FR2309744A1 - Dispositif de commande de variation du pas des pales d'un ventilateur - Google Patents
Dispositif de commande de variation du pas des pales d'un ventilateurInfo
- Publication number
- FR2309744A1 FR2309744A1 FR7513500A FR7513500A FR2309744A1 FR 2309744 A1 FR2309744 A1 FR 2309744A1 FR 7513500 A FR7513500 A FR 7513500A FR 7513500 A FR7513500 A FR 7513500A FR 2309744 A1 FR2309744 A1 FR 2309744A1
- Authority
- FR
- France
- Prior art keywords
- fan
- blade
- control device
- variation control
- variation
- 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.)
- Granted
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/30—Blade pitch-changing mechanisms
- B64C11/32—Blade pitch-changing mechanisms mechanical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7513500A FR2309744A1 (fr) | 1975-04-30 | 1975-04-30 | Dispositif de commande de variation du pas des pales d'un ventilateur |
US05/679,034 US4061440A (en) | 1975-04-30 | 1976-04-21 | Device for controlling the variation in pitch of the blades of a fan |
DE19762619531 DE2619531A1 (de) | 1975-04-30 | 1976-04-29 | Steuereinrichtung zur aenderung der steigung von geblaesefluegeln |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7513500A FR2309744A1 (fr) | 1975-04-30 | 1975-04-30 | Dispositif de commande de variation du pas des pales d'un ventilateur |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2309744A1 true FR2309744A1 (fr) | 1976-11-26 |
FR2309744B1 FR2309744B1 (fr) | 1979-06-08 |
Family
ID=9154644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7513500A Granted FR2309744A1 (fr) | 1975-04-30 | 1975-04-30 | Dispositif de commande de variation du pas des pales d'un ventilateur |
Country Status (3)
Country | Link |
---|---|
US (1) | US4061440A (fr) |
DE (1) | DE2619531A1 (fr) |
FR (1) | FR2309744A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2311947A1 (fr) * | 1975-05-21 | 1976-12-17 | Gen Electric | Mecanisme de manoeuvre pour faire varier le pas des aubes d'une turbo-soufflante |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4348156A (en) * | 1980-03-17 | 1982-09-07 | United Technologies Corporation | Blade pitch actuation system |
US4523891A (en) * | 1983-06-15 | 1985-06-18 | United Technologies Corporation | Propeller pitch change actuation system |
US4657484A (en) * | 1984-09-04 | 1987-04-14 | General Electric Company | Blade pitch varying means |
US4750862A (en) * | 1986-11-28 | 1988-06-14 | United Technologies Corporation | Modular propeller blade pitch actuation system |
US5205712A (en) * | 1991-05-13 | 1993-04-27 | Allied-Signal Inc. | Variable pitch fan gas turbine engine |
US5282719A (en) * | 1991-05-13 | 1994-02-01 | Alliedsignal Inc. | Quad mode fan pitch actuation system for a gas turbine engine |
GB2465575A (en) * | 2008-11-21 | 2010-05-26 | Rolls Royce Plc | Displacement measurement / rotor blade pitch measurement arrangement |
US8535007B2 (en) | 2010-05-18 | 2013-09-17 | Hamilton Sundstrand Corporation | Hydraulic actuator locking device |
FR2964945B1 (fr) * | 2010-09-20 | 2012-10-19 | Snecma | Helice et systeme d'helices contrarotatives comprenant des moyens ameliores de limitation du calage, et turbomachine les comprenant |
DE102012015358A1 (de) * | 2012-08-06 | 2014-02-06 | Norbert Kuhn | Axial-Ventilator |
GB201515929D0 (en) * | 2015-09-09 | 2015-10-21 | Rolls Royce Plc | Amechanism |
FR3055308B1 (fr) * | 2016-08-26 | 2018-08-17 | Safran Aircraft Engines | Moyen de commande d'un systeme de changement de pas comprenant un dispositif anti-rotation, systeme de changement de pas equipe dudit moyen de commande et turbomachine correspondante |
CN109869459B (zh) * | 2019-03-06 | 2020-06-16 | 厦门大学 | 一种液压自平衡均压调节装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1982284A (en) * | 1932-08-27 | 1934-11-27 | Aero Engineering Corp | Propeller control mechanism |
FR772115A (fr) * | 1934-04-20 | 1934-10-23 | Hélice à pas variable réglable en marche | |
US2440046A (en) * | 1936-11-26 | 1948-04-20 | Hautier Camille | Reversible propeller with variable pitch |
US2679299A (en) * | 1950-05-06 | 1954-05-25 | Sr Malcolm J Kelson | Reversible pitch propeller |
US2954830A (en) * | 1954-05-27 | 1960-10-04 | Cooper Bessemer Corp | Propeller pitch control mechanism |
US2993543A (en) * | 1957-07-30 | 1961-07-25 | United Aircraft Corp | Multiple-area hydraulic motor |
GB1375988A (en) * | 1971-12-11 | 1974-12-04 | Rolls Royce | Pitch varying mechanism for variable pitch fan |
GB1420625A (en) * | 1972-08-10 | 1976-01-07 | Rolls Royce | Pitch varying mechanism for a variable pitch fan or propeller |
GB1451069A (en) * | 1973-02-17 | 1976-09-29 | Dowty Rotol Ltd | Fans suitable for gas turbine ducted-fan engines |
US3873235A (en) * | 1973-10-01 | 1975-03-25 | Gen Electric | Variable pitch turbofan engine |
US3922852A (en) * | 1973-10-17 | 1975-12-02 | Gen Electric | Variable pitch fan for gas turbine engine |
US3900274A (en) * | 1974-06-25 | 1975-08-19 | Gen Electric | Remote controlled actuation system for the rotor of a gas turbine engine |
-
1975
- 1975-04-30 FR FR7513500A patent/FR2309744A1/fr active Granted
-
1976
- 1976-04-21 US US05/679,034 patent/US4061440A/en not_active Expired - Lifetime
- 1976-04-29 DE DE19762619531 patent/DE2619531A1/de active Pending
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2311947A1 (fr) * | 1975-05-21 | 1976-12-17 | Gen Electric | Mecanisme de manoeuvre pour faire varier le pas des aubes d'une turbo-soufflante |
Also Published As
Publication number | Publication date |
---|---|
US4061440A (en) | 1977-12-06 |
FR2309744B1 (fr) | 1979-06-08 |
DE2619531A1 (de) | 1976-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
TP | Transmission of property |