P&W's NEO engine shows a surprising new face

Pratt & Whitney’s long running efforts to introduce geared turbofan technology into the mainstream air transport market took a huge jump forward today with the formal ‘last bolt’ ceremony to mark completion of the first test engine for the Airbus A320NEO test program. Pratt has been discussing forms of geared fans since the 1970s and testing advanced geared architectures for the last 20, so...