EP 2839117 A1 20150225 - TURBINE STAGE FOR A TURBOMACHINE
Title (en)
TURBINE STAGE FOR A TURBOMACHINE
Title (de)
TURBINENSTUFE FÜR EINE TURBOMASCHINE
Title (fr)
ÉTAGE DE TURBINE POUR UNE TURBOMACHINE
Publication
Application
Priority
- FR 1253644 A 20120420
- FR 2013050843 W 20130417
Abstract (en)
[origin: WO2013156734A1] Turbine stage for a turbomachine comprising a guide vanes assembly (112) and an impeller mounted inside a segmented annulus (118) worn by a casing (114), the guide vanes assembly being attached to the casing and held axially in the downstream direction by resting against an annular ring (136), the annulus segments comprising, at each of their upstream ends, a member (144) of C-shaped cross section which is fitted over the casing rail and holds the ring radially in position, characterized in that the radially internal wall (148) of the C-shaped member of each annulus segment extends on the inside of the ring over the entire axial dimension thereof and its upstream end part fits into at least one recess (160, 162) of the guide vanes assembly.
IPC 8 full level
F01D 9/04 (2006.01); F01D 11/00 (2006.01); F01D 25/24 (2006.01)
CPC (source: EP RU US)
F01D 9/04 (2013.01 - US); F01D 9/041 (2013.01 - EP US); F01D 9/042 (2013.01 - EP US); F01D 11/005 (2013.01 - EP US); F01D 25/246 (2013.01 - EP US); F01D 9/042 (2013.01 - RU); F01D 25/246 (2013.01 - RU); F05D 2230/60 (2013.01 - EP US); F05D 2240/10 (2013.01 - EP US); F05D 2240/128 (2013.01 - US); F05D 2240/91 (2013.01 - US)
Citation (search report)
See references of WO 2013156734A1
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)
WO 2013156734 A1 20131024; BR 112014025776 A2 20170620; BR 112014025776 B1 20220104; CA 2870102 A1 20131024; CA 2870102 C 20200310; CN 104246141 A 20141224; CN 104246141 B 20160824; EP 2839117 A1 20150225; EP 2839117 B1 20180606; FR 2989724 A1 20131025; FR 2989724 B1 20151225; JP 2015514907 A 20150521; JP 6336437 B2 20180606; RU 2014146619 A 20160610; RU 2633316 C2 20171011; US 2015118035 A1 20150430; US 9957841 B2 20180501
DOCDB simple family (application)
FR 2013050843 W 20130417; BR 112014025776 A 20130417; CA 2870102 A 20130417; CN 201380020828 A 20130417; EP 13722492 A 20130417; FR 1253644 A 20120420; JP 2015506290 A 20130417; RU 2014146619 A 20130417; US 201314394355 A 20130417