BE876803A - Mecanisme d'arret de la charge de freinage des pales - Google Patents
Mecanisme d'arret de la charge de freinage des palesInfo
- Publication number
- BE876803A BE876803A BE0/195600A BE195600A BE876803A BE 876803 A BE876803 A BE 876803A BE 0/195600 A BE0/195600 A BE 0/195600A BE 195600 A BE195600 A BE 195600A BE 876803 A BE876803 A BE 876803A
- Authority
- BE
- Belgium
- Prior art keywords
- stopping mechanism
- brake load
- blade brake
- load stopping
- blade
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/35—Rotors having elastomeric joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Braking Arrangements (AREA)
- Vibration Dampers (AREA)
- Tires In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/919,358 US4203708A (en) | 1978-06-26 | 1978-06-26 | Elastomeric rotor load reaction system |
Publications (1)
Publication Number | Publication Date |
---|---|
BE876803A true BE876803A (fr) | 1979-10-01 |
Family
ID=25441947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/195600A BE876803A (fr) | 1978-06-26 | 1979-06-06 | Mecanisme d'arret de la charge de freinage des pales |
Country Status (5)
Country | Link |
---|---|
US (1) | US4203708A (fr) |
BE (1) | BE876803A (fr) |
BR (1) | BR7903781A (fr) |
CA (1) | CA1117091A (fr) |
GB (1) | GB2024133B (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4306836A (en) * | 1978-05-25 | 1981-12-22 | Kaman Aerospace Corporation | Hub assembly |
FR2434079A1 (fr) * | 1978-08-23 | 1980-03-21 | Aerospatiale | Dispositif pour limiter les battements des pales d'un rotor principal de giravion |
IT1117626B (it) * | 1979-02-02 | 1986-02-17 | Aereonautiche Giovanni Augusta | Rotore articolato per elicotteri |
US4284387A (en) * | 1979-05-02 | 1981-08-18 | United Technologies Corp. | Blade fold restraint system |
US4242047A (en) * | 1979-05-02 | 1980-12-30 | United Technologies Corporation | Adjustable bearing centering means for helicopter rotor elastomeric bearings |
US4365936A (en) * | 1979-12-06 | 1982-12-28 | Chicago Rawhide Manufacturing Company | Laminated elastomeric bearing unit |
US4368006A (en) * | 1980-08-07 | 1983-01-11 | The United States Of America As Represented By The Secretary Of The Navy | Droop stop for fully articulated rotor |
IT1155133B (it) * | 1982-03-11 | 1987-01-21 | Agusta Aeronaut Costr | Rotore per elicotteri |
US4439106A (en) * | 1982-06-14 | 1984-03-27 | United Technologies Corporation | Rotor blade shaft integrity monitoring system |
FR2551723B1 (fr) * | 1983-09-08 | 1985-12-13 | Aerospatiale | Dispositif a butees escamotables pour limiter les battements des pales d'un rotor principal de giravion |
US4549852A (en) * | 1983-12-16 | 1985-10-29 | United Technologies Corporation | Helicopter blade droop stop with slidable droop stop seat |
GB2280162A (en) * | 1993-07-22 | 1995-01-25 | Nigel Howard Mckrill | Rigid/articulated helicopter rotor hub. |
US6019578A (en) | 1998-12-18 | 2000-02-01 | Sikorsky Aircraft Corporation | Variable diameter rotor blade actuation system |
US6030177A (en) | 1998-12-18 | 2000-02-29 | Sikorsky Aircraft Corporation | Drive system for a variable diameter tilt rotor |
US7270321B2 (en) * | 2002-11-06 | 2007-09-18 | Lord Corporation | Fluid-elastomeric damper assembly including internal pumping mechanism |
US6758466B2 (en) * | 2002-11-06 | 2004-07-06 | Lord Corporation | Fluid-elastomeric damper assembly including internal pumping mechanism |
EP1848630B1 (fr) | 2005-02-18 | 2009-06-03 | Lord Corporation | Ensemble amortisseur a base d'elastomere et de fluide comportant un mecanisme de pompage interne |
US7354248B2 (en) * | 2005-10-17 | 2008-04-08 | Sikorsky Aircraft Corporation | Elastomeric bearing elements for droop stop mechanisms |
US7744349B1 (en) * | 2006-09-11 | 2010-06-29 | Davis Aircraft Products Co., Inc. | Blade flap locking for out-of-use helicopters |
WO2010068194A1 (fr) | 2008-12-09 | 2010-06-17 | Sikorsky Aircraft Corporation | Butée d'avance pour système de rotor comprenant un amortisseur d'avance/de retard fluide élastomère |
JP2014517787A (ja) * | 2011-04-07 | 2014-07-24 | ロード コーポレーション | モーション制御ベアリングを装備した回転翼航空機 |
KR101921574B1 (ko) | 2011-04-07 | 2018-11-26 | 로오드 코포레이션 | 항공기 회전익 모션 제어 및 계장화 모션 제어 유체 장치 |
FR3017855B1 (fr) * | 2014-02-21 | 2016-04-29 | Airbus Helicopters | Rotor pour giravion comportant un mecanisme de butee en battement, et giravion |
FR3020341B1 (fr) | 2014-04-24 | 2016-04-29 | Airbus Helicopters | Rotor comportant un mecanisme de butee en trainee, et aeronef |
FR3034077B1 (fr) | 2015-03-27 | 2018-05-04 | Airbus Helicopters | Mecanisme de butee en battement d'un ensemble sustentateur, rotor pour giravion comportant ce mecanisme de butee, et giravion |
CN115924071A (zh) * | 2023-03-13 | 2023-04-07 | 扬州平航航空动力技术有限公司 | 一种倾转旋翼机桨毂系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2549887A (en) * | 1949-04-21 | 1951-04-24 | United Aircraft Corp | Centrifugally controlled coning lock for bladed rotors |
US2906348A (en) * | 1956-12-05 | 1959-09-29 | John W Lovegrove | Anti-gust stop |
US3282350A (en) * | 1965-10-20 | 1966-11-01 | Boeing Co | Rotor blade mounting construction |
US3853426A (en) * | 1972-09-05 | 1974-12-10 | United Aircraft Corp | Elastomeric helicopter rotor head with dynamic and static blade coning and droop stops |
US4028001A (en) * | 1975-07-28 | 1977-06-07 | Westland Aircraft Limited | Rotor for rotary wing aircraft |
-
1978
- 1978-06-26 US US05/919,358 patent/US4203708A/en not_active Expired - Lifetime
-
1979
- 1979-05-04 CA CA000326993A patent/CA1117091A/fr not_active Expired
- 1979-06-06 BE BE0/195600A patent/BE876803A/fr not_active IP Right Cessation
- 1979-06-12 GB GB7920360A patent/GB2024133B/en not_active Expired
- 1979-06-13 BR BR7903781A patent/BR7903781A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
CA1117091A (fr) | 1982-01-26 |
GB2024133A (en) | 1980-01-09 |
GB2024133B (en) | 1982-06-23 |
BR7903781A (pt) | 1980-02-12 |
US4203708A (en) | 1980-05-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: UNITED TECHNOLOGIES CORP. Effective date: 19930630 |