IT981350B - Configurazione perfezionata per la radice di pale a struttura mista per rotori - Google Patents
Configurazione perfezionata per la radice di pale a struttura mista per rotoriInfo
- Publication number
- IT981350B IT981350B IT21536/73A IT2153673A IT981350B IT 981350 B IT981350 B IT 981350B IT 21536/73 A IT21536/73 A IT 21536/73A IT 2153673 A IT2153673 A IT 2153673A IT 981350 B IT981350 B IT 981350B
- Authority
- IT
- Italy
- Prior art keywords
- perfected
- rotors
- configuration
- blade root
- mixed structure
- 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
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Architecture (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23475572A | 1972-03-15 | 1972-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT981350B true IT981350B (it) | 1974-10-10 |
Family
ID=22882679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21536/73A IT981350B (it) | 1972-03-15 | 1973-03-13 | Configurazione perfezionata per la radice di pale a struttura mista per rotori |
Country Status (8)
Country | Link |
---|---|
US (1) | US3749518A (it) |
JP (1) | JPS48102305A (it) |
CA (1) | CA974175A (it) |
DE (1) | DE2307566A1 (it) |
FR (1) | FR2176350A5 (it) |
GB (1) | GB1408491A (it) |
IT (1) | IT981350B (it) |
SE (1) | SE382658B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3942231A (en) * | 1973-10-31 | 1976-03-09 | Trw Inc. | Contour formed metal matrix blade plies |
US4111606A (en) * | 1976-12-27 | 1978-09-05 | United Technologies Corporation | Composite rotor blade |
US4343593A (en) * | 1980-01-25 | 1982-08-10 | The United States Of America As Represented By The Secretary Of The Air Force | Composite blade for turbofan engine fan |
FR2608674B1 (fr) * | 1986-12-17 | 1991-04-19 | Snecma | Roue de turbine a aubes ceramique |
US4746271A (en) * | 1987-03-25 | 1988-05-24 | Hayes-Albion Corporation | Synthetic fan blade |
GB9828484D0 (en) | 1998-12-24 | 1999-02-17 | Rolls Royce Plc | Improvements in or relating to bladed structures for fluid flow propulsion engines |
EP1247937B1 (de) * | 2001-04-04 | 2005-08-03 | Siemens Aktiengesellschaft | Turbinenschaufel und Turbine |
GB0428368D0 (en) * | 2004-12-24 | 2005-02-02 | Rolls Royce Plc | A composite blade |
US7713029B1 (en) | 2007-03-28 | 2010-05-11 | Florida Turbine Technologies, Inc. | Turbine blade with spar and shell construction |
US7972113B1 (en) | 2007-05-02 | 2011-07-05 | Florida Turbine Technologies, Inc. | Integral turbine blade and platform |
GB0815475D0 (en) * | 2008-08-27 | 2008-10-01 | Rolls Royce Plc | A blade |
GB0815483D0 (en) * | 2008-08-27 | 2008-10-01 | Rolls Royce Plc | Blade arrangement |
GB0815482D0 (en) * | 2008-08-27 | 2008-10-01 | Rolls Royce Plc | A blade and method of making a blade |
US8727730B2 (en) * | 2010-04-06 | 2014-05-20 | General Electric Company | Composite turbine bucket assembly |
EP2644834A1 (de) * | 2012-03-29 | 2013-10-02 | Siemens Aktiengesellschaft | Turbinenschaufel sowie zugehöriges Verfahren zum Herstellen einer Turbinenschaufel |
EP2644828A1 (de) * | 2012-03-29 | 2013-10-02 | Siemens Aktiengesellschaft | Modulare Turbinenschaufel mit Plattform |
US9506356B2 (en) * | 2013-03-15 | 2016-11-29 | Rolls-Royce North American Technologies, Inc. | Composite retention feature |
FR3080322B1 (fr) * | 2018-04-20 | 2020-03-27 | Safran Aircraft Engines | Aube comprenant une structure en materiau composite et procede de fabrication associe |
US11280202B2 (en) * | 2020-04-06 | 2022-03-22 | Raytheon Technologies Corporation | Balanced composite root region for a blade of a gas turbine engine |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3132841A (en) * | 1958-05-12 | 1964-05-12 | Gen Motors Corp | Compressor blade and manufacture thereof |
GB1268202A (en) * | 1968-08-01 | 1972-03-22 | Rolls Royce | Composite blade for an elastic fluid flow machine |
GB1319235A (en) * | 1969-07-18 | 1973-06-06 | Dowty Rotol Ltd | Devices of fibrous-reinforced plastics material |
US3600103A (en) * | 1969-10-06 | 1971-08-17 | United Aircraft Corp | Composite blade |
US3679324A (en) * | 1970-12-04 | 1972-07-25 | United Aircraft Corp | Filament reinforced gas turbine blade |
-
1972
- 1972-03-15 US US00234755A patent/US3749518A/en not_active Expired - Lifetime
- 1972-11-17 CA CA156,913A patent/CA974175A/en not_active Expired
-
1973
- 1973-02-01 GB GB509573A patent/GB1408491A/en not_active Expired
- 1973-02-01 SE SE7301385A patent/SE382658B/xx unknown
- 1973-02-14 FR FR7306394A patent/FR2176350A5/fr not_active Expired
- 1973-02-16 DE DE19732307566 patent/DE2307566A1/de active Pending
- 1973-03-12 JP JP48028897A patent/JPS48102305A/ja active Pending
- 1973-03-13 IT IT21536/73A patent/IT981350B/it active
Also Published As
Publication number | Publication date |
---|---|
CA974175A (en) | 1975-09-09 |
DE2307566A1 (de) | 1973-09-27 |
AU5285373A (en) | 1974-09-05 |
US3749518A (en) | 1973-07-31 |
GB1408491A (en) | 1975-10-01 |
JPS48102305A (it) | 1973-12-22 |
SE382658B (sv) | 1976-02-09 |
FR2176350A5 (it) | 1973-10-26 |
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