FR2046295A5 - - Google Patents
Info
- Publication number
- FR2046295A5 FR2046295A5 FR7014486A FR7014486A FR2046295A5 FR 2046295 A5 FR2046295 A5 FR 2046295A5 FR 7014486 A FR7014486 A FR 7014486A FR 7014486 A FR7014486 A FR 7014486A FR 2046295 A5 FR2046295 A5 FR 2046295A5
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2268169 | 1969-05-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2046295A5 true FR2046295A5 (fr) | 1971-03-05 |
Family
ID=10183389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7014486A Expired FR2046295A5 (fr) | 1969-05-03 | 1970-04-21 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3663119A (fr) |
FR (1) | FR2046295A5 (fr) |
GB (1) | GB1296062A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2218470A1 (fr) * | 1973-02-17 | 1974-09-13 | Dowty Rotol Ltd | |
FR2218484A1 (fr) * | 1973-02-17 | 1974-09-13 | Dowty Rotol Ltd | |
FR2595410A1 (fr) * | 1986-03-04 | 1987-09-11 | Gen Electric | Joint de transfert de fluide et procede d'application a un rotor d'un fluide provenant d'un stator |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1371371A (en) * | 1971-04-27 | 1974-10-23 | Defence Secretary Of States Fo | Variable pitch fans or propellers particularly for gas turbine engines |
GB1364293A (en) * | 1971-07-06 | 1974-08-21 | Rolls Royce | Valve for follow-up servo mechanism |
US3942911A (en) * | 1973-02-17 | 1976-03-09 | Dowty Rotol Limited | Bladed rotors |
US3893789A (en) * | 1973-02-21 | 1975-07-08 | United Aircraft Corp | Pitch change actuator for a variable pitch fan propulsor |
ES458039A1 (es) * | 1977-04-06 | 1978-03-16 | Mesado Francisco J L | Perfeccionamientos en los dispositivos accionadores de heli-ces de paso variable. |
US4743162A (en) * | 1986-03-04 | 1988-05-10 | General Electric Company | Fluid transfer seal for transferring fluid across a rotating boundary |
US4750862A (en) * | 1986-11-28 | 1988-06-14 | United Technologies Corporation | Modular propeller blade pitch actuation system |
US4916892A (en) * | 1988-05-06 | 1990-04-17 | General Electric Company | High pressure seal |
US5156648A (en) * | 1990-07-09 | 1992-10-20 | General Electric Company | Prop-fan pitch-change mechanism |
US5152668A (en) * | 1990-07-23 | 1992-10-06 | General Electric Company | Pitch change mechanism for prop fans |
GB0912379D0 (en) * | 2009-07-17 | 2009-08-26 | Rolls Royce Plc | Rotary coupling |
FR3005096B1 (fr) * | 2013-04-29 | 2018-01-19 | Safran Aircraft Engines | Systeme pour commander le pas des pales d'une helice de turbomachine, et turbomachine a helice pour aeronef avec un tel systeme |
US10533436B2 (en) | 2015-11-04 | 2020-01-14 | General Electric Company | Centerline-mounted hydraulic pitch change mechanism actuator |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE728851C (de) * | 1940-06-02 | 1942-12-04 | Messerschmitt Boelkow Blohm | Luftschrauben-Berstellgetriebe |
US2276347A (en) * | 1940-09-25 | 1942-03-17 | Robert J Ruths | Hub construction for hydraulic operated variable pitch propellers |
US2539339A (en) * | 1946-04-19 | 1951-01-23 | Ingersoll Rand Co | Controlling device for pumps |
US2462932A (en) * | 1946-07-26 | 1949-03-01 | United Aircraft Corp | Pitch changing mechanism |
DE946590C (de) * | 1953-08-14 | 1956-08-02 | Herbert Storek Dipl Ing | Hydraulische, schieberlose Steuerung axial oder nahezu axial durchstroemter Laufraeder von Stroemungsmaschinen mit verstellbaren Laufschaufeln |
US2761281A (en) * | 1954-02-18 | 1956-09-04 | Rolls Royce | Lubricating system with oil flow control for gas turbine engines |
US3073514A (en) * | 1956-11-14 | 1963-01-15 | Svenska Rotor Maskiner Ab | Rotary compressors |
US3536415A (en) * | 1969-04-18 | 1970-10-27 | United Aircraft Corp | Cyclic pitch actuator |
-
1969
- 1969-05-03 GB GB2268169A patent/GB1296062A/en not_active Expired
-
1970
- 1970-04-07 US US26215A patent/US3663119A/en not_active Expired - Lifetime
- 1970-04-21 FR FR7014486A patent/FR2046295A5/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2218470A1 (fr) * | 1973-02-17 | 1974-09-13 | Dowty Rotol Ltd | |
FR2218484A1 (fr) * | 1973-02-17 | 1974-09-13 | Dowty Rotol Ltd | |
FR2595410A1 (fr) * | 1986-03-04 | 1987-09-11 | Gen Electric | Joint de transfert de fluide et procede d'application a un rotor d'un fluide provenant d'un stator |
Also Published As
Publication number | Publication date |
---|---|
US3663119A (en) | 1972-05-16 |
GB1296062A (fr) | 1972-11-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |