DE3873149D1 - Kombinierte lagervorrichtung eines drehfluegelflugzeugrotors und damit ausgeruesteter rotor. - Google Patents
Kombinierte lagervorrichtung eines drehfluegelflugzeugrotors und damit ausgeruesteter rotor.Info
- Publication number
- DE3873149D1 DE3873149D1 DE8888400745T DE3873149T DE3873149D1 DE 3873149 D1 DE3873149 D1 DE 3873149D1 DE 8888400745 T DE8888400745 T DE 8888400745T DE 3873149 T DE3873149 T DE 3873149T DE 3873149 D1 DE3873149 D1 DE 3873149D1
- Authority
- DE
- Germany
- Prior art keywords
- rotor
- motor
- bearing device
- combined bearing
- plane
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/51—Damping of blade movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/33—Rotors having flexing arms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Support Of The Bearing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8704381A FR2613319B1 (fr) | 1987-03-30 | 1987-03-30 | Dispositif de palier combine pour rotor de giravion, et rotor equipe d'un tel dispositif de palier |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3873149D1 true DE3873149D1 (de) | 1992-09-03 |
DE3873149T2 DE3873149T2 (de) | 1993-03-04 |
Family
ID=9349554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888400745T Expired - Fee Related DE3873149T2 (de) | 1987-03-30 | 1988-03-28 | Kombinierte lagervorrichtung eines drehfluegelflugzeugrotors und damit ausgeruesteter rotor. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4815937A (de) |
EP (1) | EP0289374B1 (de) |
CA (1) | CA1318902C (de) |
DE (1) | DE3873149T2 (de) |
FR (1) | FR2613319B1 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2624473B1 (fr) * | 1987-12-15 | 1990-05-18 | Aerospatiale | Dispositif hydraulique de commande individuelle du pas d'une pale de rotor, et moyeu de rotor et rotor equipes de tels dispositifs |
ES2115919T3 (es) * | 1992-12-23 | 1998-07-01 | United Technologies Corp | Amortiguador tubular de elastomero. |
US5913659A (en) * | 1993-11-22 | 1999-06-22 | United Technologies Corporation | Apparatus and method for adjusting rotor blade tracking |
FR2719554B1 (fr) * | 1994-05-04 | 1996-07-26 | Eurocopter France | Rotor anti-couple caréné à pales flottantes. |
US6413048B1 (en) * | 2000-09-29 | 2002-07-02 | The Boeing Company | Elastomeric bearing |
US6827553B2 (en) | 2003-01-15 | 2004-12-07 | Lord Corporation | Flexbeam damper assembly having transition shim clamp device |
US7780409B2 (en) * | 2005-09-30 | 2010-08-24 | The Boeing Company | Rotor apparatus and methods for vertical lift aircraft |
JP4306699B2 (ja) * | 2006-06-30 | 2009-08-05 | トヨタ自動車株式会社 | すべり軸受及びこれを備える内燃機関 |
US7775770B2 (en) * | 2006-12-21 | 2010-08-17 | The Boeing Company | Pitch bearing containment seal |
US8973863B1 (en) | 2010-09-09 | 2015-03-10 | Groen Brothers Aviation, Inc. | Blade root attachment apparatus and method |
US8915465B1 (en) * | 2010-09-09 | 2014-12-23 | Groen Brothers Aviation, Inc. | Mast main bearing lubrication and thermal management |
US8939395B2 (en) * | 2010-09-09 | 2015-01-27 | Groen Brothers Aviation, Inc. | Tail fan apparatus and method for low speed yaw control of a rotorcraft |
US9260186B1 (en) * | 2010-09-09 | 2016-02-16 | Groen Brothers Aviation, Inc. | Oil lubricated swashplate |
US11473626B2 (en) | 2016-05-16 | 2022-10-18 | Roller Bearing Company Of America, Inc. | Bearing system with self-lubrication features, seals, grooves and slots for maintenance-free operation |
US10718375B2 (en) | 2016-05-16 | 2020-07-21 | Roller Bearing Company Of America, Inc. | Bearing system with self-lubrication features, seals, grooves and slots for maintenance-free operation |
CN109641653A (zh) * | 2017-12-26 | 2019-04-16 | 深圳市大疆创新科技有限公司 | 旋翼系统及无人飞行器 |
CN113654725A (zh) * | 2021-08-20 | 2021-11-16 | 江西昌河航空工业有限公司 | 一种直升机桨叶动平衡试验台转接头组件及使用方法 |
CN113942644B (zh) * | 2021-10-09 | 2023-04-28 | 中国直升机设计研究所 | 一种轴内操纵式旋翼操纵系统 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2815821A (en) * | 1955-03-24 | 1957-12-10 | United Aircraft Corp | Helicopter rotor blade connection |
US2949967A (en) * | 1959-05-25 | 1960-08-23 | Hughes Tool Co | Blade-to-hub connector for thrust producing rotor |
US3504989A (en) * | 1967-12-28 | 1970-04-07 | Boeing Co | Rotor system |
FR2256347B1 (de) * | 1974-01-02 | 1977-03-04 | Messier Fa | |
GB1534404A (en) * | 1976-07-15 | 1978-12-06 | Westland Aircraft Ltd | Helicopter rotors |
FR2370900A1 (fr) * | 1976-11-10 | 1978-06-09 | Europ Propulsion | Piece de butee flexible |
GB1539200A (en) * | 1976-12-08 | 1979-01-31 | Westland Aircraft Ltd | Helicopter rotors |
FR2397327A1 (fr) * | 1977-07-13 | 1979-02-09 | Aerospatiale | Rotor a pas variable, en particulier pour un giravion |
FR2397325A1 (fr) * | 1977-07-13 | 1979-02-09 | Aerospatiale | Moyeu de rotor, en particulier pour le rotor principal d'un helicoptere |
FR2427945A1 (fr) * | 1978-06-05 | 1980-01-04 | Aerospatiale | Agencement de montage souple pour rotor d'helicoptere a lame traversante |
US4257739A (en) * | 1978-09-11 | 1981-03-24 | Textron, Inc. | Soft inplane helicopter rotor |
US4297080A (en) * | 1979-12-17 | 1981-10-27 | United Technologies Corporation | Rotor blade pitch control linkage |
US4676720A (en) * | 1984-07-10 | 1987-06-30 | Kawasaki Jukogyo Kabushiki Kaisha | Bearingless hub structure for rotary-wing aircrafts |
-
1987
- 1987-03-30 FR FR8704381A patent/FR2613319B1/fr not_active Expired
-
1988
- 1988-03-24 US US07/172,679 patent/US4815937A/en not_active Expired - Lifetime
- 1988-03-24 CA CA000562341A patent/CA1318902C/fr not_active Expired - Fee Related
- 1988-03-28 EP EP88400745A patent/EP0289374B1/de not_active Expired - Lifetime
- 1988-03-28 DE DE8888400745T patent/DE3873149T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0289374B1 (de) | 1992-07-29 |
CA1318902C (fr) | 1993-06-08 |
EP0289374A1 (de) | 1988-11-02 |
FR2613319A1 (fr) | 1988-10-07 |
FR2613319B1 (fr) | 1989-06-30 |
DE3873149T2 (de) | 1993-03-04 |
US4815937A (en) | 1989-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: PATENTANWAELTE RUFF, WILHELM, BEIER, DAUSTER & PARTNER, 70173 STUTTGART |
|
8339 | Ceased/non-payment of the annual fee |