FR2980452B1 - Systeme de commande de la variation de pas des pales d'une helice, helice et aeronef - Google Patents
Systeme de commande de la variation de pas des pales d'une helice, helice et aeronefInfo
- Publication number
- FR2980452B1 FR2980452B1 FR1102895A FR1102895A FR2980452B1 FR 2980452 B1 FR2980452 B1 FR 2980452B1 FR 1102895 A FR1102895 A FR 1102895A FR 1102895 A FR1102895 A FR 1102895A FR 2980452 B1 FR2980452 B1 FR 2980452B1
- Authority
- FR
- France
- Prior art keywords
- propeller
- movable
- power block
- manifold
- controlling
- 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.)
- Active
Links
Classifications
-
- 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
- B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
-
- 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
- B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
- B64C11/42—Blade pitch-changing mechanisms fluid, e.g. hydraulic non-automatic
-
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1102895A FR2980452B1 (fr) | 2011-09-23 | 2011-09-23 | Systeme de commande de la variation de pas des pales d'une helice, helice et aeronef |
US13/617,544 US9284042B2 (en) | 2011-09-23 | 2012-09-14 | System for controlling pitch variation of the blades of a propeller, a propeller, and an aircraft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1102895A FR2980452B1 (fr) | 2011-09-23 | 2011-09-23 | Systeme de commande de la variation de pas des pales d'une helice, helice et aeronef |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2980452A1 FR2980452A1 (fr) | 2013-03-29 |
FR2980452B1 true FR2980452B1 (fr) | 2013-10-11 |
Family
ID=44992971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1102895A Active FR2980452B1 (fr) | 2011-09-23 | 2011-09-23 | Systeme de commande de la variation de pas des pales d'une helice, helice et aeronef |
Country Status (2)
Country | Link |
---|---|
US (1) | US9284042B2 (fr) |
FR (1) | FR2980452B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3013325B1 (fr) | 2013-11-20 | 2015-11-27 | Snecma | Dispositif d'alimentation en huile sous pression d'un actionneur lineaire de turbomachine |
WO2016138173A1 (fr) | 2015-02-24 | 2016-09-01 | Karem Aircraft, Inc. | Procédés de fourniture d'un aéronef propulsé à l'énergie solaire durable à aile à géométrie variable |
EP3261924A4 (fr) * | 2015-02-24 | 2018-07-25 | Karem Aircraft, Inc. | Aéronef propulsé à l'énergie solaire à aile à géométrie variable et réseaux de télécommunication utilisant un tel aéronef |
PL226825B1 (pl) * | 2015-09-07 | 2017-09-29 | Gen Electric | Układ isposób regulacji skoku smigła |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5174718A (en) * | 1991-08-12 | 1992-12-29 | United Technologies Corporation | Blade pitch change control system |
US5186608A (en) * | 1991-10-25 | 1993-02-16 | United Technologies Corporation | Hydraulic low pitch switch for propeller pitch change system |
US7758310B2 (en) * | 2007-01-15 | 2010-07-20 | Sikorsky Aircraft Corporation | Translational thrust system for a rotary wing aircraft |
EP2052965B1 (fr) * | 2008-01-11 | 2013-05-15 | MT-Propeller Entwicklung GmbH | Hélice à réglage hydraulique |
FR2927879B1 (fr) | 2008-02-27 | 2010-08-20 | Eurocopter France | Arbre de commande hydraulique rigide et systeme de commande de la variation de pas d'une helice muni d'un tel arbre de commande |
US8277182B2 (en) * | 2009-07-02 | 2012-10-02 | Hamilton Sundstrand Corporation | Remote pitch controller for a variable pitch propeller |
EP2444316B1 (fr) * | 2010-10-25 | 2016-02-17 | MT-Propeller Entwicklung GmbH | Hélice à pas variable de réglage hydraulique |
-
2011
- 2011-09-23 FR FR1102895A patent/FR2980452B1/fr active Active
-
2012
- 2012-09-14 US US13/617,544 patent/US9284042B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20130078096A1 (en) | 2013-03-28 |
FR2980452A1 (fr) | 2013-03-29 |
US9284042B2 (en) | 2016-03-15 |
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Legal Events
Date | Code | Title | Description |
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CD | Change of name or company name |
Owner name: AIRBUS HELICOPTERS, FR Effective date: 20140602 |
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PLFP | Fee payment |
Year of fee payment: 6 |
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PLFP | Fee payment |
Year of fee payment: 7 |
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PLFP | Fee payment |
Year of fee payment: 8 |
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PLFP | Fee payment |
Year of fee payment: 9 |
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PLFP | Fee payment |
Year of fee payment: 10 |
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PLFP | Fee payment |
Year of fee payment: 11 |
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PLFP | Fee payment |
Year of fee payment: 12 |
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PLFP | Fee payment |
Year of fee payment: 13 |