BRPI0606617A2 - acoplamento de torque e método para reduzir forças de acionamento oscilantes e de ligação cinemática - Google Patents
acoplamento de torque e método para reduzir forças de acionamento oscilantes e de ligação cinemáticaInfo
- Publication number
- BRPI0606617A2 BRPI0606617A2 BRPI0606617-8A BRPI0606617A BRPI0606617A2 BR PI0606617 A2 BRPI0606617 A2 BR PI0606617A2 BR PI0606617 A BRPI0606617 A BR PI0606617A BR PI0606617 A2 BRPI0606617 A2 BR PI0606617A2
- Authority
- BR
- Brazil
- Prior art keywords
- coupling
- drive
- pivot axis
- around
- torque
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Transmission Devices (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
ACOPLAMENTO DE TORQUE E MéTODO PARA REDUZIR FORçAS DE ACIONAMENTO OSCILANTES E DE LIGAçãO CINEMáTICA. Trata-se de um acoplamento de torque (13) para uma cabeça de rotor (11) de uma aeronave de asa rotativa, o qual possui chapas superior e inferior (29, 31) configuradas para rotação com um mastro do rotor (19). As ligações de acionamento (33) conectadas de forma pivotante às chapas superior e inferior (29, 31) giram ao redor de um eixo pivó geralmente paralelo e radialmente deslocado em relação a um eixo geométrico de rotação das chapas. Cada ligação (33) é engatada com ligações de acionamento adjacentes (33) para formar um anel contínuo de ligações, de modo que o movimento de uma ligação (33) em tomo de seu eixo pivó cause o movimento, na direção oposta, de cada ligação adjacente (33) em tomo de seu eixo pivó. Os elementos de acionamento (25) conectam as ligações de acionamento (33) a uma montagem configurada para receber pás de rotor. Os elementos de acionamento (25) podem ser componentes de uma junta universal, uma configuração de múltiplas barras longitudinais, uma configuração de mancal de segmentos ou de outro tipo de montagem articulada.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74089005P | 2005-11-30 | 2005-11-30 | |
PCT/US2006/014644 WO2007064351A1 (en) | 2005-11-30 | 2006-04-19 | Torque coupling for rotary-wing aircraft |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0606617A2 true BRPI0606617A2 (pt) | 2009-07-07 |
Family
ID=38092549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0606617-8A BRPI0606617A2 (pt) | 2005-11-30 | 2006-04-19 | acoplamento de torque e método para reduzir forças de acionamento oscilantes e de ligação cinemática |
Country Status (7)
Country | Link |
---|---|
US (1) | US8226355B2 (pt) |
EP (2) | EP2535268B1 (pt) |
CN (1) | CN101107163A (pt) |
BR (1) | BRPI0606617A2 (pt) |
CA (1) | CA2592947C (pt) |
DE (1) | DE06750638T1 (pt) |
WO (1) | WO2007064351A1 (pt) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2006347271A1 (en) * | 2006-08-17 | 2008-02-21 | Bell Helicopter Textron, Inc. | Rotary-wing aircraft torque coupling with pad bearings |
US8961138B2 (en) * | 2011-12-09 | 2015-02-24 | Bell Helicopter Textron Inc. | Preventing rotation of a fixed ring of a swashplate |
US9878783B2 (en) | 2012-11-09 | 2018-01-30 | Bell Helicopter Textron Inc. | Constant velocity joint with spring rate control mechanism |
US9399513B2 (en) * | 2012-11-09 | 2016-07-26 | Bell Helicopter Textron Inc. | Constant velocity joint with control mechanism |
US9074638B2 (en) | 2013-03-14 | 2015-07-07 | Bell Helicopter Textron Inc. | Multilink constant velocity joint |
US9254915B2 (en) | 2013-08-26 | 2016-02-09 | Bell Helicopter Textron Inc. | Rotor system with torque-splitter assembly |
US9657816B2 (en) * | 2013-11-01 | 2017-05-23 | Bell Helicopter Textron Inc. | Drive link for tiltrotor rotor system |
US20150125300A1 (en) * | 2013-11-05 | 2015-05-07 | Bell Helicopter Textron Inc. | Rotor hub for a rotorcraft |
US10618643B2 (en) | 2013-12-04 | 2020-04-14 | Sikorsky Aircraft Corporation | Rotor shaft closeout plate |
