Geared turbofans are not new and reasonably common - eg see link below. Not sure what the innovation is... http://www.honeywell.com/sites/aero/Turbofans3_C67D9

Geared turbofans are not new and reasonably common - eg see link below. Not sure what the innovation is... http://www.honeywell.com/sites/aero/Turbofans3_C67D99379-5387-BE15-B14A-CEC340B87662_HBAD5694B-4CA1-AFC7-FFF9-80390091EFE5.htm http://www.honeywell.com/sites/aero/Turbofans3_C67D99379-538...