CA941746A - Blade constraining structure - Google Patents
Blade constraining structureInfo
- Publication number
- CA941746A CA941746A CA135,911A CA135911A CA941746A CA 941746 A CA941746 A CA 941746A CA 135911 A CA135911 A CA 135911A CA 941746 A CA941746 A CA 941746A
- Authority
- CA
- Canada
- Prior art keywords
- constraining structure
- blade constraining
- blade
- constraining
- Prior art date
- 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.)
- Expired
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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
-
- 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
- F01D5/12—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
- 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
- F01D5/24—Blade-to-blade connections, e.g. for damping vibrations using wire or the like
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13531071A | 1971-04-19 | 1971-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA941746A true CA941746A (en) | 1974-02-12 |
Family
ID=22467508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA135,911A Expired CA941746A (en) | 1971-04-19 | 1972-03-01 | Blade constraining structure |
Country Status (7)
Country | Link |
---|---|
US (1) | US3689177A (de) |
BE (1) | BE778125A (de) |
CA (1) | CA941746A (de) |
DE (1) | DE2201383A1 (de) |
FR (1) | FR2135943A5 (de) |
GB (1) | GB1369513A (de) |
IT (1) | IT946577B (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4047840A (en) * | 1975-05-29 | 1977-09-13 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Impact absorbing blade mounts for variable pitch blades |
US4021138A (en) * | 1975-11-03 | 1977-05-03 | Westinghouse Electric Corporation | Rotor disk, blade, and seal plate assembly for cooled turbine rotor blades |
DE2620762C2 (de) * | 1976-05-11 | 1977-11-17 | Motoren- und Turbinen-Union München GmbH, 8000 München | Spaltdichtung für Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke |
US4221542A (en) * | 1977-12-27 | 1980-09-09 | General Electric Company | Segmented blade retainer |
US4344740A (en) * | 1979-09-28 | 1982-08-17 | United Technologies Corporation | Rotor assembly |
FR2523208A1 (fr) * | 1982-03-12 | 1983-09-16 | Snecma | Dispositif d'amortissement des vibrations d'aubes mobiles de turbine |
US4480957A (en) * | 1983-04-14 | 1984-11-06 | General Electric Company | Dynamic response modification and stress reduction in dovetail and blade assembly |
US4523890A (en) * | 1983-10-19 | 1985-06-18 | General Motors Corporation | End seal for turbine blade base |
US4743166A (en) * | 1984-12-20 | 1988-05-10 | General Electric Company | Blade root seal |
US4737076A (en) * | 1986-10-20 | 1988-04-12 | United Technologies Corporation | Means for maintaining concentricity of rotating components |
US4872812A (en) * | 1987-08-05 | 1989-10-10 | General Electric Company | Turbine blade plateform sealing and vibration damping apparatus |
US4836750A (en) * | 1988-06-15 | 1989-06-06 | Pratt & Whitney Canada Inc. | Rotor assembly |
US5478207A (en) * | 1994-09-19 | 1995-12-26 | General Electric Company | Stable blade vibration damper for gas turbine engine |
US6250883B1 (en) | 1999-04-13 | 2001-06-26 | Alliedsignal Inc. | Integral ceramic blisk assembly |
US7153102B2 (en) * | 2004-05-14 | 2006-12-26 | Pratt & Whitney Canada Corp. | Bladed disk fixing undercut |
US7510380B2 (en) * | 2004-07-13 | 2009-03-31 | Honeywell International Inc. | Non-parallel spacer for improved rotor group balance |
JP4591047B2 (ja) * | 2004-11-12 | 2010-12-01 | 株式会社日立製作所 | タービンロータ及びガスタービン |
GB2422176A (en) * | 2005-01-18 | 2006-07-19 | Rolls Royce Plc | Retaining components/blades on a rotor |
DE102008008887A1 (de) * | 2008-02-13 | 2009-08-27 | Man Turbo Ag | Mehrteiliger beschaufelter Rotor für eine Strömungsmaschine |
FR2931871B1 (fr) * | 2008-05-29 | 2011-08-19 | Snecma | Rotor de soufflante pour une turbomachine. |
FR2960021B1 (fr) * | 2010-05-12 | 2014-04-25 | Snecma | Roue mobile de turbomachine munie d'un jonc d'amortissement des vibrations |
US9476310B2 (en) * | 2012-10-18 | 2016-10-25 | General Electric Company | Systems and methods to axially retain blades |
US20160186592A1 (en) * | 2014-12-31 | 2016-06-30 | General Electric Company | Flowpath boundary and rotor assemblies in gas turbines |
US10233763B2 (en) | 2015-09-09 | 2019-03-19 | United Technologies Corporation | Seal assembly for turbine engine component |
US10718220B2 (en) * | 2015-10-26 | 2020-07-21 | Rolls-Royce Corporation | System and method to retain a turbine cover plate with a spanner nut |
GB201612288D0 (en) * | 2016-07-15 | 2016-08-31 | Rolls-Royce Ltd | A rotor assembly for a turbomachine and a method of manufacturing the same |
US10975714B2 (en) * | 2018-11-22 | 2021-04-13 | Pratt & Whitney Canada Corp. | Rotor assembly with blade sealing tab |
GB202001689D0 (en) * | 2020-02-07 | 2020-03-25 | Rolls Royce Plc | Rotor assembly |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2356605A (en) * | 1940-01-08 | 1944-08-22 | Meininghaus Ulrich | Turbine rotor |
GB612097A (en) * | 1946-10-09 | 1948-11-08 | English Electric Co Ltd | Improvements in and relating to the cooling of gas turbine rotors |
CH284188A (de) * | 1948-10-01 | 1952-07-15 | Maschf Augsburg Nuernberg Ag | Stahlläufer mit keramischen Schaufeln für Turbinen. |
DE950100C (de) * | 1955-04-10 | 1956-10-04 | Maschf Augsburg Nuernberg Ag | Zusammengesetzter Trommellaeufer fuer Kreiselmaschinen, insbesondere fuer Gasturbinen mit axialer Durchstroemrichtung |
US3356339A (en) * | 1966-12-12 | 1967-12-05 | Gen Motors Corp | Turbine rotor |
-
1971
- 1971-04-19 US US135310A patent/US3689177A/en not_active Expired - Lifetime
-
1972
- 1972-01-10 GB GB104272A patent/GB1369513A/en not_active Expired
- 1972-01-13 DE DE19722201383 patent/DE2201383A1/de active Pending
- 1972-01-14 IT IT19368/72A patent/IT946577B/it active
- 1972-01-17 BE BE778125A patent/BE778125A/xx unknown
- 1972-01-18 FR FR7201526A patent/FR2135943A5/fr not_active Expired
- 1972-03-01 CA CA135,911A patent/CA941746A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT946577B (it) | 1973-05-21 |
FR2135943A5 (de) | 1972-12-22 |
GB1369513A (en) | 1974-10-09 |
US3689177A (en) | 1972-09-05 |
BE778125A (fr) | 1972-05-16 |
DE2201383A1 (de) | 1972-10-26 |
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