FR2447800B1 - - Google Patents

Info

Publication number
FR2447800B1
FR2447800B1 FR8002219A FR8002219A FR2447800B1 FR 2447800 B1 FR2447800 B1 FR 2447800B1 FR 8002219 A FR8002219 A FR 8002219A FR 8002219 A FR8002219 A FR 8002219A FR 2447800 B1 FR2447800 B1 FR 2447800B1
Authority
FR
France
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
Application number
FR8002219A
Other languages
French (fr)
Other versions
FR2447800A1 (fr
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.)
Westland Group PLC
Original Assignee
Westland Aircraft Ltd
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 Westland Aircraft Ltd filed Critical Westland Aircraft Ltd
Publication of FR2447800A1 publication Critical patent/FR2447800A1/fr
Application granted granted Critical
Publication of FR2447800B1 publication Critical patent/FR2447800B1/fr
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/46Blades
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/10Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
    • B29C43/12Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using bags surrounding the moulding material or using membranes contacting the moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/46Blades
    • B64C27/473Constructional features
    • B64C2027/4733Rotor blades substantially made from particular materials
    • B64C2027/4736Rotor 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)
FR8002219A 1979-02-05 1980-02-01 Procede pour produire des objets creux en une matiere plastique renforcee de fibres et objets creux ainsi obtenus Granted FR2447800A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7903999 1979-02-05

Publications (2)

Publication Number Publication Date
FR2447800A1 FR2447800A1 (fr) 1980-08-29
FR2447800B1 true FR2447800B1 (xx) 1983-02-25

Family

ID=10502972

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002219A Granted FR2447800A1 (fr) 1979-02-05 1980-02-01 Procede pour produire des objets creux en une matiere plastique renforcee de fibres et objets creux ainsi obtenus

Country Status (3)

Country Link
DE (1) DE3003906A1 (xx)
FR (1) FR2447800A1 (xx)
IT (1) IT1143915B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2085351B (en) * 1980-09-26 1985-02-20 Blatchford Chas A And Sons Ltd A method of making an artificial limb component
FR2496470A1 (fr) * 1980-12-22 1982-06-25 Guyot Michel Cadre de raquette, en particulier pour jeu de tennis, en matiere synthetique polymerisee armee de fibres resistantes, et son procede de fabrication
AT383319B (de) * 1982-09-07 1987-06-25 Fischer Gmbh Rohrfoermiger hohlkoerper aus faserverstaerktem kunststoff, insbesondere strukturbauteil fuer ein fahrzeug, zur uebertragung von druck-,zug-,biege- und torsionskraeften
FR2555501A1 (fr) * 1983-11-28 1985-05-31 Septem Sa Procede de fabrication de structures rigides creuses en fibres impregnees de resine, dispositif pour sa mise en oeuvre et structure obtenue
US9981736B2 (en) 2016-05-16 2018-05-29 Bell Helicopter Textron Inc. Folding proprotor blade assembly having integral tang assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1085142A (fr) * 1953-06-19 1955-01-27 Sncase Perfectionnements aux surfaces aérodynamiques et plus particulièrement aux pales d'hélicoptères
FR2234130B1 (xx) * 1973-05-14 1976-04-30 Kamov Nikolai

Also Published As

Publication number Publication date
IT8047781A0 (it) 1980-02-01
DE3003906A1 (de) 1980-09-04
FR2447800A1 (fr) 1980-08-29
IT1143915B (it) 1986-10-29

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Legal Events

Date Code Title Description
ST Notification of lapse