GB2302074B - Helicopter rotor - Google Patents
Helicopter rotorInfo
- Publication number
- GB2302074B GB2302074B GB9611539A GB9611539A GB2302074B GB 2302074 B GB2302074 B GB 2302074B GB 9611539 A GB9611539 A GB 9611539A GB 9611539 A GB9611539 A GB 9611539A GB 2302074 B GB2302074 B GB 2302074B
- Authority
- GB
- United Kingdom
- Prior art keywords
- helicopter rotor
- helicopter
- rotor
- 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
- B64C27/32—Rotors
- B64C27/37—Rotors having articulated joints
- B64C27/39—Rotors having articulated joints with individually articulated blades, i.e. with flapping or drag hinges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/51—Damping of blade movements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Wind Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95TO000478A IT1282114B1 (it) | 1995-06-09 | 1995-06-09 | Rotore per elicotteri. |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9611539D0 GB9611539D0 (en) | 1996-08-07 |
GB2302074A GB2302074A (en) | 1997-01-08 |
GB2302074B true GB2302074B (en) | 1999-11-24 |
Family
ID=11413633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9611539A Expired - Fee Related GB2302074B (en) | 1995-06-09 | 1996-06-03 | Helicopter rotor |
Country Status (5)
Country | Link |
---|---|
JP (2) | JP4005158B2 (it) |
DE (1) | DE19622130B4 (it) |
FR (1) | FR2735094B1 (it) |
GB (1) | GB2302074B (it) |
IT (1) | IT1282114B1 (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10346475B3 (de) * | 2003-10-02 | 2005-03-10 | Eurocopter Deutschland | Lageranordnung für ein hochgradig fliehkraftbelastetes Bauteil, Rotorblatt sowie Drehflügelflugzeug mit einer derartigen Lageranordnung |
CN104344931A (zh) * | 2013-08-05 | 2015-02-11 | 哈尔滨飞机工业集团有限责任公司 | 一种直升机桨叶动平衡试验台旋翼头拉扭条式桨毂 |
FR3017108A1 (fr) * | 2014-01-31 | 2015-08-07 | Airbus Helicopters | Rotor pour giravion comportant un mecanisme de butee en battement, et giravion |
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 |
CN108100246A (zh) * | 2017-12-01 | 2018-06-01 | 中国直升机设计研究所 | 直升机旋翼离心锁 |
US11623742B2 (en) * | 2018-04-02 | 2023-04-11 | Textron Innovations Inc. | Centrifugal force bearing |
CN114248908B (zh) * | 2021-12-30 | 2023-06-16 | 广东汇天航空航天科技有限公司 | 螺旋桨及飞行设备 |
CN116331543B (zh) * | 2022-10-31 | 2023-12-29 | 四川蓉远地测科技有限公司 | 旋翼桨叶、使用旋翼桨叶的无人机驱动装置及其装配方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2041310A (en) * | 1979-02-02 | 1980-09-10 | Agusta Aeronaut Costr | Blade-to-hub connections for helicopter rotors |
GB2139171A (en) * | 1983-05-05 | 1984-11-07 | Agusta Aeronaut Costr | Helicopter rotor |
US4549852A (en) * | 1983-12-16 | 1985-10-29 | United Technologies Corporation | Helicopter blade droop stop with slidable droop stop seat |
US4808075A (en) * | 1986-11-25 | 1989-02-28 | Costruzioni Aeronautiche Giovanni Agusta S.P.A. | Helicopter rotor |
US5116209A (en) * | 1989-06-08 | 1992-05-26 | Societe Nationale Industrielle Et Aerospatiale | Device of retractable stops for rotor blades of giroplanes, and rotor head including such a device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4419051A (en) * | 1982-02-16 | 1983-12-06 | The Boeing Company | Twin tension/torsion beam rotor system |
-
1995
- 1995-06-09 IT IT95TO000478A patent/IT1282114B1/it active IP Right Grant
-
1996
- 1996-06-01 DE DE19622130A patent/DE19622130B4/de not_active Expired - Fee Related
- 1996-06-03 GB GB9611539A patent/GB2302074B/en not_active Expired - Fee Related
- 1996-06-05 FR FR9606929A patent/FR2735094B1/fr not_active Expired - Fee Related
- 1996-06-10 JP JP14750696A patent/JP4005158B2/ja not_active Expired - Lifetime
-
2006
- 2006-11-29 JP JP2006321649A patent/JP2007050891A/ja not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2041310A (en) * | 1979-02-02 | 1980-09-10 | Agusta Aeronaut Costr | Blade-to-hub connections for helicopter rotors |
GB2139171A (en) * | 1983-05-05 | 1984-11-07 | Agusta Aeronaut Costr | Helicopter rotor |
US4549852A (en) * | 1983-12-16 | 1985-10-29 | United Technologies Corporation | Helicopter blade droop stop with slidable droop stop seat |
US4808075A (en) * | 1986-11-25 | 1989-02-28 | Costruzioni Aeronautiche Giovanni Agusta S.P.A. | Helicopter rotor |
US5116209A (en) * | 1989-06-08 | 1992-05-26 | Societe Nationale Industrielle Et Aerospatiale | Device of retractable stops for rotor blades of giroplanes, and rotor head including such a device |
Also Published As
Publication number | Publication date |
---|---|
GB9611539D0 (en) | 1996-08-07 |
FR2735094A1 (fr) | 1996-12-13 |
JP4005158B2 (ja) | 2007-11-07 |
IT1282114B1 (it) | 1998-03-12 |
ITTO950478A1 (it) | 1996-12-09 |
DE19622130B4 (de) | 2009-04-30 |
GB2302074A (en) | 1997-01-08 |
DE19622130A1 (de) | 1996-12-12 |
FR2735094B1 (fr) | 2000-07-13 |
ITTO950478A0 (it) | 1995-06-09 |
JP2007050891A (ja) | 2007-03-01 |
JPH0999900A (ja) | 1997-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20150603 |