EP 3597867 B8 20210414 - SEALING CONFIGURATION USING A BELLOWS TO REDUCE AIR LEAKAGE
Title (en)
SEALING CONFIGURATION USING A BELLOWS TO REDUCE AIR LEAKAGE
Title (de)
DICHTUNGSANORDNUNG MIT EINEM FEDERBALG ZUR REDUZIERUNG VON LUFTLECKAGEN
Title (fr)
CONFIGURATION D'ÉTANCHÉITÉ AVEC UN SOUFFLET POUR RÉDUIRE DES FUITES D'AIR
Publication
Application
Priority
US 201816037470 A 20180717
Abstract (en)
[origin: EP3597867A1] A seal assembly (280) for a fluid transfer tube (250) in a gas turbine engine is disclosed. The seal assembly (230) includes a base member (236) having a first side configured to mate with a casing (224) and a second side opposite the first side, a housing (232) configured to mate with the second side of the base member (236) and to surround a portion of the fluid transfer tube (250), a bellows (260) surrounding the fluid transfer tube (250) and positioned between the housing (232) and the casing (224), and a wear ring (270) disposed between the housing (232) and the bellows (260).
IPC 8 full level
F01D 9/06 (2006.01); F01D 11/00 (2006.01); F16C 33/04 (2006.01)
CPC (source: EP US)
F01D 9/06 (2013.01 - US); F01D 9/065 (2013.01 - EP); F01D 11/003 (2013.01 - EP US); F01D 11/005 (2013.01 - US); F02C 6/08 (2013.01 - EP); F05D 2220/32 (2013.01 - US); F05D 2240/14 (2013.01 - US); F05D 2240/55 (2013.01 - EP US); F05D 2250/611 (2013.01 - EP); F05D 2300/431 (2013.01 - EP); F05D 2300/603 (2013.01 - EP); Y02T 50/60 (2013.01 - EP)
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 3597867 A1 20200122; EP 3597867 B1 20210303; EP 3597867 B8 20210414; US 10781710 B2 20200922; US 2020025005 A1 20200123
DOCDB simple family (application)
EP 19186853 A 20190717; US 201816037470 A 20180717