IT988810B - Pala per elicottero a struttura mista - Google Patents

Pala per elicottero a struttura mista

Info

Publication number
IT988810B
IT988810B IT2483173A IT2483173A IT988810B IT 988810 B IT988810 B IT 988810B IT 2483173 A IT2483173 A IT 2483173A IT 2483173 A IT2483173 A IT 2483173A IT 988810 B IT988810 B IT 988810B
Authority
IT
Italy
Prior art keywords
mixed structure
helicopter blade
helicopter
blade
mixed
Prior art date
Application number
IT2483173A
Other languages
English (en)
Original Assignee
United Aircraft Corp
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 United Aircraft Corp filed Critical United Aircraft Corp
Application granted granted Critical
Publication of IT988810B publication Critical patent/IT988810B/it

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
    • 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
    • B64C2027/4733—Rotor blades substantially made from particular materials
    • B64C2027/4736—Rotor blades substantially made from particular materials from composite materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Wind Motors (AREA)
  • Laminated Bodies (AREA)
IT2483173A 1972-05-31 1973-05-30 Pala per elicottero a struttura mista IT988810B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25814772A 1972-05-31 1972-05-31
US25833372A 1972-05-31 1972-05-31

Publications (1)

Publication Number Publication Date
IT988810B true IT988810B (it) 1975-04-30

Family

ID=26946445

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2483173A IT988810B (it) 1972-05-31 1973-05-30 Pala per elicottero a struttura mista

Country Status (6)

Country Link
JP (1) JPS4943394A (it)
AU (1) AU5909073A (it)
DE (1) DE2327393A1 (it)
FR (1) FR2186380B1 (it)
GB (1) GB1427158A (it)
IT (1) IT988810B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4096012A (en) * 1976-08-30 1978-06-20 The Boeing Company Method of forming a spar layup for an aerodynamic rotor blade
IT1091214B (it) * 1977-12-05 1985-07-06 Fiat Spa Pala per motori eolici
FR2427494A1 (fr) * 1978-06-01 1979-12-28 Neu Sa Perfectionnement aux pales pour ventilateurs helicoides de tres grand diametre
DE3006088A1 (de) * 1980-02-19 1981-08-20 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Rotor eines drehfluegelflugzeugs
DE3014347C2 (de) * 1980-04-15 1983-05-26 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Verfahren zur Herstellung von schaumkerngestützen, faserverstärkten Kunststoff-Formkörpern wie Flügel, Rotorblätter etc. großer Längen-und Breitenausdehnung
IT1210605B (it) * 1981-02-05 1989-09-14 Agusta Aeronaut Costr Metodo per la realizzazione di longheroni per pale di elicottero
DE3113079C2 (de) * 1981-04-01 1985-11-21 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Aerodynamischer Groß-Flügel und Verfahren zu dessen Herstellung
FR2572788B1 (fr) * 1984-11-08 1987-01-30 Hexcel Genin Sa Structure porteuse composite
US5074753A (en) * 1989-10-16 1991-12-24 Bell Helicopter Textron Inc. Rotor blade
GB2266085A (en) * 1992-04-14 1993-10-20 Composite Tech Pty Ltd Aerofoil construction.
US5868351A (en) * 1996-05-23 1999-02-09 Bell Helicopter Textron Inc. Rotor blade stowing system
FR2918347B1 (fr) 2007-07-02 2010-05-07 Eurocopter France Pale munie d'un longeron a enroulement horizontal et procede de fabrication d'un tel longeron
FR2925015B1 (fr) 2007-12-14 2010-06-04 Eurocopter France Pale de giravion, rotor de giravion muni de ladite pale, et procede de fabrication de cette pale
GB0822681D0 (en) * 2008-12-12 2009-01-21 Aviat Entpr Ltd Rotor blades
KR101455325B1 (ko) 2011-12-01 2014-10-27 에어버스 헬리콥터스 로터 블레이드
FR2983457B1 (fr) * 2011-12-01 2014-01-10 Eurocopter France Pale de rotor
US10723438B2 (en) * 2013-08-30 2020-07-28 Bell Helicopter Textron Inc. System and methods of constructing composite assemblies
FR3075757B1 (fr) 2017-12-22 2019-11-15 Airbus Helicopters Enveloppes aerodynamiques epaisses pour cols de pales et carenages de manchons de pales d'un rotor d'un aeronef
CN114030604B (zh) * 2021-11-19 2023-05-23 中国直升机设计研究所 一种复合材料缠绕的拉扭条组件及其成型方法
EP4389596A1 (en) * 2022-12-22 2024-06-26 General Electric Company Component with spar assembly for a turbine engine

Also Published As

Publication number Publication date
DE2327393A1 (de) 1973-12-13
AU5909073A (en) 1975-02-13
FR2186380B1 (it) 1977-09-02
JPS4943394A (it) 1974-04-24
GB1427158A (en) 1976-03-10
FR2186380A1 (it) 1974-01-11

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