JPS5632159B1 - - Google Patents

Info

Publication number
JPS5632159B1
JPS5632159B1 JP1529472A JP1529472A JPS5632159B1 JP S5632159 B1 JPS5632159 B1 JP S5632159B1 JP 1529472 A JP1529472 A JP 1529472A JP 1529472 A JP1529472 A JP 1529472A JP S5632159 B1 JPS5632159 B1 JP S5632159B1
Authority
JP
Japan
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
JP1529472A
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 filed Critical
Publication of JPS5632159B1 publication Critical patent/JPS5632159B1/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/51—Damping of blade movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/33—Rotors having flexing arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Moulding By Coating Moulds (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Reinforced Plastic Materials (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP1529472A 1971-02-15 1972-02-15 Pending JPS5632159B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7104967A FR2125150B1 (ja) 1971-02-15 1971-02-15

Publications (1)

Publication Number Publication Date
JPS5632159B1 true JPS5632159B1 (ja) 1981-07-25

Family

ID=9071891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1529472A Pending JPS5632159B1 (ja) 1971-02-15 1972-02-15

Country Status (5)

Country Link
US (1) US3762834A (ja)
JP (1) JPS5632159B1 (ja)
FR (1) FR2125150B1 (ja)
GB (1) GB1332443A (ja)
IT (1) IT947075B (ja)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432117A (en) * 1973-05-10 1976-04-14 Aerospatiale Rotor for rotating wing type aircraft
US4012169A (en) * 1973-05-10 1977-03-15 Societe Nationale Industrielle Aerospatiale Rotor for rotating wing type aircraft
US3874815A (en) * 1973-11-15 1975-04-01 Boeing Co Rotary head assembly for rotary wing aircraft
FR2252916B1 (ja) * 1973-11-30 1978-02-24 Aerospatiale
US3885887A (en) * 1973-12-05 1975-05-27 Boeing Co Flexure for bearingless rotor
IT1011053B (it) * 1974-03-07 1977-01-20 Agusta Aeronaut Costr Mozzo di rotore per elicottero dota do ti elementi flessibili quali ar ticolazioni virtuali
GB1458874A (en) * 1974-09-06 1976-12-15 Westland Aircraft Ltd Semi-rigid rotors for 'otary wing aircraft
FR2310920A1 (fr) * 1975-05-14 1976-12-10 Aerospatiale Agencement de rotor pour aeronef a voilure tournante
US3999887A (en) * 1975-07-09 1976-12-28 Lord Corporation Propeller assembly
GB1535391A (en) * 1976-05-11 1978-12-13 Westland Aircraft Ltd Helicopter rotors
US4047839A (en) * 1976-05-28 1977-09-13 United Technologies Corporation Torque reacting means for the hubs of cross beam rotors
US4111605A (en) * 1976-12-16 1978-09-05 The Boeing Company Composite hingeless rotor hub for rotary wing aircraft
DE2722250A1 (de) * 1977-03-23 1978-11-23 Messerschmitt Boelkow Blohm Rotor eines drehfluegelflugzeugs
FR2397325A1 (fr) * 1977-07-13 1979-02-09 Aerospatiale Moyeu de rotor, en particulier pour le rotor principal d'un helicoptere
FR2397326A2 (fr) * 1977-07-13 1979-02-09 Aerospatiale Rotor sans articulations, en particulier pour un giravion
FR2430354A1 (fr) * 1978-07-07 1980-02-01 Aerospatiale Helice multipale a pas variable d'un type simplifie
IT1117626B (it) * 1979-02-02 1986-02-17 Aereonautiche Giovanni Augusta Rotore articolato per elicotteri
DE2929906C3 (de) * 1979-07-24 1982-01-21 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Rotor für einen Hubschrauber mit zumindest einem Paar einander gegenüberliegender Rotorblätter
US4349317A (en) * 1979-11-02 1982-09-14 The Boeing Company Bearingless rotor for single and tandem helicopters
FR2474395A1 (fr) * 1980-01-28 1981-07-31 Aerospatiale Procede de fabrication d'un element flexible et torsible et elements obtenus selon ce procede
EP0069455A1 (en) * 1981-06-04 1983-01-12 WESTLAND plc Connecting element and helicopter rotor incorporating same
US4455123A (en) * 1982-06-01 1984-06-19 Westland Plc Connecting element and helicopter rotor incorporating same
EP0135296B1 (en) * 1983-08-22 1987-06-03 Westland Group plc Helicopter rotors
GB2165026A (en) * 1984-09-26 1986-04-03 Jose A Avila Composite torsion link
US4645423A (en) * 1985-07-29 1987-02-24 United Technologies Corporation Tension/compression rod arrangement for damping helicopter rotor blade oscillations
EP0221678B1 (en) * 1985-10-15 1990-03-07 Westland Group plc Helicopter rotor
FR2630703B1 (fr) * 1988-04-29 1990-08-24 Aerospatiale Tete de rotor de giravion a tirants interpales de rappel elastique avec amortissement incorpore
US5091029A (en) * 1991-01-15 1992-02-25 United Technologies Corporation Method of manufacturing a unitary, multi-legged helicopter rotor flexbeam made solely of composite materials
FR2682663B1 (fr) * 1991-10-16 1994-01-07 Aerospatiale Ste Nationale Indle Rotor multipale, notamment pour helice arriere anticouple d'helicoptere et procede pour sa realisation.
US9701403B2 (en) * 2014-02-18 2017-07-11 Bell Helicopter Textron Inc. Broad goods composite yoke for rotor system
US11091255B2 (en) * 2014-06-11 2021-08-17 Lord Corporation Lead-lag dampers and assemblies for an articulated rotor and methods for operation
FR3053312B1 (fr) * 2016-06-29 2019-07-19 Airbus Helicopters Rotor et aeronef pourvu d'un tel rotor
FR3057541B1 (fr) * 2016-10-14 2019-03-29 Airbus Helicopters Amortisseur de trainee integre a l'interieur d'une pale d'un rotor
WO2019217532A1 (en) * 2018-05-08 2019-11-14 Avx Aircraft Company Rotor hub

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3347320A (en) * 1966-07-06 1967-10-17 Bell Aerospace Corp Rotor system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3384185A (en) * 1967-06-02 1968-05-21 Aerojet General Co Rotor hubs

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3347320A (en) * 1966-07-06 1967-10-17 Bell Aerospace Corp Rotor system

Also Published As

Publication number Publication date
DE2203828A1 (de) 1972-08-24
US3762834A (en) 1973-10-02
IT947075B (it) 1973-05-21
FR2125150B1 (ja) 1973-12-07
DE2203828B2 (de) 1975-11-06
FR2125150A1 (ja) 1972-09-29
GB1332443A (en) 1973-10-03

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