FR2429147A1 - Profile extrude, notamment pour pale d'helice - Google Patents

Profile extrude, notamment pour pale d'helice

Info

Publication number
FR2429147A1
FR2429147A1 FR7818465A FR7818465A FR2429147A1 FR 2429147 A1 FR2429147 A1 FR 2429147A1 FR 7818465 A FR7818465 A FR 7818465A FR 7818465 A FR7818465 A FR 7818465A FR 2429147 A1 FR2429147 A1 FR 2429147A1
Authority
FR
France
Prior art keywords
extruded
cylindrical surface
blade
helicopter rotor
aerofoil section
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.)
Pending
Application number
FR7818465A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7818465A priority Critical patent/FR2429147A1/fr
Publication of FR2429147A1 publication Critical patent/FR2429147A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/24—Hollow blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

Profilé creux en métal léger pour la fabrication de pales ou analogues d'hélice, notamment d'éolienne. Il comprend, interposées entre les parois opposées du profilé ou dos, deux parois transversales parallèles ménageant des portées pour le montage à serrage d'un pied de pale. Pale obtenue par sectionnement d'un tel profilé.
FR7818465A 1978-06-20 1978-06-20 Profile extrude, notamment pour pale d'helice Pending FR2429147A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7818465A FR2429147A1 (fr) 1978-06-20 1978-06-20 Profile extrude, notamment pour pale d'helice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7818465A FR2429147A1 (fr) 1978-06-20 1978-06-20 Profile extrude, notamment pour pale d'helice

Publications (1)

Publication Number Publication Date
FR2429147A1 true FR2429147A1 (fr) 1980-01-18

Family

ID=9209760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818465A Pending FR2429147A1 (fr) 1978-06-20 1978-06-20 Profile extrude, notamment pour pale d'helice

Country Status (1)

Country Link
FR (1) FR2429147A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542645A1 (fr) * 1983-03-15 1984-09-21 Cabrol Lucien Procede de realisation d'une structure de sustentation pour aeronef ainsi que la structure obtenue
EP0338114A1 (fr) * 1988-04-22 1989-10-25 Caproni Vizzola Costruzioni Aeronautiche S.P.A. Méthode de construction de surfaces de commande d'avion
US5106265A (en) * 1989-04-25 1992-04-21 Astrid Holzem Wind-turbine wing with a pneumatically actuated spoiler

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR920962A (fr) * 1946-01-31 1947-04-23 United Aircraft Corp Perfectionnements aux pales et notamment aux pales d'hélicoptères
US2460351A (en) * 1945-11-30 1949-02-01 Rheem Mfg Co Rotor blade
US2564093A (en) * 1944-02-16 1951-08-14 Hartford Nat Bank & Trust Co Cylindrical object manufactured by the extrusion process
FR1083579A (fr) * 1952-06-03 1955-01-11 Jacobs Aircraft Engine Co Pales pour avions et hélicoptères et procédé de fabrication de ces pales
US2807870A (en) * 1952-02-05 1957-10-01 Gen Motors Corp Method of making a propeller blade
FR1171382A (fr) * 1957-01-07 1959-01-26 United Aircraft Corp Pale de rotor perfectionnée pour aéronefs à voilure tournante
FR1206956A (fr) * 1957-05-27 1960-02-12 Parsons Corp Construction et fixation d'une aile de rotor d'hélicoptère

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564093A (en) * 1944-02-16 1951-08-14 Hartford Nat Bank & Trust Co Cylindrical object manufactured by the extrusion process
US2460351A (en) * 1945-11-30 1949-02-01 Rheem Mfg Co Rotor blade
FR920962A (fr) * 1946-01-31 1947-04-23 United Aircraft Corp Perfectionnements aux pales et notamment aux pales d'hélicoptères
US2807870A (en) * 1952-02-05 1957-10-01 Gen Motors Corp Method of making a propeller blade
FR1083579A (fr) * 1952-06-03 1955-01-11 Jacobs Aircraft Engine Co Pales pour avions et hélicoptères et procédé de fabrication de ces pales
FR1171382A (fr) * 1957-01-07 1959-01-26 United Aircraft Corp Pale de rotor perfectionnée pour aéronefs à voilure tournante
FR1206956A (fr) * 1957-05-27 1960-02-12 Parsons Corp Construction et fixation d'une aile de rotor d'hélicoptère

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542645A1 (fr) * 1983-03-15 1984-09-21 Cabrol Lucien Procede de realisation d'une structure de sustentation pour aeronef ainsi que la structure obtenue
EP0338114A1 (fr) * 1988-04-22 1989-10-25 Caproni Vizzola Costruzioni Aeronautiche S.P.A. Méthode de construction de surfaces de commande d'avion
US5106265A (en) * 1989-04-25 1992-04-21 Astrid Holzem Wind-turbine wing with a pneumatically actuated spoiler

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