US9896199B2 (en) * | 2013-12-20 | 2018-02-20 | Bell Helicopter Textron Inc. | Rotor hub for a rotorcraft |
US9452830B2 (en) * | 2014-01-13 | 2016-09-27 | Sikorsky Aircraft Corporation | Constant velocity drive for tilt rotor assembly |
US9382001B2 (en) * | 2014-07-23 | 2016-07-05 | Bell Helicopter Textron Inc. | Torque transfer system for a rotorcraft |
US10232932B2 (en) | 2017-03-22 | 2019-03-19 | Bell Helicopter Textron Inc. | High stiffness hub assembly for proprotor systems |
US10689104B2 (en) * | 2017-05-09 | 2020-06-23 | Textron Innovations Inc. | Tail rotor integrated damper attachment |
US10486807B2 (en) | 2017-07-13 | 2019-11-26 | Bell Textron Inc. | Inboard bearing assemblies having independent shoes |
US10507912B2 (en) | 2017-07-13 | 2019-12-17 | Bell Textron Inc. | Inboard bearing assemblies with improved accessibility |
US10472059B2 (en) | 2017-07-13 | 2019-11-12 | Bell Textron Inc. | Inboard bearing assemblies for proprotor systems |
US10494091B2 (en) | 2017-07-13 | 2019-12-03 | Bell Textron Inc. | Hub bolt supported inboard bearing assemblies |
US10514060B2 (en) | 2017-07-13 | 2019-12-24 | Textron Innovations Inc. | Inboard bearing assemblies with anti-rotation features |
US10479497B2 (en) | 2017-07-13 | 2019-11-19 | Bell Textron Inc. | Inboard bearing assemblies having load transfer shoe bolts |
US11027834B2 (en) | 2018-02-22 | 2021-06-08 | Textron Innovations Inc. | Inboard centrifugal force bearing attachment |
US11040771B2 (en) * | 2018-05-08 | 2021-06-22 | Avx Aircraft Company | Rotor hub |
US11745853B2 (en) * | 2020-03-17 | 2023-09-05 | Textron Innovations Inc. | Single Hooke's joint with spherical mast attachment |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4804352A (en) * | 1987-01-30 | 1989-02-14 | Lord Corporation | Link-type rotary coupling |
IT1240177B (it) * | 1990-04-06 | 1993-11-27 | Agusta Spa | Rotore principale per elicotteri |
US6030177A (en) * | 1998-12-18 | 2000-02-29 | Sikorsky Aircraft Corporation | Drive system for a variable diameter tilt rotor |
US6019578A (en) * | 1998-12-18 | 2000-02-01 | Sikorsky Aircraft Corporation | Variable diameter rotor blade actuation system |
US6296444B1 (en) | 1999-10-01 | 2001-10-02 | Bell Helicopter Textron Inc. | Prop rotor hub |
ITTO20010101A1 (it) * | 2001-02-02 | 2002-08-02 | Agusta Spa | Rotore con gruppo di trasmissione omocinetico per un aeromobile. |
FR2837462B1 (fr) * | 2002-03-20 | 2004-05-28 | Eurocopter France | Rotor de giravion a entrainement homocinetique |
FR2837784B1 (fr) | 2002-03-28 | 2004-05-28 | Eurocopter France | Rotor de giravion a entrainement homocinetique avec differentiel de partage de couple |
-
2006
- 2006-04-19 WO PCT/US2006/014644 patent/WO2007064351A1/en active Application Filing
- 2006-04-19 BR BRPI0606617-8A patent/BRPI0606617A2/pt not_active IP Right Cessation
- 2006-04-19 CN CN200680003138.0A patent/CN101107163A/zh active Pending
- 2006-04-19 EP EP12176450.0A patent/EP2535268B1/en active Active
- 2006-04-19 CA CA2592947A patent/CA2592947C/en active Active
- 2006-04-19 EP EP06750638A patent/EP1954562B1/en active Active
- 2006-04-19 DE DE06750638T patent/DE06750638T1/de active Pending
- 2006-04-19 US US11/629,027 patent/US8226355B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20080267778A1 (en) | 2008-10-30 |
US8226355B2 (en) | 2012-07-24 |
DE06750638T1 (de) | 2009-02-26 |
WO2007064351A1 (en) | 2007-06-07 |
EP2535268B1 (en) | 2013-06-12 |
EP1954562A4 (en) | 2011-06-15 |
CA2592947C (en) | 2011-10-11 |
EP1954562A1 (en) | 2008-08-13 |
CN101107163A (zh) | 2008-01-16 |
EP1954562B1 (en) | 2012-08-29 |
EP2535268A1 (en) | 2012-12-19 |
CA2592947A1 (en) | 2007-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 9A ANUIDADE. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2308 DE 31/03/2015. |