FR2660619B1 - Pale d'helicoptere. - Google Patents

Pale d'helicoptere.

Info

Publication number
FR2660619B1
FR2660619B1 FR919104207A FR9104207A FR2660619B1 FR 2660619 B1 FR2660619 B1 FR 2660619B1 FR 919104207 A FR919104207 A FR 919104207A FR 9104207 A FR9104207 A FR 9104207A FR 2660619 B1 FR2660619 B1 FR 2660619B1
Authority
FR
France
Prior art keywords
helicopter blade
helicopter
blade
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
FR919104207A
Other languages
English (en)
Other versions
FR2660619A1 (fr
Inventor
Pancotti Santino
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.)
Agusta SpA
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 FR2660619A1 publication Critical patent/FR2660619A1/fr
Application granted granted Critical
Publication of FR2660619B1 publication Critical patent/FR2660619B1/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
    • B64C27/48—Root attachment to rotor head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Walking Sticks, Umbrellas, And Fans (AREA)
  • Wind Motors (AREA)
FR919104207A 1990-04-06 1991-04-05 Pale d'helicoptere. Expired - Fee Related FR2660619B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67260A IT1240175B (it) 1990-04-06 1990-04-06 Pala per elicottero

Publications (2)

Publication Number Publication Date
FR2660619A1 FR2660619A1 (fr) 1991-10-11
FR2660619B1 true FR2660619B1 (fr) 1993-01-08

Family

ID=11300934

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919104207A Expired - Fee Related FR2660619B1 (fr) 1990-04-06 1991-04-05 Pale d'helicoptere.

Country Status (6)

Country Link
US (1) US5181829A (fr)
JP (1) JPH05185991A (fr)
DE (1) DE4111167A1 (fr)
FR (1) FR2660619B1 (fr)
GB (1) GB2243589B (fr)
IT (1) IT1240175B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2685732B1 (fr) * 1991-12-31 1994-02-25 Snecma Aube de turbomachine en materiau composite.
DE9201280U1 (de) * 1992-02-03 1992-05-21 Sperl, Guido, Dipl.-Ing.(FH), 8203 Niederaudorf Rotor, Propeller bzw. Windrad mit einer beliebigen Anzahl von Blättern mit Biege-/Drillelementen
DE19529706C2 (de) * 1995-08-11 2001-08-02 Deutsch Zentr Luft & Raumfahrt Flächentragwerk, insbesondere für ein Luftfahrzeug
PL2184229T3 (pl) * 2008-11-11 2013-04-30 Agustawestland Spa Wirnik śmigłowca
EP2246257B1 (fr) * 2009-04-29 2016-02-17 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Région de connexion de plusieurs sections d'une poutre de flexion
PL2524134T3 (pl) 2010-01-14 2014-11-28 Neptco Inc Komponenty łopaty wirnika turbiny wiatrowej i sposoby ich wytwarzania
US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
NL1039163C2 (en) * 2011-11-11 2013-05-14 Pal V Europ N V Vehicle.
PL2626298T3 (pl) * 2012-02-09 2015-03-31 Agustawestland Spa Łopata wirnika statku powietrznego i odpowiedni sposób jej wytwarzania
EP2949579B1 (fr) * 2014-05-28 2018-05-23 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Unité à bras de flexion avec au moins un élément de flexion torsadé
FR3023748B1 (fr) 2014-07-18 2016-08-26 Airbus Helicopters Procede de fabrication d'un longeron d'une pale, de fabrication d'une pale, et une pale
US11453485B2 (en) 2019-04-22 2022-09-27 Lockheed Martin Corporation Rotor system with a U-shaped beam member
US11541995B2 (en) 2020-07-14 2023-01-03 Lockheed Martin Corporation Rotor blade assembly for bearingless rotor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1531374A1 (de) * 1967-09-12 1970-01-29 Messerschmitt Boelkow Blohm Rotorblatt aus faserverstaerktem Kunststoff mit schlaufenartiger Blattwurzel
BE792688A (fr) * 1971-12-13 1973-03-30 Westland Aircraft Ltd Perfectionnements aux systemes de rotors d'helicopteres
US4012169A (en) * 1973-05-10 1977-03-15 Societe Nationale Industrielle Aerospatiale Rotor for rotating wing type aircraft
FR2252916B1 (fr) * 1973-11-30 1978-02-24 Aerospatiale
GB1539200A (en) * 1976-12-08 1979-01-31 Westland Aircraft Ltd Helicopter rotors
US4297078A (en) * 1978-05-17 1981-10-27 Westland Aircraft Limited Helicopter rotors
US4306836A (en) * 1978-05-25 1981-12-22 Kaman Aerospace Corporation Hub assembly
US4251309A (en) * 1978-10-05 1981-02-17 The United States Of America As Represented By The Secretary Of The Army Method of making rotor blade root end attachment
FR2465643A2 (fr) * 1979-09-19 1981-03-27 Messerschmitt Boelkow Blohm Rotor pour appareil a voilure tournante
US4455123A (en) * 1982-06-01 1984-06-19 Westland Plc Connecting element and helicopter rotor incorporating same
US4543040A (en) * 1982-09-30 1985-09-24 The Boeing Company Helicopter rotor system
US4568246A (en) * 1983-03-22 1986-02-04 United Technologies Corporation Fiber reinforced/epoxy matrix composite helicopter rotor torque tube
FR2574752B1 (fr) * 1984-12-19 1987-02-20 Aerospatiale Pale pour rotor d'helicoptere en materiau composite multilongeron a caissons de torsion et son procede de fabrication
US4728263A (en) * 1986-08-25 1988-03-01 Basso Robert J Wind turbine blade construction

Also Published As

Publication number Publication date
GB2243589A (en) 1991-11-06
JPH05185991A (ja) 1993-07-27
GB9107158D0 (en) 1991-05-22
IT9067260A1 (it) 1991-10-06
GB2243589B (en) 1994-01-05
DE4111167A1 (de) 1991-10-31
IT9067260A0 (it) 1990-04-06
US5181829A (en) 1993-01-26
FR2660619A1 (fr) 1991-10-11
IT1240175B (it) 1993-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse