Pratt & Whitney continues to insist its engine offering for the next generation of single-aisle aircraft will be a traditional ducted fan engine, eschewing the open-fan design of its rival CFM ...

FILE PHOTO: A model of the CFM International RISE, an open rotor engine under development by CFM International, a 50-50 joint venture between American GE Aerospace and French Safran Aircraft Engines, ...

GE Aerospace has started tests to help ensure the open-rotor engine it is developing under its CFM International partnership retains adequate durability when operated in dusty and sandy conditions.

Wind-tunnel testing of multiple configurations of sub-scale blades for GE's Open Rotor engine is being conducted to identify the optimum blade design for the engine's two counterrotating stages of ...

PARIS, Feb 12 (Reuters) - French-US jet engine maker CFM is studying ⁠a ⁠more conventional "advanced ducted" engine design alongside its ⁠preferred option for a radical open-fan concept for future ...