EP 1921269 A1 20080514 - Turbine blade
Title (en)
Turbine blade
Title (de)
Turbinenschaufel
Title (fr)
Aube de turbine
Publication
Application
Priority
EP 06023377 A 20061109
Abstract (en)
The blade (10) has a set of fins (18) arranged in a cooling channel (14) in a sequence of one following the other. The cooling channel extends along a length of a flow-inlet edge (12), where a pair of fins is formed with the respective ribs. The fins are arranged in a shape of ice-skating-step. The fins are formed with front and rear walls (16, 20) in single-piece, and the cooling channel extends parallel to the flow-inlet edge.
Abstract (de)
Die Erfindung betrifft eine Turbinenschaufel (10), mit mehreren Rippen (18), welche aufeinanderfolgend in einem Kühlkanal (14) angeordnet sind, der sich längs einer Strömungseintrittskante (12) erstreckt, und bei der mit jeweils zwei Rippen (18) ein Rippen-Paar (24) gebildet ist, dessen Rippen (18) in Schlittschuhschritt-Form angeordnet sind.
IPC 8 full level
F01D 5/18 (2006.01)
CPC (source: EP US)
F01D 5/147 (2013.01 - EP US); F01D 5/187 (2013.01 - EP US); F05D 2250/181 (2013.01 - EP US); F05D 2250/28 (2013.01 - EP US); F05D 2250/34 (2013.01 - EP US); F05D 2250/70 (2013.01 - EP US); F05D 2260/22141 (2013.01 - EP US)
Citation (search report)
- [XY] EP 1637699 A2 20060322 - GEN ELECTRIC [US]
- [Y] EP 1380724 A2 20040114 - MITSUBISHI HEAVY IND LTD [JP]
- [X] US 5395212 A 19950307 - ANZAI SHUNICHI [JP], et al
- [A] US 5695321 A 19971209 - KERCHER DAVID MAX [US]
- [A] US 5472316 A 19951205 - TASLIM MOHAMMAD E [US], et al
- [A] DE 19526917 A1 19970123 - FIEBIG MARTIN PROF DR ING [DE]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
EP 1921269 A1 20080514; EP 2087207 A1 20090812; EP 2087207 B1 20160420; JP 2010509535 A 20100325; JP 5329418 B2 20131030; US 2010054952 A1 20100304; US 8215909 B2 20120710; WO 2008055764 A1 20080515
DOCDB simple family (application)
EP 06023377 A 20061109; EP 07821492 A 20071018; EP 2007061127 W 20071018; JP 2009535661 A 20071018; US 51368207 A 20071018