FR2136697A5 - - Google Patents
Info
- Publication number
- FR2136697A5 FR2136697A5 FR7214776A FR7214776A FR2136697A5 FR 2136697 A5 FR2136697 A5 FR 2136697A5 FR 7214776 A FR7214776 A FR 7214776A FR 7214776 A FR7214776 A FR 7214776A FR 2136697 A5 FR2136697 A5 FR 2136697A5
- Authority
- FR
- France
- 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
- F01D7/00—Rotors with blades adjustable in operation; Control thereof
-
- 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
- F05D2260/00—Function
- F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
-
- 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
- F05D2260/00—Function
- F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Wind Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1172871A GB1371371A (en) | 1971-04-27 | 1971-04-27 | Variable pitch fans or propellers particularly for gas turbine engines |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2136697A5 true FR2136697A5 (en) | 1972-12-22 |
Family
ID=9991590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7214776A Expired FR2136697A5 (en) | 1971-04-27 | 1972-04-26 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3794442A (en) |
DE (1) | DE2220468C3 (en) |
FR (1) | FR2136697A5 (en) |
GB (1) | GB1371371A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4021142A (en) * | 1974-10-09 | 1977-05-03 | United Technologies Corporation | Pitch-change apparatus for a ducted thrust fan |
US3964839A (en) * | 1974-10-21 | 1976-06-22 | United Technologies Corporation | Pitch change mechanism |
GB8517474D0 (en) * | 1985-07-10 | 1985-08-14 | Dowty Rotol Ltd | Variable-pitch bladed rotors |
GB2182727B (en) * | 1985-11-12 | 1989-09-27 | Gen Electric | Propeller/fan pitch feathering apparatus |
GB2199378B (en) * | 1986-12-24 | 1991-02-13 | Rolls Royce Plc | Pitch change arrangement for a variable pitch fan |
US4948339A (en) * | 1989-01-23 | 1990-08-14 | General Electric Company | Propeller blade counterweight |
US5685694A (en) * | 1995-11-07 | 1997-11-11 | Sundstrand Corporation | Air driven turbine having a blade pitch changing mechanism including overspeed protection |
US8845270B2 (en) | 2010-09-10 | 2014-09-30 | Rolls-Royce Corporation | Rotor assembly |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE675377C (en) * | 1936-07-11 | 1939-05-06 | Kloeckner Humboldt Deutz Akt G | Screw fan |
US2460559A (en) * | 1943-10-09 | 1949-02-01 | Wildhaber Ernest | Blade pitch adjustment |
US2533358A (en) * | 1945-06-11 | 1950-12-12 | Curtiss Wright Corp | Variable pitch propeller |
US2514477A (en) * | 1945-06-11 | 1950-07-11 | Curtiss Wright Corp | Variable pitch propeller |
US2477954A (en) * | 1947-04-01 | 1949-08-02 | Blanc Jacques Jean Louis | Gas turbine |
GB1296062A (en) * | 1969-05-03 | 1972-11-15 | ||
US3687569A (en) * | 1971-03-19 | 1972-08-29 | Gen Electric | Rotor with variable angle blades |
-
1971
- 1971-04-27 GB GB1172871A patent/GB1371371A/en not_active Expired
-
1972
- 1972-04-17 US US00244650A patent/US3794442A/en not_active Expired - Lifetime
- 1972-04-26 FR FR7214776A patent/FR2136697A5/fr not_active Expired
- 1972-04-26 DE DE2220468A patent/DE2220468C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2220468B2 (en) | 1979-06-07 |
DE2220468C3 (en) | 1980-02-07 |
GB1371371A (en) | 1974-10-23 |
US3794442A (en) | 1974-02-26 |
DE2220468A1 (en) | 1972-11-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
TP | Transmission of property | ||
ST | Notification of lapse |