US Patent 11022044 Geared gas turbine engine
Patent 11022044 was granted and assigned to Rolls-Royce on June, 2021 by the United States Patent and Trademark Office.
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Patent abstract
A gas turbine engine including: an engine core including turbine, compressor, and core shaft connecting the turbine to the compressor; a fan; an epicyclic gearbox that: (i) receives input from the core shaft to drive the fan at a lower rotational speed than the core shaft, and (ii) includes a sun gear, ring gear, planet carrier, and planet gears; and a gearbox support. The gearbox has a cross sectional area greater than or equal to 2.4×10−1 m2. A first gearbox support strength ratio of:
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Patent Inventor Names
Mark Spruce0
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US Patent 11022044 Geared gas turbine engine
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Patent applicant
Current assignee
Patent jurisdiction
Patent number
11022044
Date of patent
June 1, 2021
Patent application number
16820903
Date Filed
March 17, 2020
Patent citations
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