Global Patent Index - EP 2975220 A1

EP 2975220 A1 20160120 - Guide vane and turbine comprising such guide vane

Title (en)

Guide vane and turbine comprising such guide vane

Title (de)

Leitschaufel und Turbine mit einer solchen Leitschaufel

Title (fr)

AUBE DE STATOR ET TURBINE COMPRENANT UNE TELLE AUBE

Publication

EP 2975220 A1 20160120 (EN)

Application

EP 14177047 A 20140715

Priority

EP 14177047 A 20140715

Abstract (en)

The present invention relates to a guide vane (1) comprising an inner platform (2), an outer platform (3) and an airfoil (4) extending between the inner platform (2) and the outer platform (3), wherein at least one groove (5) for receiving a sealing means (6) is formed at a side of the inner platform (2) and/or of the outer platform (3), said groove (5) having a predetermined groove width (a), characterized in that opposing side walls (7, 8) of said at least one groove (5) each are formed with at least one curved projection (9, 10), wherein the projections (9, 10) define a gap (11) within said groove (5), whose gap width (b) is smaller than said predetermined groove width (a). Moreover, the present invention relates to a turbine comprising such guide vanes.

IPC 8 full level

F01D 9/04 (2006.01); F01D 11/00 (2006.01); F16J 15/02 (2006.01)

CPC (source: EP)

F01D 9/042 (2013.01); F01D 11/005 (2013.01); F05D 2240/11 (2013.01); F05D 2240/80 (2013.01)

Citation (applicant)

None

Citation (search report)

Designated contracting state (EPC)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 2975220 A1 20160120; WO 2016008736 A1 20160121

DOCDB simple family (application)

EP 14177047 A 20140715; EP 2015065131 W 20150702