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
Stats
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Jan 23, 2018
Issued Date -
N/A
app pub date -
Mar 24, 2014
filing date -
Jul 5, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
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.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
RTX CORPORATION | 10 FARM SPRINGS ROAD FARMINGTON CT 06032 |
International Classification(s)

- 2014 Application Filing Year
- F02K Class
- 434 Applications Filed
- 356 Patents Issued To-Date
- 82.03 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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McCune, Michael E | Colchester, US | 268 | 6476 |
# of filed Patents : 268 Total Citations : 6476 | |||
Sheridan, William G | Southington, US | 276 | 6115 |
# of filed Patents : 276 Total Citations : 6115 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 9 Citation Count
- F02K Class
- 22.31 % this patent is cited more than
- 7 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 23, 2025 |
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Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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Jun 27, 2017 | I | Issuance | |
Jun 07, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Feb 01, 2017 | AS | ASSIGNMENT | free format text: CONFIRMATORY LICENSE;ASSIGNOR:GEORGE WASHINGTON UNIVERSITY;REEL/FRAME:041628/0147 Owner name: NATIONAL INSTITUTES OF HEALTH (NIH), U.S. DEPT. OF Effective Date: Feb 01, 2017 |
Jan 19, 2017 | P | Published | |
Sep 28, 2016 | F | Filing | |
Jul 08, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WEGLICKI, WILLIAM B.;MAK, IU TONG;REEL/FRAME:041657/0460 Owner name: THE GEORGE WASHINGTON UNIVERSITY, DISTRICT OF COLU Effective Date: Jul 08, 2015 |

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