Method of assembly for gas turbine fan drive gear system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9874150
SERIAL NO

14222919

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method of assembling an epicyclic gear train comprises the steps of providing a unitary carrier having a central axis that includes spaced apart walls and circumferentially spaced connecting structure defining spaced apart apertures provided at an outer circumference of the carrier. Gear pockets are provided between the walls and extend to the apertures. A central opening is in at least one of the walls. A plurality of intermediate gears are inserted through the central opening and move the intermediate gears radially outwardly into the gear pockets to extend into the apertures. A sun gear is inserted through the central opening. The plurality of intermediate gears is moved radially inwardly to engage the sun gear.

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Patent Owner(s)

Patent OwnerAddress
RTX CORPORATION10 FARM SPRINGS ROAD FARMINGTON CT 06032

International Classification(s)

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  • 2014 Application Filing Year
  • F02K Class
  • 434 Applications Filed
  • 356 Patents Issued To-Date
  • 82.03 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
McCune, Michael E Colchester, US 268 6476
Sheridan, William G Southington, US 276 6115

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Patent Citation Ranking

  • 9 Citation Count
  • F02K Class
  • 22.31 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges278310101 - 1011 - 2021 - 30051015202530354045505560657075808590

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