IT1142139B - Metodo e dispositivo per blaccare le pale su di un disco rotori - Google Patents
Metodo e dispositivo per blaccare le pale su di un disco rotoriInfo
- Publication number
- IT1142139B IT1142139B IT25689/81A IT2568981A IT1142139B IT 1142139 B IT1142139 B IT 1142139B IT 25689/81 A IT25689/81 A IT 25689/81A IT 2568981 A IT2568981 A IT 2568981A IT 1142139 B IT1142139 B IT 1142139B
- Authority
- IT
- Italy
- Prior art keywords
- blades
- locking
- rotor disc
- rotor
- disc
- Prior art date
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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/32—Locking, e.g. by final locking blades or keys
- F01D5/326—Locking of axial insertion type blades by other means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/218,240 US4444544A (en) | 1980-12-19 | 1980-12-19 | Locking of rotor blades on a rotor disk |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8125689A0 IT8125689A0 (it) | 1981-12-18 |
IT1142139B true IT1142139B (it) | 1986-10-08 |
Family
ID=22814318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25689/81A IT1142139B (it) | 1980-12-19 | 1981-12-18 | Metodo e dispositivo per blaccare le pale su di un disco rotori |
Country Status (7)
Country | Link |
---|---|
US (1) | US4444544A (it) |
JP (1) | JPS57126505A (it) |
BE (1) | BE891324A (it) |
DE (1) | DE3148985C2 (it) |
FR (1) | FR2501284B1 (it) |
GB (1) | GB2089900B (it) |
IT (1) | IT1142139B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4846628A (en) * | 1988-12-23 | 1989-07-11 | United Technologies Corporation | Rotor assembly for a turbomachine |
US5131814A (en) * | 1990-04-03 | 1992-07-21 | General Electric Company | Turbine blade inner end attachment structure |
US5139389A (en) * | 1990-09-14 | 1992-08-18 | United Technologies Corporation | Expandable blade root sealant |
US5137420A (en) * | 1990-09-14 | 1992-08-11 | United Technologies Corporation | Compressible blade root sealant |
US5151013A (en) * | 1990-12-27 | 1992-09-29 | United Technologies Corporation | Blade lock for a rotor disk and rotor blade assembly |
FR2700807B1 (fr) * | 1993-01-27 | 1995-03-03 | Snecma | Système de rétention et d'étanchéité d'aubes engagées dans des brochages axiaux d'un disque de rotor. |
DE10128505C2 (de) * | 2001-06-14 | 2003-04-30 | Mtu Aero Engines Gmbh | Befestigung von Laufschaufeln |
US6786696B2 (en) * | 2002-05-06 | 2004-09-07 | General Electric Company | Root notched turbine blade |
US6908279B2 (en) | 2003-11-25 | 2005-06-21 | General Electric Company | Method of installing stationary blades of a turbine and turbine structure having a radial loading pin |
US20060067822A1 (en) * | 2004-09-24 | 2006-03-30 | D Anna Frank P | Pitch lock and lag positioner for a rotor blade folding system |
US20060120873A1 (en) * | 2004-12-03 | 2006-06-08 | Sikorsky Aircraft Corporation | Damper positioner for a rotor blade folding system |
WO2007028703A1 (de) * | 2005-09-07 | 2007-03-15 | Siemens Aktiengesellschaft | Anordnung zur axialsicherung von laufschaufeln in einem rotor sowie verwendung |
US7530790B2 (en) * | 2006-09-20 | 2009-05-12 | Sikorsky Aircraft Corporation | Rotor blade folding system |
US8038394B2 (en) * | 2008-01-16 | 2011-10-18 | Sikorsky Aircraft Corporation | System and method of damping a 1P motion |
US8251668B2 (en) * | 2009-06-30 | 2012-08-28 | General Electric Company | Method and apparatus for assembling rotating machines |
US8496443B2 (en) * | 2009-12-15 | 2013-07-30 | Siemens Energy, Inc. | Modular turbine airfoil and platform assembly with independent root teeth |
US8231354B2 (en) * | 2009-12-15 | 2012-07-31 | Siemens Energy, Inc. | Turbine engine airfoil and platform assembly |
US9246372B2 (en) | 2012-01-20 | 2016-01-26 | Fluor Technologies Corporation | Rotor pole support ribs in gearless drives |
US9470098B2 (en) * | 2013-03-15 | 2016-10-18 | General Electric Company | Axial compressor and method for controlling stage-to-stage leakage therein |
EP4230843A1 (en) | 2022-02-17 | 2023-08-23 | Siemens Energy Global GmbH & Co. KG | A rotor arrangement for a rotor of a gas turbine |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1072457A (en) * | 1912-01-30 | 1913-09-09 | Westinghouse Machine Co | Blade-mounting. |
BE501031A (it) * | 1950-02-03 | |||
US2713991A (en) * | 1951-05-05 | 1955-07-26 | A V Roe Canada Ltd | Rotor blade locking device |
GB712112A (en) * | 1951-07-13 | 1954-07-21 | Bristol Aeroplane Co Ltd | Improvements in or relating to blade-locking means for turbine and the like rotor assemblies |
DE1070335B (it) * | 1955-06-24 | |||
US2942842A (en) * | 1956-06-13 | 1960-06-28 | Gen Motors Corp | Turbine blade lock |
US2994507A (en) * | 1959-01-23 | 1961-08-01 | Westinghouse Electric Corp | Blade locking structure |
CH410016A (de) * | 1961-10-18 | 1966-03-31 | Daimler Benz Ag | Verfahren zum Sichern der Schaufeln von Strömungsmaschinen |
FR1471004A (fr) * | 1966-03-11 | 1967-02-24 | Isaac Jackson & Sons Fasteners | Procédé de fabrication de nouvelles clavettes à tête |
US3501249A (en) * | 1968-06-24 | 1970-03-17 | Westinghouse Electric Corp | Side plates for turbine blades |
GB1291302A (en) * | 1970-03-14 | 1972-10-04 | Sec Dep For Defendence | Improvements in bladed rotor assemblies |
US3656865A (en) * | 1970-07-21 | 1972-04-18 | Gen Motors Corp | Rotor blade retainer |
JPS6014162B2 (ja) * | 1978-07-21 | 1985-04-11 | 株式会社日立製作所 | 翼固定構造 |
-
1980
- 1980-12-19 US US06/218,240 patent/US4444544A/en not_active Expired - Lifetime
-
1981
- 1981-12-02 BE BE0/206714A patent/BE891324A/fr not_active IP Right Cessation
- 1981-12-04 FR FR8122716A patent/FR2501284B1/fr not_active Expired
- 1981-12-10 DE DE3148985A patent/DE3148985C2/de not_active Expired - Lifetime
- 1981-12-11 GB GB8137486A patent/GB2089900B/en not_active Expired
- 1981-12-17 JP JP56205069A patent/JPS57126505A/ja active Granted
- 1981-12-18 IT IT25689/81A patent/IT1142139B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS57126505A (en) | 1982-08-06 |
BE891324A (fr) | 1982-03-31 |
GB2089900B (en) | 1984-06-27 |
US4444544A (en) | 1984-04-24 |
JPH0240841B2 (it) | 1990-09-13 |
FR2501284A1 (fr) | 1982-09-10 |
GB2089900A (en) | 1982-06-30 |
DE3148985A1 (de) | 1982-07-22 |
FR2501284B1 (fr) | 1986-12-05 |
IT8125689A0 (it) | 1981-12-18 |
DE3148985C2 (de) | 1993-11-04 |
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