AU456333B2 - Root pads for composite blades - Google Patents
Root pads for composite bladesInfo
- Publication number
- AU456333B2 AU456333B2 AU45928/72A AU4592872A AU456333B2 AU 456333 B2 AU456333 B2 AU 456333B2 AU 45928/72 A AU45928/72 A AU 45928/72A AU 4592872 A AU4592872 A AU 4592872A AU 456333 B2 AU456333 B2 AU 456333B2
- Authority
- AU
- Australia
- Prior art keywords
- composite blades
- pads
- root
- root pads
- blades
- 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
- F01D5/12—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
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20642671A | 1971-12-09 | 1971-12-09 | |
USUS206,426 | 1971-12-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4592872A AU4592872A (en) | 1974-03-07 |
AU456333B2 true AU456333B2 (en) | 1974-12-12 |
Family
ID=22766323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU45928/72A Expired AU456333B2 (en) | 1971-12-09 | 1972-08-24 | Root pads for composite blades |
Country Status (8)
Country | Link |
---|---|
US (1) | US3752600A (en) |
AU (1) | AU456333B2 (en) |
CA (1) | CA959034A (en) |
DE (1) | DE2240970C2 (en) |
FR (1) | FR2164134A5 (en) |
GB (1) | GB1355751A (en) |
IT (1) | IT971617B (en) |
SE (1) | SE385038B (en) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4040770A (en) * | 1975-12-22 | 1977-08-09 | General Electric Company | Transition reinforcement of composite blade dovetails |
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 |
US4363602A (en) * | 1980-02-27 | 1982-12-14 | General Electric Company | Composite air foil and disc assembly |
US4810167A (en) * | 1986-12-08 | 1989-03-07 | Hartzell Propeller Inc. | Composite aircraft propeller blade |
FR2608674B1 (en) * | 1986-12-17 | 1991-04-19 | Snecma | CERAMIC BLADE TURBINE WHEEL |
US5100292A (en) * | 1990-03-19 | 1992-03-31 | General Electric Company | Gas turbine engine blade |
US5375978A (en) * | 1992-05-01 | 1994-12-27 | General Electric Company | Foreign object damage resistant composite blade and manufacture |
US5573377A (en) * | 1995-04-21 | 1996-11-12 | General Electric Company | Assembly of a composite blade root and a rotor |
US6290466B1 (en) | 1999-09-17 | 2001-09-18 | General Electric Company | Composite blade root attachment |
US6857856B2 (en) * | 2002-09-27 | 2005-02-22 | Florida Turbine Technologies, Inc. | Tailored attachment mechanism for composite airfoils |
US7300255B2 (en) * | 2002-09-27 | 2007-11-27 | Florida Turbine Technologies, Inc. | Laminated turbomachine airfoil with jacket and method of making the airfoil |
DE10326719A1 (en) * | 2003-06-06 | 2004-12-23 | Rolls-Royce Deutschland Ltd & Co Kg | Compressor blade base for engine blades of aircraft engines |
US20050158171A1 (en) | 2004-01-15 | 2005-07-21 | General Electric Company | Hybrid ceramic matrix composite turbine blades for improved processibility and performance |
DE102004005237B4 (en) * | 2004-02-03 | 2007-03-01 | Mtu Aero Engines Gmbh | Guide vane grille of a gas turbine |
US7008170B2 (en) * | 2004-03-26 | 2006-03-07 | Siemens Westinghouse Power Corporation | Compressor diaphragm with axial preload |
DE102006049818A1 (en) * | 2006-10-18 | 2008-04-24 | Rolls-Royce Deutschland Ltd & Co Kg | Fan blade made of textile composite material |
GB2443482A (en) * | 2006-11-02 | 2008-05-07 | Smiths Group Plc | Propeller blade retention |
DE102006061916A1 (en) * | 2006-12-21 | 2008-06-26 | Rolls-Royce Deutschland Ltd & Co Kg | Fan blade for a gas turbine engine |
US7758307B2 (en) * | 2007-05-17 | 2010-07-20 | Siemens Energy, Inc. | Wear minimization system for a compressor diaphragm |
US8206118B2 (en) * | 2008-01-04 | 2012-06-26 | United Technologies Corporation | Airfoil attachment |
US8123463B2 (en) * | 2008-07-31 | 2012-02-28 | General Electric Company | Method and system for manufacturing a blade |
FR2957051B1 (en) * | 2010-03-08 | 2012-05-11 | Snecma | LEATHER ATTACHING RECEIVING A BLADE FOOT IN A BROACHING |
US8573947B2 (en) * | 2010-03-10 | 2013-11-05 | United Technologies Corporation | Composite fan blade dovetail root |
FR2963383B1 (en) * | 2010-07-27 | 2016-09-09 | Snecma | DUST OF TURBOMACHINE, ROTOR, LOW PRESSURE TURBINE AND TURBOMACHINE EQUIPPED WITH SUCH A DAWN |
US8794925B2 (en) * | 2010-08-24 | 2014-08-05 | United Technologies Corporation | Root region of a blade for a gas turbine engine |
US10041354B2 (en) * | 2011-09-14 | 2018-08-07 | General Electric Company | Blade and method for manufacturing blade |
US9611746B2 (en) * | 2012-03-26 | 2017-04-04 | United Technologies Corporation | Blade wedge attachment |
