(19)
(11) EP 3 441 570 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:
19.05.2021 Bulletin 2021/20

(45) Mention of the grant of the patent:
17.03.2021 Bulletin 2021/11

(21) Application number: 18188074.1

(22) Date of filing: 08.08.2018
(51) International Patent Classification (IPC): 
F01D 5/18(2006.01)

(54)

AIRFOIL HAVING FORWARD FLOWING SERPENTINE FLOW

STRÖMUNGSPROFIL MIT NACH VORNE STRÖMENDER SCHLANGENFÖRMIGER STRÖMUNG

PROFIL AÉRODYNAMIQUE COMPORTANT UN ÉCOULEMENT EN SERPENTIN S'ÉCOULANT VERS L'AVANT

(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: 08.08.2017 US 201715671328

(43) Date of publication of application:
13.02.2019 Bulletin 2019/07

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

(72) Inventors:
  • CLUM, Carey
    East Hartford, CT Connecticut 06118 (US)
  • MONGILLO, Dominic J., Jr.
    West Hartford, CT Connecticut 06107 (US)

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


(56) References cited: : 
EP-A1- 1 600 604
EP-A2- 1 065 343
 EP-A2- 0 924 385
US-B1- 8 616 845
   
       
    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).