(19)
(11)EP 2 014 875 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
21.12.2011 Bulletin 2011/51

(43)Date of publication A2:
14.01.2009 Bulletin 2009/03

(21)Application number: 08252298.8

(22)Date of filing:  04.07.2008
(51)International Patent Classification (IPC): 
F01D 11/00(2006.01)
F01D 9/04(2006.01)
(84)Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30)Priority: 10.07.2007 US 775330

(71)Applicant: United Technologies Corporation
Hartford, CT 06101 (US)

(72)Inventors:
  • Bridges, Joseph W.
    Durham, CT 06422 (US)
  • Propheter-Hinckley, Tracy A.
    Manchester, CT 06042 (US)

(74)Representative: Leckey, David Herbert 
Dehns St Bride's House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)

  


(54)Gas turbine systems involving feather seals


(57) A vane assembly for a gas turbine engine includes: a first mounting platform (106) having a first slot (116); a first airfoil (110) extending from the first mounting platform (106); and a feather seal (104) having opposing faces (120, 122), a first side (126) extending between the faces (120, 122), and a first tab, the first tab (131) extending outwardly beyond the first side (126); the first slot (116) being sized and shaped to receive the feather seal (104) including the first tab (131).







Search report