FR2273163A1 - - Google Patents
Info
- Publication number
- FR2273163A1 FR2273163A1 FR7516387A FR7516387A FR2273163A1 FR 2273163 A1 FR2273163 A1 FR 2273163A1 FR 7516387 A FR7516387 A FR 7516387A FR 7516387 A FR7516387 A FR 7516387A FR 2273163 A1 FR2273163 A1 FR 2273163A1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/50—Vibration damping features
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US474756A US3887298A (en) | 1974-05-30 | 1974-05-30 | Apparatus for sealing turbine blade damper cavities |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2273163A1 true FR2273163A1 (en) | 1975-12-26 |
Family
ID=23884811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7516387A Withdrawn FR2273163A1 (en) | 1974-05-30 | 1975-05-27 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3887298A (en) |
JP (1) | JPS5113012A (en) |
BR (1) | BR7503391A (en) |
CA (1) | CA1013676A (en) |
FR (1) | FR2273163A1 (en) |
GB (1) | GB1506047A (en) |
IL (1) | IL47321A (en) |
SE (1) | SE7505935L (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2451451A1 (en) * | 1979-03-10 | 1980-10-10 | Rolls Royce | BLADE ROTOR WITH A SEALING DEVICE FOR A GAS TURBINE ENGINE |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3957393A (en) * | 1974-10-29 | 1976-05-18 | United Technologies Corporation | Turbine disk and sideplate construction |
GB1512882A (en) * | 1976-02-11 | 1978-06-01 | Rolls Royce | Bladed rotor assembly for a gas turbine engine |
US4088421A (en) * | 1976-09-30 | 1978-05-09 | General Electric Company | Coverplate damping arrangement |
US4101245A (en) * | 1976-12-27 | 1978-07-18 | United Technologies Corporation | Interblade damper and seal for turbomachinery rotor |
US4473337A (en) * | 1982-03-12 | 1984-09-25 | United Technologies Corporation | Blade damper seal |
FR2523208A1 (en) * | 1982-03-12 | 1983-09-16 | Snecma | DEVICE FOR DAMPING MOBILE TURBINE BLADE VIBRATIONS |
US4480957A (en) * | 1983-04-14 | 1984-11-06 | General Electric Company | Dynamic response modification and stress reduction in dovetail and blade assembly |
US4568247A (en) * | 1984-03-29 | 1986-02-04 | United Technologies Corporation | Balanced blade vibration damper |
US4659285A (en) * | 1984-07-23 | 1987-04-21 | United Technologies Corporation | Turbine cover-seal assembly |
FR2585069B1 (en) * | 1985-07-16 | 1989-06-09 | Snecma | DEVICE FOR LIMITING THE ANGULAR DEFLECTION OF BLADES MOUNTED ON A TURBOMACHINE ROTOR DISC |
FR2586061B1 (en) * | 1985-08-08 | 1989-06-09 | Snecma | MULTIFUNCTIONAL LABYRINTH DISC FOR TURBOMACHINE ROTOR |
US4743164A (en) * | 1986-12-29 | 1988-05-10 | United Technologies Corporation | Interblade seal for turbomachine rotor |
US4872810A (en) * | 1988-12-14 | 1989-10-10 | United Technologies Corporation | Turbine rotor retention system |
GB2228541B (en) * | 1989-02-23 | 1993-04-14 | Rolls Royce Plc | Device for damping vibrations in turbomachinery blades |
US5201849A (en) * | 1990-12-10 | 1993-04-13 | General Electric Company | Turbine rotor seal body |
US5226784A (en) * | 1991-02-11 | 1993-07-13 | General Electric Company | Blade damper |
US5339619A (en) * | 1992-08-31 | 1994-08-23 | United Technologies Corporation | Active cooling of turbine rotor assembly |
US5281097A (en) * | 1992-11-20 | 1994-01-25 | General Electric Company | Thermal control damper for turbine rotors |
US5228835A (en) * | 1992-11-24 | 1993-07-20 | United Technologies Corporation | Gas turbine blade seal |
US5313786A (en) * | 1992-11-24 | 1994-05-24 | United Technologies Corporation | Gas turbine blade damper |
US5284421A (en) * | 1992-11-24 | 1994-02-08 | United Technologies Corporation | Rotor blade with platform support and damper positioning means |
US5388962A (en) * | 1993-10-15 | 1995-02-14 | General Electric Company | Turbine rotor disk post cooling system |
FR2726323B1 (en) * | 1994-10-26 | 1996-12-13 | Snecma | ASSEMBLY OF A ROTARY DISC AND BLADES, ESPECIALLY USED IN A TURBOMACHINE |
US5573375A (en) * | 1994-12-14 | 1996-11-12 | United Technologies Corporation | Turbine engine rotor blade platform sealing and vibration damping device |
US5513955A (en) * | 1994-12-14 | 1996-05-07 | United Technologies Corporation | Turbine engine rotor blade platform seal |
US5827047A (en) * | 1996-06-27 | 1998-10-27 | United Technologies Corporation | Turbine blade damper and seal |
US5785499A (en) * | 1996-12-24 | 1998-07-28 | United Technologies Corporation | Turbine blade damper and seal |
US5924699A (en) * | 1996-12-24 | 1999-07-20 | United Technologies Corporation | Turbine blade platform seal |
