JPS57501486A - - Google Patents
Info
- Publication number
- JPS57501486A JPS57501486A JP56503369A JP50336981A JPS57501486A JP S57501486 A JPS57501486 A JP S57501486A JP 56503369 A JP56503369 A JP 56503369A JP 50336981 A JP50336981 A JP 50336981A JP S57501486 A JPS57501486 A JP S57501486A
- Authority
- JP
- Japan
- 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.)
- Granted
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
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- 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 |
|---|---|---|---|
| US06/193,514 US4347040A (en) | 1980-10-02 | 1980-10-02 | Blade to blade vibration damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57501486A true JPS57501486A (forum.php) | 1982-08-19 |
| JPH0411722B2 JPH0411722B2 (forum.php) | 1992-03-02 |
Family
ID=22713939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56503369A Expired - Lifetime JPH0411722B2 (forum.php) | 1980-10-02 | 1981-10-02 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4347040A (forum.php) |
| EP (1) | EP0060887B2 (forum.php) |
| JP (1) | JPH0411722B2 (forum.php) |
| DK (1) | DK246882A (forum.php) |
| GB (1) | GB2098672B (forum.php) |
| WO (1) | WO1982001216A1 (forum.php) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022008056A (ja) * | 2020-05-26 | 2022-01-13 | ゼネラル・エレクトリック・カンパニイ | ブレード段に隣接するスペーサ上のターボ機械ブレード用の振動減衰システム |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568247A (en) * | 1984-03-29 | 1986-02-04 | United Technologies Corporation | Balanced blade vibration damper |
| 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 |
| US5156528A (en) * | 1991-04-19 | 1992-10-20 | General Electric Company | Vibration damping of gas turbine engine buckets |
| US5302085A (en) * | 1992-02-03 | 1994-04-12 | General Electric Company | Turbine blade damper |
| US5261790A (en) * | 1992-02-03 | 1993-11-16 | General Electric Company | Retention device for turbine blade damper |
| US5513955A (en) * | 1994-12-14 | 1996-05-07 | United Technologies Corporation | Turbine engine rotor blade platform seal |
| US5573375A (en) * | 1994-12-14 | 1996-11-12 | United Technologies Corporation | Turbine engine rotor blade platform sealing and vibration damping device |
| GB9609721D0 (en) * | 1996-05-09 | 1996-07-10 | Rolls Royce Plc | Vibration damping |
| US6042336A (en) * | 1998-11-25 | 2000-03-28 | United Technologies Corporation | Offset center of gravity radial damper |
| US6607359B2 (en) | 2001-03-02 | 2003-08-19 | Hood Technology Corporation | Apparatus for passive damping of flexural blade vibration in turbo-machinery |
| DE102010015211B4 (de) * | 2010-04-16 | 2013-06-20 | Mtu Aero Engines Gmbh | Dämpfungselement zur Dämpfung von Laufschaufelschwingungen, Laufschaufel sowie Rotor |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE153004C1 (forum.php) * | ||||
| FR989556A (fr) * | 1949-06-25 | 1951-09-11 | Cem Comp Electro Mec | Perfectionnement aux aubes de turbo-machines |
| US2942843A (en) * | 1956-06-15 | 1960-06-28 | Westinghouse Electric Corp | Blade vibration damping structure |
| US2999668A (en) * | 1958-08-28 | 1961-09-12 | Curtiss Wright Corp | Self-balanced rotor blade |
| FR1374917A (fr) * | 1963-11-21 | 1964-10-09 | Ass Elect Ind | Perfectionnements aux déflecteurs d'étanchéité des aubes mobiles de turbines et de compresseurs à écoulement axial |
| US3181835A (en) * | 1964-01-07 | 1965-05-04 | Carroll C Davis | Blade vibration damping device |
| US3723023A (en) * | 1971-05-05 | 1973-03-27 | Us Air Force | Independent self adjusting vibration damper |
| US3748060A (en) * | 1971-09-14 | 1973-07-24 | Westinghouse Electric Corp | Sideplate for turbine blade |
| US3888601A (en) * | 1974-05-23 | 1975-06-10 | Gen Electric | Turbomachine with balancing means |
| US3881844A (en) * | 1974-05-28 | 1975-05-06 | Gen Electric | Blade platform vibration dampers |
| US4101245A (en) * | 1976-12-27 | 1978-07-18 | United Technologies Corporation | Interblade damper and seal for turbomachinery rotor |
| US4182598A (en) * | 1977-08-29 | 1980-01-08 | United Technologies Corporation | Turbine blade damper |
| GB2043797A (en) * | 1979-03-10 | 1980-10-08 | Rolls Royce | Bladed Rotor for Gas Turbine Engine |
-
1980
- 1980-10-02 US US06/193,514 patent/US4347040A/en not_active Ceased
-
1981
- 1981-10-02 JP JP56503369A patent/JPH0411722B2/ja not_active Expired - Lifetime
- 1981-10-02 WO PCT/US1981/001339 patent/WO1982001216A1/en active IP Right Grant
- 1981-10-02 GB GB8215460A patent/GB2098672B/en not_active Expired
- 1981-10-02 EP EP81902881A patent/EP0060887B2/en not_active Expired
-
1982
- 1982-06-02 DK DK246882A patent/DK246882A/da not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022008056A (ja) * | 2020-05-26 | 2022-01-13 | ゼネラル・エレクトリック・カンパニイ | ブレード段に隣接するスペーサ上のターボ機械ブレード用の振動減衰システム |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1982001216A1 (en) | 1982-04-15 |
| EP0060887A4 (en) | 1983-02-09 |
| DK246882A (da) | 1982-06-02 |
| JPH0411722B2 (forum.php) | 1992-03-02 |
| EP0060887B1 (en) | 1985-08-14 |
| EP0060887A1 (en) | 1982-09-29 |
| GB2098672A (en) | 1982-11-24 |
| GB2098672B (en) | 1984-08-15 |
| EP0060887B2 (en) | 1989-08-09 |
| US4347040A (en) | 1982-08-31 |