EP 3420197 B1 20200205 - STATOR VANE HAVING A JUNCTION TUBING
Title (en)
STATOR VANE HAVING A JUNCTION TUBING
Title (de)
LEITSCHAUFEL MIT EINEM VERBINDUNGSROHR
Title (fr)
AUBE DIRECTRICE COMPRENANT UN TUYAU DE RACCORDEMENT
Publication
Application
Priority
- EP 16166430 A 20160421
- EP 2017058628 W 20170411
Abstract (en)
[origin: WO2017182322A1] Guide vane (1) for a turbomachine having, in the properly installed state, an outer platform (2), a blade airfoil (3) protruding from the outer platform, extending in a longitudinal direction and defining a cavity (4) in its interior, and inner platform (5) that is arranged opposite the outer platform and is connected to the blade airfoil, and a connecting tube (6) which passes through the cavity of the blade airfoil in the longitudinal direction, the first free end of which tube being inserted into a through-opening formed in the inner platform and being materially bonded to the inner platform, and the second free end of said tube being arranged in a cooling fluid inlet opening (7) formed on the outer platform, away from the edge thereof, and projecting outward from the outer platform, wherein at least one guide means (9) is attached to the outer platform for the purpose of guiding the connecting tube, this guide means being designed and arranged such that it guides the connecting tube in the longitudinal direction in the event of a thermal change in length.
IPC 8 full level
CPC (source: EP US)
F01D 5/188 (2013.01 - EP US); F01D 5/189 (2013.01 - US); F01D 9/065 (2013.01 - EP US); F05D 2230/232 (2013.01 - EP US); F05D 2230/237 (2013.01 - EP US)
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
DOCDB simple family (publication)
EP 3236009 A1 20171025; CN 109072700 A 20181221; CN 109072700 B 20210129; EP 3420197 A1 20190102; EP 3420197 B1 20200205; JP 2019516039 A 20190613; JP 6779310 B2 20201104; US 10876414 B2 20201229; US 2019120068 A1 20190425; WO 2017182322 A1 20171026
DOCDB simple family (application)
EP 16166430 A 20160421; CN 201780024523 A 20170411; EP 17717143 A 20170411; EP 2017058628 W 20170411; JP 2018555205 A 20170411; US 201716089645 A 20170411