JPS558680B2 - - Google Patents
Info
- Publication number
- JPS558680B2 JPS558680B2 JP7451873A JP7451873A JPS558680B2 JP S558680 B2 JPS558680 B2 JP S558680B2 JP 7451873 A JP7451873 A JP 7451873A JP 7451873 A JP7451873 A JP 7451873A JP S558680 B2 JPS558680 B2 JP S558680B2
- 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.)
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
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- 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
- F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
-
- 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
- F01D7/00—Rotors with blades adjustable in operation; Control thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/322—Blade mountings
- F04D29/323—Blade mountings adjustable
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
-
- 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
- F05D2230/00—Manufacture
- F05D2230/60—Assembly methods
- F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3157072A GB1430596A (en) | 1972-07-06 | 1972-07-06 | Multi-bladed fans |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4944307A JPS4944307A (cs) | 1974-04-26 |
JPS558680B2 true JPS558680B2 (cs) | 1980-03-05 |
Family
ID=10325101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7451873A Expired JPS558680B2 (cs) | 1972-07-06 | 1973-07-03 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3860361A (cs) |
JP (1) | JPS558680B2 (cs) |
DE (1) | DE2333274A1 (cs) |
FR (1) | FR2192626A5 (cs) |
GB (1) | GB1430596A (cs) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6316486B2 (cs) * | 1980-07-30 | 1988-04-08 | Kanai Hiroyuki |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3984194A (en) * | 1974-04-12 | 1976-10-05 | Aktiebolaget Svenska Flaktfabriken | Axial flow fans |
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 |
US4045149A (en) * | 1976-02-03 | 1977-08-30 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Platform for a swing root turbomachinery blade |
US4019832A (en) * | 1976-02-27 | 1977-04-26 | General Electric Company | Platform for a turbomachinery blade |
US4130381A (en) * | 1977-06-08 | 1978-12-19 | Levin Efim M | Impeller of axial-flow fan |
US4227129A (en) * | 1979-01-29 | 1980-10-07 | Spin Physics, Inc. | Apparatus for detecting the speed of an electric motor |
CH659851A5 (de) * | 1981-06-05 | 1987-02-27 | Escher Wyss Ag | Turbine. |
JPS58201228A (ja) * | 1982-05-20 | 1983-11-24 | Toshiba Corp | カラ−受像管螢光面形成用露光装置 |
EP0210175A1 (en) * | 1985-01-24 | 1987-02-04 | Sundstrand Corporation | Ram air turbine |
GB2201731B (en) * | 1987-03-03 | 1990-08-29 | Rolls Royce Plc | Fan casing and fan blade loading/unloading |
DE3818466C1 (cs) * | 1988-05-31 | 1989-12-21 | Mtu Muenchen Gmbh | |
US5165856A (en) * | 1988-06-02 | 1992-11-24 | General Electric Company | Fan blade mount |
US5102302A (en) * | 1988-06-02 | 1992-04-07 | General Electric Company | Fan blade mount |
US5022824A (en) * | 1988-10-07 | 1991-06-11 | United Technologies Corporation | Pinned airfoil propeller blade |
US5102300A (en) * | 1988-10-07 | 1992-04-07 | United Technologies Corporation | Pinned airfoil propeller assembly |
US5022825A (en) * | 1988-10-07 | 1991-06-11 | United Technologies Corporation | Pitch retention member |
FR2654773B1 (fr) * | 1989-11-22 | 1992-02-14 | Snecma | Rotor de turbomachine a flux axial. |
US5277548A (en) * | 1991-12-31 | 1994-01-11 | United Technologies Corporation | Non-integral rotor blade platform |
US5368444A (en) * | 1993-08-30 | 1994-11-29 | General Electric Company | Anti-fretting blade retention means |
US6109871A (en) * | 1997-03-31 | 2000-08-29 | Horton, Inc. | Integrated fan assembly with variable pitch blades |
US6253716B1 (en) | 1999-07-07 | 2001-07-03 | Horton, Inc. | Control system for cooling fan assembly having variable pitch blades |
ITBA20010002A1 (it) * | 2001-01-11 | 2002-07-11 | Paolo Pietricola | Fan a passo variabile. |
US6682308B1 (en) | 2002-08-01 | 2004-01-27 | Kaz, Inc. | Fan with adjustable mount |
US8662846B2 (en) | 2010-09-14 | 2014-03-04 | General Electric Company | Bidirectional fan having self-adjusting vane |
FR2995948B1 (fr) | 2012-09-24 | 2018-07-27 | Snecma | Systeme de retention d'aubes et procede d'assemblage |
US10287917B2 (en) * | 2013-05-09 | 2019-05-14 | United Technologies Corporation | Turbofan engine front section |
EP3957847A1 (en) | 2013-05-09 | 2022-02-23 | Raytheon Technologies Corporation | Turbofan engine front section |
US10288083B2 (en) * | 2015-11-16 | 2019-05-14 | General Electric Company | Pitch range for a variable pitch fan |
FR3053725B1 (fr) * | 2016-07-07 | 2020-04-24 | Safran Aircraft Engines | Turbomachine d'avion avec des aubes mobiles en battement et en pas |
GB201811861D0 (en) * | 2018-07-20 | 2018-09-05 | Rolls Royce Plc | Supersonic aircraft turbofan engine |
US11306601B2 (en) * | 2018-10-18 | 2022-04-19 | Raytheon Technologies Corporation | Pinned airfoil for gas turbine engines |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2344266A (en) * | 1941-06-27 | 1944-03-14 | Reissner Hans | Aircraft propeller construction |
US2436087A (en) * | 1944-12-04 | 1948-02-17 | Ernest H Benson | Cooling fan for aircraft engines |
US2587247A (en) * | 1948-05-28 | 1952-02-26 | Estey M Turner | Twin blade mounting for fans and propellers |
GB750397A (en) * | 1951-12-10 | 1956-06-13 | Power Jets Res & Dev Ltd | Damped turbine and dynamic compressor blades |
US2990156A (en) * | 1956-08-17 | 1961-06-27 | Gen Electric | Blade damping means |
US2944787A (en) * | 1957-03-20 | 1960-07-12 | United Aircraft Corp | Compressor blade limit stops |
NL288322A (cs) * | 1962-05-16 |
-
1972
- 1972-07-06 GB GB3157072A patent/GB1430596A/en not_active Expired
-
1973
- 1973-06-20 US US371687A patent/US3860361A/en not_active Expired - Lifetime
- 1973-06-29 DE DE19732333274 patent/DE2333274A1/de not_active Withdrawn
- 1973-07-03 JP JP7451873A patent/JPS558680B2/ja not_active Expired
- 1973-07-06 FR FR7324929A patent/FR2192626A5/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6316486B2 (cs) * | 1980-07-30 | 1988-04-08 | Kanai Hiroyuki |
Also Published As
Publication number | Publication date |
---|---|
JPS4944307A (cs) | 1974-04-26 |
FR2192626A5 (cs) | 1974-02-08 |
GB1430596A (en) | 1976-03-31 |
US3860361A (en) | 1975-01-14 |
DE2333274A1 (de) | 1974-01-24 |