US9115584B2 (en) * | 2012-04-24 | 2015-08-25 | General Electric Company | Resistive band for turbomachine blade |
US20150192023A1 (en) * | 2012-06-08 | 2015-07-09 | Nicholas Joseph Kray | Mechanical Interlock Feature for Multi-Material Airfoils |
US10633985B2 (en) * | 2012-06-25 | 2020-04-28 | General Electric Company | System having blade segment with curved mounting geometry |
US9664052B2 (en) | 2012-10-03 | 2017-05-30 | General Electric Company | Turbine component, turbine blade, and turbine component fabrication process |
FR2998827B1 (en) * | 2012-12-05 | 2015-02-06 | Snecma | PROCESS FOR MANUFACTURING A TURBOMACHINE TURRET FOOT IN COMPOSITE MATERIAL AND DAWN FOOT OBTAINED BY SUCH A METHOD |
US9777579B2 (en) | 2012-12-10 | 2017-10-03 | General Electric Company | Attachment of composite article |
US9797257B2 (en) | 2012-12-10 | 2017-10-24 | General Electric Company | Attachment of composite article |
US9506356B2 (en) * | 2013-03-15 | 2016-11-29 | Rolls-Royce North American Technologies, Inc. | Composite retention feature |
WO2015057369A1 (en) | 2013-10-14 | 2015-04-23 | United Technologies Corporation | Blade wedge attachment lay-up |
US10837457B2 (en) | 2014-01-16 | 2020-11-17 | General Electric Company | Composite blade root stress reducing shim |
US10174624B1 (en) * | 2014-06-05 | 2019-01-08 | United Technologies Corporation | Composite blade root lay-up |
DE102015223404B4 (en) * | 2015-11-26 | 2019-01-31 | Airbus Defence and Space GmbH | Tensile test, method for producing a tensile test, apparatus for carrying out a tensile test and method for carrying out a tensile test |
JP6745832B2 (en) * | 2018-03-29 | 2020-08-26 | 三菱重工業株式会社 | Composite material blade and method for manufacturing composite material blade |
JP6738850B2 (en) * | 2018-03-29 | 2020-08-12 | 三菱重工業株式会社 | Composite material blade and method of manufacturing composite material blade |
FR3080322B1 (en) | 2018-04-20 | 2020-03-27 | Safran Aircraft Engines | BLADE COMPRISING A COMPOSITE MATERIAL STRUCTURE AND MANUFACTURING METHOD THEREOF |
US11846192B1 (en) | 2023-04-21 | 2023-12-19 | General Electric Company | Airfoil assembly with a trunnion and spar |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2749029A (en) * | 1948-11-26 | 1956-06-05 | Sintercast Corp America | Compressor blade |
US2821357A (en) * | 1950-05-09 | 1958-01-28 | Maschf Augsburg Nuernberg Ag | Connection of ceramic and metallic machine parts |
GB709636A (en) * | 1951-05-09 | 1954-06-02 | Rolls Royce | Improvements in or relating to compressor and turbine bladed rotors |
GB734157A (en) * | 1952-09-04 | 1955-07-27 | Maschf Augsburg Nuernberg Ag | Improvements in or relating to ceramic rotor blades for axial flow turbines, compressor and pumps |
CH317252A (en) * | 1952-09-06 | 1956-11-15 | Maschf Augsburg Nuernberg Ag | Impeller for centrifugal machines with axial flow |
US2950083A (en) * | 1954-07-23 | 1960-08-23 | Thompson Ramo Wooldridge Inc | Blade assembly |
DE1025421B (en) * | 1955-10-31 | 1958-03-06 | Maschf Augsburg Nuernberg Ag | Fastening of blades made of sproated material in a metallic blade carrier |
US3132841A (en) * | 1958-05-12 | 1964-05-12 | Gen Motors Corp | Compressor blade and manufacture thereof |
FR1281033A (en) * | 1961-02-15 | 1962-01-08 | Daimler Benz Ag | Assembly of ceramic moving blades on machines with centrifugal rotors axially traversed by currents, in particular on gas turbines |
DE1251338B (en) * | 1962-12-14 | 1967-10-05 | Aktiengesellschaft Brown, Boveri &. Cie , Baden (Schweiz) | Method for attaching blades in turbine rotors |
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 |
-
1971
- 1971-12-09 US US00206426A patent/US3752600A/en not_active Expired - Lifetime
-
1972
- 1972-08-09 CA CA149,317A patent/CA959034A/en not_active Expired
- 1972-08-21 DE DE2240970A patent/DE2240970C2/en not_active Expired
- 1972-08-24 AU AU45928/72A patent/AU456333B2/en not_active Expired
- 1972-08-25 FR FR7231483A patent/FR2164134A5/fr not_active Expired
- 1972-09-01 GB GB4063272A patent/GB1355751A/en not_active Expired
- 1972-11-20 SE SE7215058A patent/SE385038B/en unknown
- 1972-12-06 IT IT32576/72A patent/IT971617B/en active
Also Published As
Publication number | Publication date |
---|---|
US3752600A (en) | 1973-08-14 |
GB1355751A (en) | 1974-06-05 |
SE385038B (en) | 1976-05-31 |
DE2240970C2 (en) | 1983-01-13 |
FR2164134A5 (en) | 1973-07-27 |
AU4592872A (en) | 1974-03-07 |
CA959034A (en) | 1974-12-10 |
DE2240970A1 (en) | 1973-06-14 |
IT971617B (en) | 1974-05-10 |
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