EP 0942149 B1 20000816 - Sealing ring for the vanes of a turbomachine stage
Title (en)
Sealing ring for the vanes of a turbomachine stage
Title (de)
Dichtring für die Schaufeln einer Turbomaschinenstufe
Title (fr)
Joint d'étanchéité pour les aubes d'un étage de turbomachine
Publication
Application
Priority
FR 9803036 A 19980312
Abstract (en)
[origin: EP0942149A1] The seal for turbine blade roots (9) fitting in an annular channel (10) of a disc (2) with plates (8) consists of flat sections (18) set between the plate and the outer surface (16) of the disc. Extensions (26) fit against the oblique upper surfaces (30) of the disc channel. The flat sections and extensions have interlocking slits to form a crossing joint (27) between two parts of a seal.
IPC 1-7
IPC 8 full level
F01D 5/30 (2006.01); F01D 11/00 (2006.01)
CPC (source: EP US)
F01D 5/3038 (2013.01 - EP US); F01D 11/006 (2013.01 - EP US); F05D 2250/141 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0942149 A1 19990915; EP 0942149 B1 20000816; DE 69900008 D1 20000921; DE 69900008 T2 20010405; FR 2776012 A1 19990917; FR 2776012 B1 20000407; JP H11315703 A 19991116; US 6332617 B1 20011225
DOCDB simple family (application)
EP 99400577 A 19990310; DE 69900008 T 19990310; FR 9803036 A 19980312; JP 4478099 A 19990223; US 25502399 A 19990222