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US 2021/0197976 A1Published application
Pylon shape with geared turbofan for structural stiffness
AssigneeRaytheon Technologies Corporation
InventorRobert L. Gukeisen
Life of this patent
Estimating the term…
Abstract
A gas turbine includes a mounting structure for mounting the engine to a pylon. A propulsor section includes a fan having a fan diameter. A geared architecture drives the fan. A generator section includes a fan drive turbine that drives the geared architecture. A turbine to fan diameter ratio is substantially less than 45%.
Claims15
A gas turbine engine comprising:
- a mounting structure for mounting the engine to a pylon;
- and
- a propulsor section including a fan having a fan diameter;
- and a geared architecture driving the fan;
- and
- a generator section including a fan drive turbine that drives the geared architecture, wherein a turbine to fan diameter ratio is substantially less than 45%.
3 more elements
A gas turbine engine comprising:
- a mounting structure for mounting the engine to a pylon, the pylon including a forward portion and an aft portion;
- a propulsor section including a fan having a fan diameter, wherein the fan is attached to the forward portion of the pylon;
- a geared architecture driving the fan;
- a compressor section;
- a combustor in fluid communication with the compressor section;
- and
- a generator section including a fan drive turbine that drives the geared architecture, a turbine to fan diameter ratio that is substantially less than 45%, and the turbine section is attached to the aft portion of the pylon.
4 more elements
Dependencies are inferred from the claim text.