Gearbox efficiency rating for turbomachine engines

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12180896
APP PUB NO 20240240593A1
SERIAL NO

18419892

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A turbomachine engine can include a fan assembly, a vane assembly, a core engine, and a gearbox. The fan assembly can include a plurality of fan blades. The vane assembly can include a plurality of vanes, and the vanes can be disposed aft of the fan blades. The core engine can include one or more compressor sections and one or more turbine sections. The gearbox includes an input and an output. The input is coupled to the one or more turbine sections of the core engine and comprises a first rotational speed, the output is coupled to the fan assembly and has a second rotational speed. A gear ratio of the first rotational speed to the second rotational speed is within a range of 4.1-14.0.

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Patent Owner(s)

Patent OwnerAddress
GE AVIO S R LVIA I MAGGIO 99 RIVALTA DI TORINO 10040

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
De, Bellis Fabio Turin, IT 15 83
Molesini, Pietro Turin, IT 17 88
Piazza, Andrea Turin, IT 75 236

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