GEARED TURBOFAN ENGINE GEARBOX ARRANGEMENT

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EP 3 071 824 B8

(12)	CORRECTED EUROPEAN PATENT SPECIFICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 B1)

(48)	Corrigendum issued on:
	20.01.2021 Bulletin 2021/03

(45)	Mention of the grant of the patent:
	18.11.2020 Bulletin 2020/47

(21)	Application number: 14864738.1

(22)	Date of filing: 25.09.2014

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International Patent Classification (IPC):

F02K 1/09^(2006.01)
F02C 7/06^(2006.01)

F02K 3/06^(2006.01)
F02C 7/36^(2006.01)

(86)	International application number:
	PCT/US2014/057434

(87)	International publication number:
	WO 2015/076929 (28.05.2015 Gazette 2015/21)

(54)	GEARED TURBOFAN ENGINE GEARBOX ARRANGEMENT TURBOGEBLÄSEMOTORGETRIEBEANORDNUNG AGENCEMENT DE BOÎTE DE VITESSES POUR MOTEUR DOUBLE FLUX À ENGRENAGES

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

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Priority:

22.11.2013 US 201314087471

(43)	Date of publication of application:
	28.09.2016 Bulletin 2016/39

(60)	Divisional application:
	20208227.7

(73)	Proprietor: Raytheon Technologies Corporation
	Farmington, CT 06032 (US)

(72)	Inventors:
	SCHWARZ, Frederick M. Glastonbury, CT 06033 (US) SHERIDAN, William G. Southington, CT 06489 (US)

(74)	Representative: Dehns
	St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)

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References cited: :

EP-A2- 1 921 253
EP-A2- 3 008 323
US-A- 4 936 748
US-A- 5 778 659
US-A1- 2008 098 717
US-B2- 7 144 221

EP-A2- 2 551 489
WO-A1-2014/197155
US-A- 5 443 365
US-A1- 2007 151 258
US-A1- 2013 025 257

Philip P. Walsh ET AL: "Gas Turbine Performance" In: "Gas turbine performance / Philip P. Walsh; Paul Fletcher", 10 January 2006 (2006-01-10), Oxford : Blackwell Science, 2004, GB, XP055380157, ISBN: 978-0-632-06434-2 pages 186-190, * page 189 *

Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).