(19)
(11) EP 3 550 111 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:
07.04.2021 Bulletin 2021/14

(45) Mention of the grant of the patent:
17.02.2021 Bulletin 2021/07

(21) Application number: 19167563.6

(22) Date of filing: 05.04.2019
(51) International Patent Classification (IPC): 
F01D 5/20(2006.01)
 F01D 5/14(2006.01)

(54)

TURBINE BLADE SHROUD FOR GAS TURBINE ENGINE WITH POWER TURBINE AND METHOD OF MANUFACTURING SAME

TURBINENSCHAUFELDECKBAND FÜR EINEN GASTURBINENMOTOR MIT EINER LEISTUNGSTURBINE UND VERFAHREN ZUR HERSTELLUNG DAVON

CARÉNAGE D'AUBE DE TURBINE POUR MOTEUR À TURBINE À GAZ COMPORTANT UNE TURBINE DE PUISSANCE ET SON PROCÉDÉ DE FABRICATION

(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

(30) Priority: 06.04.2018 US 201815947254

(43) Date of publication of application:
09.10.2019 Bulletin 2019/41

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

(72) Inventors:
  • BERGMAN, Russell J.
    South Windsor, CT Connecticut 06074 (US)
  • STONER, Alan W.
    Manchester, TN Tennessee 37355 (US)

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


(56) References cited: : 
EP-A2- 1 013 884
GB-A- 2 290 833
US-B1- 6 491 498
 CH-A1- 700 686
JP-A- H0 828 303
   
       
    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).