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US Patent 7021042 Geartrain coupling for a turbofan engine

Patent 7021042 was granted and assigned to United Technologies on April, 2006 by the United States Patent and Trademark Office.

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US Patent 12123432 Low noise turbine for geared turbofan engine
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US Patent 12123356 Gas turbine engine with higher low spool torque-to-thrust ratio
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US Patent 12085025 Gas turbine engine compressor arrangement
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US Patent 12084978 Epicyclic gear train
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US Patent 12018574 Geared gas turbine engine with oil deaerator and air removal
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US Patent 12006876 Gas turbine engine front section
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US Patent 11971052 Modal noise reduction for gas turbine engine
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US Patent 11971051 Compressor flowpath
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US Patent 11970984 Gas turbine engine with power density range
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US Patent 11970982 Turbine engine gearbox
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US Patent 11927138 Fan drive gear system
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US Patent 11885252 Planetary gear system arrangement with auxiliary oil system
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US Patent 11867195 Gas turbine engine airfoil
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US Patent 11859538 Geared turbofan engine with targeted modular efficiency
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Article

Patent abstract

Molybdenum disulfide (MoS2) is used as a journal coating for a gearing system. A particular application is the planetary gear system of a geared turbofan engine. Particularly advantageous coatings are deposited via physical vapor deposition (PVD) techniques.

Infobox
Is a
Patent
Patent
0
Current Assignee
United Technologies
United Technologies
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
70210420
Patent Inventor Names
Chi Law0
Date of Patent
April 4, 2006
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Patent Application Number
103190790
Date Filed
December 13, 2002
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Patent Primary Examiner
‌
William H. Rodriguez
0
"Created via: Patent creation backfill"
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 US Patent 7021042 Geartrain coupling for a turbofan engine

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