FR2247621A1 - - Google Patents
Info
- Publication number
- FR2247621A1 FR2247621A1 FR7432971A FR7432971A FR2247621A1 FR 2247621 A1 FR2247621 A1 FR 2247621A1 FR 7432971 A FR7432971 A FR 7432971A FR 7432971 A FR7432971 A FR 7432971A FR 2247621 A1 FR2247621 A1 FR 2247621A1
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/54—Nozzles having means for reversing jet thrust
- F02K1/64—Reversing fan flow
- F02K1/66—Reversing fan flow using reversing fan blades
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Turbines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40560573A | 1973-10-11 | 1973-10-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2247621A1 true FR2247621A1 (cs) | 1975-05-09 |
| FR2247621B3 FR2247621B3 (cs) | 1977-07-08 |
Family
ID=23604389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7432971A Expired FR2247621B3 (cs) | 1973-10-11 | 1974-10-01 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5064999A (cs) |
| DE (1) | DE2446548A1 (cs) |
| FR (1) | FR2247621B3 (cs) |
| GB (1) | GB1479148A (cs) |
| IT (1) | IT1022806B (cs) |
| SE (1) | SE7412576L (cs) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2451467A1 (fr) * | 1979-03-10 | 1980-10-10 | Rolls Royce | Groupe moteur de turbomachine |
| US11078870B2 (en) | 2016-07-04 | 2021-08-03 | General Electric Company | Method and system for a stowable bell-mouth scoop |
| FR3157466A1 (fr) * | 2023-12-21 | 2025-06-27 | Safran Aircraft Engines | Cone central de soufflante a dimensions optimiséés pour système propulsif |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4005574A (en) * | 1975-04-21 | 1977-02-01 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Reverse pitch fan with divided splitter |
| DE4039810C1 (cs) * | 1990-12-13 | 1991-10-17 | Mtu Muenchen Gmbh | |
| US10465538B2 (en) | 2014-11-21 | 2019-11-05 | General Electric Company | Gas turbine engine with reversible fan |
| US11053888B2 (en) * | 2017-11-01 | 2021-07-06 | The Boeing Company | Fan cowl with a serrated trailing edge providing attached flow in reverse thrust mode |
| PL235797B1 (pl) | 2018-02-21 | 2020-10-19 | Gen Electric | Zespół dyszy dzwonowej do silników turbogazowych oraz sposób odwracania ciągu silnika turbowentylatorowego |
| CN112392628B (zh) * | 2019-08-15 | 2022-07-12 | 中国航发商用航空发动机有限责任公司 | 航空发动机核心机、控制方法和航空发动机 |
| CN113847163B (zh) * | 2021-10-25 | 2024-02-23 | 中国航发沈阳发动机研究所 | 一种航空发动机风扇外涵道引射系统 |
| CN116576040B (zh) * | 2023-06-30 | 2025-09-16 | 中国科学院工程热物理研究所 | 一种基于双风扇结构的中等变涵道比涡扇发动机构型 |
| CN119129138B (zh) * | 2024-09-06 | 2025-09-09 | 上海交通大学 | 一种基于相似准则的涵道风扇设计方法及其装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1365491A (en) * | 1971-01-02 | 1974-09-04 | Dowty Rotol Ltd | Gas turbine ducted fan engines and fans therefor |
-
1974
- 1974-09-28 DE DE19742446548 patent/DE2446548A1/de not_active Ceased
- 1974-10-01 FR FR7432971A patent/FR2247621B3/fr not_active Expired
- 1974-10-03 GB GB42999/74A patent/GB1479148A/en not_active Expired
- 1974-10-07 SE SE7412576A patent/SE7412576L/xx unknown
- 1974-10-09 JP JP49116805A patent/JPS5064999A/ja active Pending
- 1974-10-11 IT IT28335/74A patent/IT1022806B/it active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2451467A1 (fr) * | 1979-03-10 | 1980-10-10 | Rolls Royce | Groupe moteur de turbomachine |
| US11078870B2 (en) | 2016-07-04 | 2021-08-03 | General Electric Company | Method and system for a stowable bell-mouth scoop |
| FR3157466A1 (fr) * | 2023-12-21 | 2025-06-27 | Safran Aircraft Engines | Cone central de soufflante a dimensions optimiséés pour système propulsif |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1479148A (en) | 1977-07-06 |
| DE2446548A1 (de) | 1975-04-17 |
| SE7412576L (cs) | 1975-04-14 |
| IT1022806B (it) | 1978-04-20 |
| FR2247621B3 (cs) | 1977-07-08 |
| JPS5064999A (cs) | 1975-06-02 |