FR2765550B1 - Dispositif de blocage en pas des pales d'un rotor principal de giravion - Google Patents

Dispositif de blocage en pas des pales d'un rotor principal de giravion

Info

Publication number
FR2765550B1
FR2765550B1 FR9708597A FR9708597A FR2765550B1 FR 2765550 B1 FR2765550 B1 FR 2765550B1 FR 9708597 A FR9708597 A FR 9708597A FR 9708597 A FR9708597 A FR 9708597A FR 2765550 B1 FR2765550 B1 FR 2765550B1
Authority
FR
France
Prior art keywords
giravion
pitching
blades
main rotor
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
Application number
FR9708597A
Other languages
English (en)
Other versions
FR2765550A1 (fr
Inventor
Jean Joseph Henri Mondet
Gilbert Jean Mestre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
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 Eurocopter France SA filed Critical Eurocopter France SA
Priority to FR9708597A priority Critical patent/FR2765550B1/fr
Priority to US09/114,233 priority patent/US6032899A/en
Publication of FR2765550A1 publication Critical patent/FR2765550A1/fr
Application granted granted Critical
Publication of FR2765550B1 publication Critical patent/FR2765550B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C27/50—Blades foldable to facilitate stowage of aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
  • Transmission Devices (AREA)
FR9708597A 1997-07-07 1997-07-07 Dispositif de blocage en pas des pales d'un rotor principal de giravion Expired - Fee Related FR2765550B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9708597A FR2765550B1 (fr) 1997-07-07 1997-07-07 Dispositif de blocage en pas des pales d'un rotor principal de giravion
US09/114,233 US6032899A (en) 1997-07-07 1998-07-02 Blade pitch locking device for a main rotor of a rotary-wing aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9708597A FR2765550B1 (fr) 1997-07-07 1997-07-07 Dispositif de blocage en pas des pales d'un rotor principal de giravion

Publications (2)

Publication Number Publication Date
FR2765550A1 FR2765550A1 (fr) 1999-01-08
FR2765550B1 true FR2765550B1 (fr) 1999-10-01

Family

ID=9508953

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9708597A Expired - Fee Related FR2765550B1 (fr) 1997-07-07 1997-07-07 Dispositif de blocage en pas des pales d'un rotor principal de giravion

Country Status (2)

Country Link
US (1) US6032899A (fr)
FR (1) FR2765550B1 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2761660B1 (fr) * 1997-04-08 1999-06-11 Onera (Off Nat Aerospatiale) Dispositif de commande individuelle des pales de rotor de voilures tournantes d'aeronefs avec plateaux cycliques multiples
US6170779B1 (en) * 1998-12-02 2001-01-09 Mcdonnell Douglas Helicopter Company Rotor pitch lock for rotary/wing aircraft
US6371681B1 (en) * 1999-09-20 2002-04-16 Bell Helicopter Textron Inc. Anti-rotation clip
ITTO20020509A1 (it) * 2002-06-14 2003-12-15 Agusta Spa Mozzo per un rotore di un elicottero e rotore provvisto di tale mozzo
US6830214B2 (en) * 2002-07-12 2004-12-14 Franklin D. Carson Rotary-wing aircraft
US7815482B2 (en) * 2006-01-19 2010-10-19 Silverlit Toys Manufactory, Ltd. Helicopter
BE1016960A3 (nl) * 2006-01-19 2007-11-06 Rostyne Alexander Jozef Magdal Verbeterde helikopter.
US20070181742A1 (en) * 2006-01-19 2007-08-09 Silverlit Toys Manufactory, Ltd. Flying object with tandem rotors
US8357023B2 (en) * 2006-01-19 2013-01-22 Silverlit Limited Helicopter
US7883392B2 (en) * 2008-08-04 2011-02-08 Silverlit Toys Manufactory Ltd. Toy helicopter
US8002604B2 (en) * 2006-01-19 2011-08-23 Silverlit Limited Remote controlled toy helicopter
US7662013B2 (en) 2006-01-19 2010-02-16 Silverlit Toys Manufactory Ltd. Helicopter with horizontal control
US7798442B2 (en) * 2006-03-17 2010-09-21 Sikorsky Aircraft Corporation Rotor assemblies having automatic blade folding systems
US8608441B2 (en) 2006-06-12 2013-12-17 Energyield Llc Rotatable blade apparatus with individually adjustable blades
DE102007016701B4 (de) * 2006-08-03 2017-03-30 Silverlit Toys Manufactory Ltd. Helikopter mit horizontaler Steuerung
US8052500B2 (en) 2008-11-25 2011-11-08 Silverlit Limited Helicopter with main and auxiliary rotors
WO2010068225A1 (fr) * 2008-12-12 2010-06-17 Karem Aircraft, Inc. Giravion sans plateau cyclique à actionneur électrique linéaire tolérant aux défaillances
US8919692B2 (en) 2009-04-28 2014-12-30 Sikorsky Aircraft Corporation Proximity sensor valve and lock system using same
US9022314B1 (en) * 2010-09-09 2015-05-05 Groen Brothers Aviation, Inc. Torsionally stiff rotorcraft control apparatus and method
US9169735B2 (en) * 2011-05-20 2015-10-27 Textron Innovations Inc. Blade-pitch control system with feedback swashplate
US9255482B2 (en) * 2012-04-25 2016-02-09 Bell Helicopter Textron Inc. Electrical wiring system for a rotor hub
FR2997138B1 (fr) * 2012-10-18 2014-11-14 Snecma Dispositif et procede de commande du calage des pales
CN103661926B (zh) * 2013-12-24 2016-09-28 深圳市大疆创新科技有限公司 变螺距装置和应用该装置的旋翼套件及多旋翼飞行器
US20180002005A1 (en) * 2015-01-21 2018-01-04 Felix Errol Groenewald Aircraft
WO2016187310A2 (fr) * 2015-05-19 2016-11-24 Alion Science And Technology Corporation Appareil de pliage de pales d'hélicoptère
US11524777B2 (en) * 2019-08-20 2022-12-13 Kinetic Analytics Llc Individual blade control system for rotorcraft

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3765794A (en) * 1972-02-18 1973-10-16 United Aircraft Corp Helicopter blade pitch lock
US3982648A (en) * 1975-11-10 1976-09-28 International Harvester Company Lift arm safety bar
US4284387A (en) * 1979-05-02 1981-08-18 United Technologies Corp. Blade fold restraint system
EP0057053A1 (fr) * 1981-01-22 1982-08-04 WESTLAND plc Rotor d'hélicoptère
DE4039973C2 (de) * 1990-12-14 1994-04-14 Krupp Industrietech Vorrichtung zur Entlastung von zugbeanspruchten Stellmotoren für die Höhenverstellung von Auslegern
US5322415A (en) * 1992-11-18 1994-06-21 United Technologies Corporation Pitch actuation system restraint device for a helicopter blade folding system

Also Published As

Publication number Publication date
FR2765550A1 (fr) 1999-01-08
US6032899A (en) 2000-03-07

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150331