.
Center of gravity of an aircraft
“The center of gravity was found to be well forward of the allowable limit,” according to an NTSB update on the accident in which a Challenger 600 overran a runway on takeoff from Teterboro Airport, N.J., on February 2 (see page 58). Initial findings of the investigation have indicated that, as configured, the airplane would have had a c.g.
In a final report adopted Tuesday, the NTSB concluded that the probable cause of the Feb.