Global Patent Index - EP 1219780 A3

EP 1219780 A3 20040811 - Impingement cooling of a turbomachine component

Title (en)

Impingement cooling of a turbomachine component

Title (de)

Prallkühlung eines Bauteils in einer Strömungskraftmaschine

Title (fr)

Refroidissement d'un élément d'une turbomachine par jet

Publication

EP 1219780 A3 20040811 (DE)

Application

EP 01129066 A 20011207

Priority

DE 10064271 A 20001222

Abstract (en)

[origin: EP1219780A2] A cooling device for a turbine blade (1), of which the leading edge (3) has to be cooled, is in the form of a cooling channel (4) extending radially towards the blade. In the leading edge region, the channel is bounded by a separating wall (8), which, with the blade wall, encloses a space (6) in the region of the leading edge.

IPC 1-7

F01D 25/12; F01D 5/18

IPC 8 full level

F01D 5/18 (2006.01)

CPC (source: EP US)

F01D 5/187 (2013.01 - EP US); F05D 2260/201 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

EP 1219780 A2 20020703; EP 1219780 A3 20040811; EP 1219780 B1 20061102; DE 10064271 A1 20020704; DE 50111357 D1 20061214; US 2002168264 A1 20021114; US 6634859 B2 20031021

DOCDB simple family (application)

EP 01129066 A 20011207; DE 10064271 A 20001222; DE 50111357 T 20011207; US 672501 A 20011210