EP 2129871 A1 20091209 - ARRANGEMENT FOR AXIALLY SECURING ROTATING BLADES IN A ROTOR, AND GAS TURBINE HAVING SUCH AN ARRANGEMENT
Title (en)
ARRANGEMENT FOR AXIALLY SECURING ROTATING BLADES IN A ROTOR, AND GAS TURBINE HAVING SUCH AN ARRANGEMENT
Title (de)
ANORDNUNG ZUR AXIALSICHERUNG AN LAUFSCHAUFELN IN EINEM ROTOR SOWIE GASTURBINE MIT EINER SOLCHEN ANORDNUNG
Title (fr)
AGENCEMENT POUR FIXATION AXIALE À DES AILETTES DE ROTOR ET TURBINE À GAZ DOTÉE D'UN TEL AGENCEMENT
Publication
Application
Priority
- EP 2008053271 W 20080319
- EP 07007088 A 20070404
- EP 08717999 A 20080319
Abstract (en)
[origin: EP1978211A1] Arrangement (10) comprises a unit consisting of an opening (63) arranged in a sealing element (42), a recess (65) arranged in the side surface (56) of a shaft collar and flush with the opening and a blocking element (67) sitting in the recess and in the opening. The blocking element is secured by plastic deformation to prevent losses. An independent claim is also included for a gas turbine with the above arrangement. Preferred Features: The blocking element has a wedge-shaped cross-section in the region of the recess and a bolt protruding on the front side and inserted into the opening of the sealing element.
IPC 8 full level
F01D 5/32 (2006.01)
CPC (source: EP US)
F01D 5/3015 (2013.01 - EP US); F05B 2260/301 (2013.01 - EP US)
Citation (search report)
See references of WO 2008122492A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1978211 A1 20081008; CN 101680304 A 20100324; CN 101680304 B 20130904; EP 2129871 A1 20091209; JP 2010523873 A 20100715; JP 4942844 B2 20120530; RU 2009140744 A 20110510; RU 2427713 C2 20110827; US 2011027092 A1 20110203; WO 2008122492 A1 20081016
DOCDB simple family (application)
EP 07007088 A 20070404; CN 200880016327 A 20080319; EP 08717999 A 20080319; EP 2008053271 W 20080319; JP 2010501467 A 20080319; RU 2009140744 A 20080319; US 59435308 A 20080319