EP 3412874 A1 20181212 - AXIALLY DIVIDED TURBOENGINE INNER RACE
Title (en)
AXIALLY DIVIDED TURBOENGINE INNER RACE
Title (de)
AXIAL GETEILTER TURBOMASCHINEN-INNENRING
Title (fr)
BAGUE INTERNE D'UNE TURBOMACHINE DIVISÉE AXIALE
Publication
Application
Priority
DE 102017209682 A 20170608
Abstract (en)
[origin: US2018355761A1] An axially divided inner ring is provided for fastening to, in particular adjustable, guide vanes (50) of a turbomachine, in particular a compressor or turbine stage of a gas turbine, which includes a first partial ring (10) and a second partial ring (20), which is supported in the axial direction directly or indirectly on two axially facing support surfaces (11, 12) of the first partial ring (10) and is fixed on the first partial ring (10) in the radial direction with the aid of multiple alignment pins (40) distributed in the circumferential direction.
Abstract (de)
Die vorliegende Erfindung betrifft einen axial geteilter Innenring zur Befestigung an, insbesondere verstellbaren, Leitschaufeln (50) einer Turbomaschine, insbesondere einer Verdichter- oder Turbinenstufe einer Gasturbine, der einen ersten Teilring (10) und einen zweiten Teilring (20) aufweist, der sich in axialer Richtung direkt oder indirekt an zwei einander axial zugewandten Stützflächen (11, 12) des ersten Teilrings (10) abstützt und in radialer Richtung durch mehrere in Umfangsrichtung verteilte Passstifte (40) an dem ersten Teilring (10) festgelegt ist.
IPC 8 full level
F01D 11/00 (2006.01)
CPC (source: EP US)
F01D 9/042 (2013.01 - US); F01D 11/001 (2013.01 - EP US); F01D 25/246 (2013.01 - US); F05D 2230/64 (2013.01 - EP US); F05D 2230/644 (2013.01 - US); F05D 2240/12 (2013.01 - US); F05D 2260/30 (2013.01 - EP US)
Citation (search report)
- [X] EP 2261467 A2 20101215 - UNITED TECHNOLOGIES CORP [US]
- [Y] US 2016123188 A1 20160505 - MALINIAK DAVID [US]
- [Y] US 2016363133 A1 20161215 - MOUTON CLEMENTINE CHARLOTTE MARIE [FR], et al
- [A] US 2007286719 A1 20071213 - DUESLER PAUL W [US], et al
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 3412874 A1 20181212; DE 102017209682 A1 20181213; US 10858959 B2 20201208; US 2018355761 A1 20181213
DOCDB simple family (application)
EP 18171212 A 20180508; DE 102017209682 A 20170608; US 201815992374 A 20180530