FR2992347B1 - Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforce - Google Patents
Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforceInfo
- Publication number
- FR2992347B1 FR2992347B1 FR1255904A FR1255904A FR2992347B1 FR 2992347 B1 FR2992347 B1 FR 2992347B1 FR 1255904 A FR1255904 A FR 1255904A FR 1255904 A FR1255904 A FR 1255904A FR 2992347 B1 FR2992347 B1 FR 2992347B1
- Authority
- FR
- France
- Prior art keywords
- carinated
- doublet
- free turbine
- aircraft turbomachine
- extended free
- 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
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 1
- 230000014759 maintenance of location Effects 0.000 title 1
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
- B64C11/02—Hub construction
- B64C11/04—Blade mountings
- B64C11/06—Blade mountings for variable-pitch blades
-
- 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
- B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
- B64C11/48—Units of two or more coaxial propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
- B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1255904A FR2992347B1 (fr) | 2012-06-22 | 2012-06-22 | Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforce |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1255904A FR2992347B1 (fr) | 2012-06-22 | 2012-06-22 | Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforce |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2992347A1 FR2992347A1 (fr) | 2013-12-27 |
FR2992347B1 true FR2992347B1 (fr) | 2014-07-18 |
Family
ID=46754683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1255904A Active FR2992347B1 (fr) | 2012-06-22 | 2012-06-22 | Recepteur de turbomachine d'aeronef a doublet d'helices contrarotatives non carenees, comprenant une turbine libre exterieure a maintien renforce |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2992347B1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3111161B1 (fr) | 2020-06-05 | 2022-05-06 | Safran Aircraft Engines | Systeme de verrouillage d'aubes de soufflante a calage variable |
FR3115342B1 (fr) | 2020-10-16 | 2022-10-21 | Safran Aircraft Engines | Dispositif d'étanchéité extensible, notamment pour une soufflante à aubes à calage variable |
FR3115817B1 (fr) | 2020-10-29 | 2022-10-07 | Safran Aircraft Engines | Bride de verrouillage d'aubes de soufflante à calage variable |
FR3117154B1 (fr) | 2020-12-04 | 2023-06-09 | Safran Aircraft Engines | Systeme de fixation de plateforme aérodynamique pour une soufflante à aubes à calage variable |
FR3136547B1 (fr) | 2022-06-14 | 2024-04-26 | Safran Aircraft Engines | Système de verrouillage d'aubes d'un module de soufflante de type baïonnette |
FR3136851B1 (fr) | 2022-06-15 | 2024-05-03 | Safran Aircraft Engines | Système de verrouillage d'aubes d'un module de soufflante muni d'un dispositif de maintien d'une bride de pivot |
FR3136853B1 (fr) | 2022-06-17 | 2024-05-10 | Safran Aircraft Engines | Système de verrouillage d'aubes d'un module de soufflante à double crabots |
FR3137412A1 (fr) | 2022-07-01 | 2024-01-05 | Safran Aircraft Engines | Système de verrouillage d'aubes d'un module de soufflante par double noix de serrage |
FR3137410B1 (fr) | 2022-07-04 | 2024-05-17 | Safran Aircraft Engines | Système de verrouillage d'aube d'un module de soufflante muni d'un doigt de verrouilage |
FR3137715A1 (fr) | 2022-07-11 | 2024-01-12 | Safran Aircraft Engines | Système de verrouillage d'une aube d'un module de soufflante par levier de serrage |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4732538A (en) * | 1984-03-02 | 1988-03-22 | General Electric Company | Blade hub air scoop |
DE10361653B4 (de) * | 2003-12-30 | 2008-08-07 | Airbus Deutschland Gmbh | Kühleinrichtung zum Abführen von Wärme von einer im Innenraum eines Flugzeuges angeordneten Wärmequelle |
FR2963054B1 (fr) * | 2010-07-22 | 2012-07-27 | Snecma | Anneau de retention |
-
2012
- 2012-06-22 FR FR1255904A patent/FR2992347B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR2992347A1 (fr) | 2013-12-27 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 5 |
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PLFP | Fee payment |
Year of fee payment: 6 |
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CD | Change of name or company name |
Owner name: SAFRAN AIRCRAFT ENGINES, FR Effective date: 20170719 |
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PLFP | Fee payment |
Year of fee payment: 7 |
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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 |