DE2635241A1 - Rotorblatt fuer hubschrauberrotoren - Google Patents

Rotorblatt fuer hubschrauberrotoren

Info

Publication number
DE2635241A1
DE2635241A1 DE19762635241 DE2635241A DE2635241A1 DE 2635241 A1 DE2635241 A1 DE 2635241A1 DE 19762635241 DE19762635241 DE 19762635241 DE 2635241 A DE2635241 A DE 2635241A DE 2635241 A1 DE2635241 A1 DE 2635241A1
Authority
DE
Germany
Prior art keywords
rotor blade
blade
fibers
rotor
blade according
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.)
Withdrawn
Application number
DE19762635241
Other languages
German (de)
English (en)
Inventor
Arnold John Sobey
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of DE2635241A1 publication Critical patent/DE2635241A1/de
Withdrawn legal-status Critical Current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
    • 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)
  • Reinforced Plastic Materials (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
DE19762635241 1975-08-06 1976-08-05 Rotorblatt fuer hubschrauberrotoren Withdrawn DE2635241A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB32943/75A GB1526433A (en) 1975-08-06 1975-08-06 Helicopter rotor blades

Publications (1)

Publication Number Publication Date
DE2635241A1 true DE2635241A1 (de) 1977-03-03

Family

ID=10346301

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762635241 Withdrawn DE2635241A1 (de) 1975-08-06 1976-08-05 Rotorblatt fuer hubschrauberrotoren

Country Status (4)

Country Link
US (1) US4077740A (enExample)
DE (1) DE2635241A1 (enExample)
FR (1) FR2320231A1 (enExample)
GB (1) GB1526433A (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2856400C2 (de) * 1978-01-03 1987-04-30 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland, London Tragflügel, insbesondere für Drehflügelflugzeuge
US4306837A (en) * 1979-04-24 1981-12-22 Textron, Inc. Bearingless tail rotor for helicopters
US4427340A (en) 1982-06-24 1984-01-24 Bell Helicopter Textron Inc. Soft inplane bearingless helicopter rotor
GB2164309B (en) * 1984-09-11 1987-09-09 Secr Defence Helicopter rotor blades
US5178457A (en) * 1991-11-19 1993-01-12 Tandem Products, Inc. Mixer fin
DE29807874U1 (de) * 1998-05-04 1999-09-30 Husumer Schiffswerft Inh. Gebrüder Kröger GmbH & Co. KG, 25813 Husum Rotorblattsatz für Windkraftanlage zur Elektrizitätserzeugung
CN1294353C (zh) * 2001-07-19 2007-01-10 Neg麦康公司 风力涡轮机叶片及其制造方法
DK175275B1 (da) * 2002-03-19 2004-08-02 Lm Glasfiber As Overgangsområde i vindmöllevinge
DK175562B1 (da) * 2002-03-19 2004-12-06 Lm Glasfiber As Vindmöllevinge med kulfibertip
DK1603735T3 (da) * 2003-03-06 2007-07-09 Vestas Wind Sys As Forbindelse imellem kompositter med ikke-kompatible egenskaber samt fremgangsmåde til fremstilling
EP2511477B1 (en) * 2011-04-11 2014-06-04 LM WP Patent Holding A/S Wind turbine blade with transition region
WO2013010979A2 (en) * 2011-07-20 2013-01-24 Lm Wind Power A/S Wind turbine blade with transition region
CN103569357A (zh) * 2012-07-31 2014-02-12 赵秋顺 大型高强度复合碳纤维旋翼

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR865940A (fr) * 1940-02-16 1941-06-09 Perfectionnements aux procédés utilisés pour la construction des hélices aériennes et voilures tournantes
US2484141A (en) * 1947-01-09 1949-10-11 United Aircraft Corp Skin stressed laminated fiberglas rotor blade
US3021246A (en) * 1957-05-17 1962-02-13 Hutter Ulrich Process for producing a structure of fiber reinforced plastic material
US3065799A (en) * 1958-04-21 1962-11-27 Brackley Shaw Rotary wing aircraft
US3117630A (en) * 1960-03-01 1964-01-14 Barish Ass Inc Rotors
US3237697A (en) * 1963-02-11 1966-03-01 Boeing Co Helicopter rotor blade
US3321019A (en) * 1965-10-22 1967-05-23 United Aircraft Corp Fiberglass blade
DE1531374A1 (de) * 1967-09-12 1970-01-29 Messerschmitt Boelkow Blohm Rotorblatt aus faserverstaerktem Kunststoff mit schlaufenartiger Blattwurzel
GB1262704A (en) * 1968-08-10 1972-02-02 Messerschmitt Boelkow Blohm Helicopter rotor blade
FR1600711A (enExample) * 1968-12-30 1970-07-27
FR2041747A1 (enExample) * 1969-05-20 1971-02-05 Sud Aviation
US3999886A (en) * 1974-10-10 1976-12-28 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Hingeless helicopter rotor with improved stability

Also Published As

Publication number Publication date
GB1526433A (en) 1978-09-27
FR2320231A1 (fr) 1977-03-04
FR2320231B1 (enExample) 1982-06-04
US4077740A (en) 1978-03-07

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8130 Withdrawal