Geared turbofan bearing arrangement
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United States of America Patent
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Apr 10, 2018
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N/A
app pub date -
Jul 29, 2011
filing date -
Jul 29, 2011
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Abstract
A geared turbofan gas turbine engine includes a fan section and a core section. The core section includes a compressor section, a combustor section and a turbine section. The fan section includes a gearbox and a fan. A low spool includes a low turbine within the turbine section and a forward connection to a gearbox for driving the fan. The low spool is supported for rotation about the axis at a forward most position by a forward roller bearing and at an aft position by a thrust bearing.
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