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UltraFan® engine

Liebherr-Aerospace and Rolls-Royce have established a 50:50 joint venture called Aerospace Transmission Technologies GmbH, based in Friedrichshafen (Germany), to develop manufacturing capability and capacity for the power gearbox for Rolls-Royce’s UltraFan® engine.

Products on board

  • Power gearbox by Aerospace Transmission Technologies
  • Temperature control valve

Special features

The power gearbox will enable the UltraFan®, a geared design, to deliver efficient power over a range of take-off thrusts for high-bypass ratio engines of the future. For the highest thrust engines, each single gearbox will be capable of handling the equivalent horsepower produced by more than 500 family cars.

Other case studies - Engines and nacelles

Pearl®10X engine

Subcontracted by Spirit AeroSystems, Liebherr develops and delivers the thrust reverser actuation system for the Rolls Royce Pearl®10X engine.

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