EP 1512838 A3 20060719 - Rotor for a steam or gas turbine
Title (en)
Rotor for a steam or gas turbine
Title (de)
Rotor einer Dampf- oder Gasturbine
Title (fr)
Rotor pour turbine à vapeur ou à gaz
Publication
Application
Priority
DE 10340773 A 20030902
Abstract (en)
[origin: EP1512838A2] A blade foot (1) is installed in a rotor base. An open pocket (5) is provided in sloping surfaces of cover plates (3) of rotor blades and forms a closed cavity that is expandable in rotor's radial direction. Pins (4) arranged freely and movably in the cavity, each having a largest cross section smaller than the largest cross-section of the cavity, and larger than the smallest cross-section of the cavity.
IPC 8 full level
F01D 5/22 (2006.01); F01D 5/30 (2006.01); F01D 5/02 (2006.01); F01D 5/26 (2006.01)
CPC (source: EP US)
F01D 5/225 (2013.01 - EP US); Y10S 416/50 (2013.01 - EP US)
Citation (search report)
- [X] CH 418360 A 19660815 - ASS ELECT IND [GB]
- [X] US 2430140 A 19471104 - PHELAN ARTHUR J, et al
- [Y] US 2310412 A 19430209 - FIANDERS WARREN B
- [Y] US 2001038793 A1 20011108 - BRANDL HERBERT [DE], et al
- [A] DE 1005084 B 19570328 - SIEMENS AG
- [A] GB 532372 A 19410122 - BRITISH THOMSON HOUSTON CO LTD
- [A] US 3752599 A 19730814 - PACE E
- [A] US 4784571 A 19881115 - FERLEGER JUREK [US]
- [XY] PATENT ABSTRACTS OF JAPAN vol. 017, no. 423 (M - 1458) 6 August 1993 (1993-08-06)
- [A] PATENT ABSTRACTS OF JAPAN vol. 008, no. 016 (M - 270) 24 January 1984 (1984-01-24)
- [A] PATENT ABSTRACTS OF JAPAN vol. 006, no. 161 (M - 151) 24 August 1982 (1982-08-24)
- [A] PATENT ABSTRACTS OF JAPAN vol. 2000, no. 10 17 November 2000 (2000-11-17)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1512838 A2 20050309; EP 1512838 A3 20060719; DE 10340773 A1 20050324; JP 2005076638 A 20050324; RU 2004126590 A 20060210; RU 2347913 C2 20090227; US 2005047917 A1 20050303; US 7104758 B2 20060912
DOCDB simple family (application)
EP 04018654 A 20040806; DE 10340773 A 20030902; JP 2004254990 A 20040901; RU 2004126590 A 20040901; US 92643904 A 20040825