US6139277A (en) * | 1998-12-22 | 2000-10-31 | Air Concepts, Inc. | Motorized fan |
US6273683B1 (en) | 1999-02-05 | 2001-08-14 | Siemens Westinghouse Power Corporation | Turbine blade platform seal |
US6932575B2 (en) * | 2003-10-08 | 2005-08-23 | United Technologies Corporation | Blade damper |
US7484936B2 (en) * | 2005-09-26 | 2009-02-03 | Pratt & Whitney Canada Corp. | Blades for a gas turbine engine with integrated sealing plate and method |
US7762780B2 (en) * | 2007-01-25 | 2010-07-27 | Siemens Energy, Inc. | Blade assembly in a combustion turbo-machine providing reduced concentration of mechanical stress and a seal between adjacent assemblies |
US8128371B2 (en) | 2007-02-15 | 2012-03-06 | General Electric Company | Method and apparatus to facilitate increasing turbine rotor efficiency |
FR2923557B1 (en) * | 2007-11-12 | 2010-01-22 | Snecma | BLOWER DRAWER ASSEMBLY AND ITS SHOCK ABSORBER, BLOWER DAMPER AND METHOD FOR CALIBRATING THE SHOCK ABSORBER |
EP2379845A4 (en) * | 2008-12-18 | 2013-08-07 | Gkn Aerospace Sweden Ab | Gas turbine composite workpiece to be used in gas turbine engine |
DE102009011879A1 (en) * | 2009-03-05 | 2010-09-16 | Mtu Aero Engines Gmbh | Integrally bladed rotor and method of making an integrally bladed rotor |
GB2491121B (en) * | 2011-05-23 | 2014-10-01 | Rolls Royce Plc | Balancing of rotatable components |
US10287897B2 (en) * | 2011-09-08 | 2019-05-14 | General Electric Company | Turbine rotor blade assembly and method of assembling same |
US9366142B2 (en) * | 2011-10-28 | 2016-06-14 | General Electric Company | Thermal plug for turbine bucket shank cavity and related method |
US9279332B2 (en) * | 2012-05-31 | 2016-03-08 | Solar Turbines Incorporated | Turbine damper |
US9650901B2 (en) * | 2012-05-31 | 2017-05-16 | Solar Turbines Incorporated | Turbine damper |
BR112015000081A2 (en) | 2012-06-30 | 2017-06-27 | Gen Electric | turbine blade sealing structure. |
JP6240786B2 (en) | 2013-09-11 | 2017-11-29 | ゼネラル・エレクトリック・カンパニイ | Ply structure for integral platform and damper retention features of CMC turbine blades |
ES2622424T3 (en) * | 2013-09-17 | 2017-07-06 | MTU Aero Engines AG | Blade impeller of an axial circulation machine and damping element |
EP2873807A1 (en) * | 2013-11-18 | 2015-05-20 | Siemens Aktiengesellschaft | Cover plate, rotor blade, wheel disc, bolt and gas turbine |
EP3380704B1 (en) | 2016-01-12 | 2023-09-06 | Siemens Energy Global GmbH & Co. KG | Flexible damper for turbine blades |
ES2891084T3 (en) * | 2016-04-27 | 2022-01-26 | MTU Aero Engines AG | Turbomachinery Vane Assembly |
US10941671B2 (en) * | 2017-03-23 | 2021-03-09 | General Electric Company | Gas turbine engine component incorporating a seal slot |
CN111448365B (en) * | 2017-12-12 | 2023-02-28 | 赛峰直升机发动机公司 | Vibration damper for a turbine rotor blade |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB779059A (en) * | 1954-07-15 | 1957-07-17 | Rolls Royce | Improvements in or relating to axial-flow fluid machines, for example compressors orturbines of gas-turbine engines |
GB802476A (en) * | 1955-09-29 | 1958-10-08 | Rolls Royce | Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines |
US3112915A (en) * | 1961-12-22 | 1963-12-03 | Gen Electric | Rotor assembly air baffle |
US3181835A (en) * | 1964-01-07 | 1965-05-04 | Carroll C Davis | Blade vibration damping device |
CH494896A (en) * | 1968-08-09 | 1970-08-15 | Sulzer Ag | Mounting of rotor blades in the rotor of a turbomachine |
BE791375A (en) * | 1971-12-02 | 1973-03-01 | Gen Electric | DEFLECTOR AND SHOCK ABSORBER FOR TURBOMACHINE FINS |
-
1974
- 1974-05-30 US US474756A patent/US3887298A/en not_active Expired - Lifetime
-
1975
- 1975-05-08 CA CA226,568A patent/CA1013676A/en not_active Expired
- 1975-05-20 IL IL47321A patent/IL47321A/en unknown
- 1975-05-22 GB GB22405/75A patent/GB1506047A/en not_active Expired
- 1975-05-26 SE SE7505935A patent/SE7505935L/en unknown
- 1975-05-27 FR FR7516387A patent/FR2273163A1/fr not_active Withdrawn
- 1975-05-30 JP JP50065233A patent/JPS5113012A/ja active Pending
- 1975-06-28 BR BR4336/75D patent/BR7503391A/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2451451A1 (en) * | 1979-03-10 | 1980-10-10 | Rolls Royce | BLADE ROTOR WITH A SEALING DEVICE FOR A GAS TURBINE ENGINE |
Also Published As
Publication number | Publication date |
---|---|
SE7505935L (en) | 1975-12-01 |
JPS5113012A (en) | 1976-02-02 |
CA1013676A (en) | 1977-07-12 |
BR7503391A (en) | 1976-04-27 |
GB1506047A (en) | 1978-04-05 |
US3887298A (en) | 1975-06-03 |
IL47321A (en) | 1977-07-31 |
IL47321A0 (en) | 1975-07-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |