PT2223854E - Rotor para helicóptero - Google Patents

Rotor para helicóptero Download PDF

Info

Publication number
PT2223854E
PT2223854E PT09425077T PT09425077T PT2223854E PT 2223854 E PT2223854 E PT 2223854E PT 09425077 T PT09425077 T PT 09425077T PT 09425077 T PT09425077 T PT 09425077T PT 2223854 E PT2223854 E PT 2223854E
Authority
PT
Portugal
Prior art keywords
axis
hub
axes
portions
blades
Prior art date
Application number
PT09425077T
Other languages
English (en)
Inventor
Fabio Nannoni
Dante Ballerio
Pierre Abdel Nour
Attilio Colombo
Original Assignee
Agusta Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Agusta Spa filed Critical Agusta Spa
Publication of PT2223854E publication Critical patent/PT2223854E/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • 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
    • B64C27/51—Damping of blade movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • B64C27/635—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical specially for controlling lag-lead movements of blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
  • Vibration Prevention Devices (AREA)
  • Radio Relay Systems (AREA)
  • Walking Sticks, Umbrellas, And Fans (AREA)
  • Catching Or Destruction (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Vibration Dampers (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
PT09425077T 2009-02-25 2009-02-25 Rotor para helicóptero PT2223854E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP09425077A EP2223854B8 (en) 2009-02-25 2009-02-25 Helicopter rotor

Publications (1)

Publication Number Publication Date
PT2223854E true PT2223854E (pt) 2011-08-30

Family

ID=40897360

Family Applications (1)

Application Number Title Priority Date Filing Date
PT09425077T PT2223854E (pt) 2009-02-25 2009-02-25 Rotor para helicóptero

Country Status (9)

Country Link
US (1) US8496435B2 (pt)
EP (1) EP2223854B8 (pt)
JP (1) JP5511436B2 (pt)
KR (1) KR101721520B1 (pt)
CN (1) CN101811573B (pt)
AT (1) ATE513736T1 (pt)
PL (1) PL2223854T3 (pt)
PT (1) PT2223854E (pt)
RU (1) RU2525356C2 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8747081B2 (en) * 2007-10-24 2014-06-10 Lg Electronics Inc. Linear compressor
CN102069907A (zh) * 2010-09-16 2011-05-25 孙为红 旋翼机旋翼角度固定装置
CN101973399B (zh) * 2010-09-30 2012-11-28 南京航空航天大学 倾转旋翼飞行器用等速万向铰桨毂
CN103476672B (zh) * 2011-04-26 2015-03-25 贝尔直升机泰克斯特龙公司 二元串联减振系统
ITRM20110563A1 (it) * 2011-10-27 2013-04-28 K4A S R L "giunto cardanico omocinetico per rotori di elicottero"
FR2993244B1 (fr) 2012-07-12 2014-07-18 Eurocopter France Rotor de giravion equipe d'amortisseurs de trainee loges dans des manchons de liaison de pales a un moyeu du rotor
CN103708031B (zh) * 2012-10-08 2016-08-03 空客直升机德国有限公司 用于旋翼式飞行器主旋翼单元的减摆器
EP2818407B1 (en) * 2013-06-24 2016-12-21 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Rotor system of a helicopter
WO2015030904A1 (en) * 2013-08-28 2015-03-05 Sikorsky Aircraft Corporation Aircraft rotor assembly with composite laminate
CH710046A2 (de) * 2014-08-27 2016-02-29 Marenco Swisshelicopter Ag Rotorblattkopplungsvorrichtung eines Rotorkopfs für einen Drehflügler.
EP3168146B1 (de) 2015-11-11 2019-06-05 kopter group ag Rotorblattkopplungsvorrichtung eines rotorkopfs für einen drehflügler
US10472057B2 (en) * 2016-02-16 2019-11-12 Bell Helicopter Textron Inc. Rotor assembly with high lock-number blades
US10457388B2 (en) * 2016-02-16 2019-10-29 Bell Helicopter Textron, Inc. Rotor assembly with high lock-number blades
FR3053312B1 (fr) * 2016-06-29 2019-07-19 Airbus Helicopters Rotor et aeronef pourvu d'un tel rotor
CN111406018B (zh) * 2017-06-27 2023-05-30 莫戈公司 可变旋转式摆动型质量块振动抑制系统
CN108045574B (zh) * 2017-12-01 2021-03-23 中国直升机设计研究所 一种抗剪减振承力结构
US11040771B2 (en) * 2018-05-08 2021-06-22 Avx Aircraft Company Rotor hub
EP3599163B1 (en) * 2018-07-27 2020-11-11 LEONARDO S.p.A. Helicopter kit
EP3599164B1 (en) * 2018-07-27 2020-11-25 LEONARDO S.p.A. Helicopter kit
EP3757003B1 (en) * 2019-06-25 2021-08-11 LEONARDO S.p.A. Anti-torque rotor for a helicopter
CN110793478B (zh) * 2019-10-12 2021-07-23 中国直升机设计研究所 一种直升机旋翼阻尼器位移测量装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640553A (en) * 1946-05-30 1953-06-02 Bristol Aeroplane Co Ltd Impeller movement damping device
US2494985A (en) * 1946-10-26 1950-01-17 Firestone Tire & Rubber Co Aircraft rotor damping device
US2755038A (en) 1952-10-21 1956-07-17 United Aircraft Corp Helicopter-airplane with engines mounted on fixed wings
DE1456105A1 (de) * 1964-04-24 1968-11-28 Westland Aircraft Ltd Daempfungsvorrichtung fuer die Rotorfluegelanordnungen von Flugzeugen,insbesondere Hubschrauber
US3302726A (en) * 1965-10-23 1967-02-07 Autogrio Company Of America Lag-lead damper for aircraft sustaining rotor blades
FR2630703B1 (fr) * 1988-04-29 1990-08-24 Aerospatiale Tete de rotor de giravion a tirants interpales de rappel elastique avec amortissement incorpore
FR2653405B1 (fr) * 1989-10-20 1992-02-07 Aerospatiale Dispositif visco-elastique rotatif de rappel elastique et d'amortissement en trainee pour pale de rotor de giravion, et tete de rotor le comportant.
FR2671049B1 (fr) * 1990-12-27 1993-12-24 Aerospatiale Corps de moyeu de rotor de giravion.
FR2702733B1 (fr) * 1993-03-18 1995-06-16 Eurocopter France Tete de rotor pour giravion.
RU2119876C1 (ru) * 1997-11-20 1998-10-10 Назаров Николай Андреевич Втулка несущего винта вертолета
US6764280B2 (en) * 2001-03-06 2004-07-20 Bell Helicopter Textron Inc. Multi-bladed tail rotor hub design for coriolis relief
CN100414134C (zh) * 2004-01-15 2008-08-27 洛德公司 旋翼式飞机杆端和制造具有预倾斜取向的直升机杆端的方法
KR101546423B1 (ko) * 2007-09-04 2015-08-21 로오드 코포레이션 헬리콥터 항공기의 로터 댐퍼

Also Published As

Publication number Publication date
JP2010195391A (ja) 2010-09-09
KR101721520B1 (ko) 2017-03-30
ATE513736T1 (de) 2011-07-15
KR20100097079A (ko) 2010-09-02
PL2223854T3 (pl) 2011-11-30
US20100215496A1 (en) 2010-08-26
CN101811573A (zh) 2010-08-25
EP2223854B1 (en) 2011-06-22
CN101811573B (zh) 2014-11-05
EP2223854B8 (en) 2011-10-05
RU2525356C2 (ru) 2014-08-10
RU2010106279A (ru) 2011-08-27
EP2223854A1 (en) 2010-09-01
JP5511436B2 (ja) 2014-06-04
US8496435B2 (en) 2013-07-30

Similar Documents

Publication Publication Date Title
PT2223854E (pt) Rotor para helicóptero
ATE516203T1 (de) Hubschrauberrotor
NO20032282D0 (no) Helikopter
WO2010134921A8 (en) Differential pitch control to optimize co-rotating stacked rotor performance
BR102014031387B8 (pt) montagem de cortador para uma plataforma de uma colhedora agrícola
DE602005017793D1 (de) Gegendrehmomentvorrichtung für hubschrauber
WO2008145868A3 (fr) Helicoptere hybride rapide a grande distance franchissable et rotor de sustentation optimise
WO2012022394A3 (de) Mit einem deckel verschlossener kastenförmiger elektrischer schaltschrank für eine windenergieanlage
ATE469288T1 (de) Schaufelanordnung
WO2011081768A3 (en) Turbine blade damping device with controlled loading
WO2010010292A3 (fr) Aeronef comprenant au moins un moteur a rotors contrarotatifs
GB2486405B (en) Mounting arrangement for pitch gear
WO2019096358A3 (de) Tragschrauber
ATE492470T1 (de) Hubschrauberrotor mit einem vibrationsdämpfer
WO2013162664A3 (en) Turbine blade having improved flutter capability and increased turbine stage output, corresponding airfoil and turbine rotor stage
WO2013064674A3 (de) Strömungsmaschine
DE602005005200D1 (de) System zur windturbinenenergiesteuerung, bestehend aus der änderung des koeffizienten und der grösse der flügelflächen
WO2011088925A3 (de) Windenergieanlage mit einem oder mehreren rotorblättern
GB201117923D0 (en) Improvements to rotorcraft multi-rotor rotor
WO2012034675A3 (de) Faserschneidvorrichtung
WO2011015879A3 (en) Rotor assembly for a rotorcraft
ATE507144T1 (de) Drehmomentausgleichs-heckrotorblatt für hubschrauber
MX2012006813A (es) Turbina para fluido que cuenta con palas articuladas y leva de fase-ajustada.
ATE359958T1 (de) Hubschrauberrotor mit einem schwingungsdämpfer
FR2975968B1 (fr) Mecanisme de vrillage d'une pale de rotor pour giravion, et pale