FR1559400A - - Google Patents

Info

Publication number
FR1559400A
FR1559400A FR1559400DA FR1559400A FR 1559400 A FR1559400 A FR 1559400A FR 1559400D A FR1559400D A FR 1559400DA FR 1559400 A FR1559400 A FR 1559400A
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
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
Application granted granted Critical
Publication of FR1559400A publication Critical patent/FR1559400A/fr
Expired 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
    • B64C27/327—Retention means relieving the stress from the arm, e.g. tie-bars

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Laminated Bodies (AREA)
  • Springs (AREA)
FR1559400D 1967-07-11 1968-03-25 Expired FR1559400A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0093415 1967-07-11

Publications (1)

Publication Number Publication Date
FR1559400A true FR1559400A (fr) 1969-03-07

Family

ID=6986954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1559400D Expired FR1559400A (fr) 1967-07-11 1968-03-25

Country Status (5)

Country Link
US (1) US3578877A (fr)
DE (1) DE1531359B1 (fr)
ES (1) ES356058A1 (fr)
FR (1) FR1559400A (fr)
GB (1) GB1196318A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373446A1 (fr) * 1976-12-11 1978-07-07 Messerschmitt Boelkow Blohm Rotor pour appareil a voilure tournante
FR2392875A1 (fr) * 1977-03-23 1978-12-29 Messerschmitt Boelkow Blohm Rotor pour appareil a voilure tournante
FR2410600A1 (fr) * 1977-11-30 1979-06-29 Messerschmitt Boelkow Blohm Rotor quadripale, notamment pour aeronefs a voilure tournante
EP0521792A1 (fr) * 1991-07-03 1993-01-07 AEROSPATIALE Société Nationale Industrielle Tête de rotor de giravion, rigide en traînée et articulée en pas et battement

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893788A (en) * 1973-02-06 1975-07-08 Bendix Corp Flexible coupling
US3879153A (en) * 1974-01-07 1975-04-22 Gerald L Breuner Attachment for rotor hub and pairs of blades
DE2638148C3 (de) * 1976-08-25 1980-09-18 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Rotor für ein Drehflügelflugzeug
DE2638167C3 (de) * 1976-08-25 1980-09-25 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Rotor für Drehflügelflugzeuge
DE2756398C3 (de) * 1977-12-17 1980-07-24 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Vierblattrotor, insbesondere für Drehflügelflugzeuge
DE2801943C2 (de) * 1978-01-18 1981-09-24 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Rotor, insbesondere für ein Drehflügelflugzeug
GB2122708B (en) * 1982-07-01 1985-09-25 Dunlop Ltd Improvements in or relating to link means
US5110260A (en) * 1990-12-17 1992-05-05 United Technologies Corporation Articulated helicopter rotor within an improved blade-to-hub connection
WO2015183658A1 (fr) * 2014-05-30 2015-12-03 Sikorsky Aircraft Corporation Enveloppe de tige structurellement efficace
US11021234B1 (en) 2017-05-25 2021-06-01 Amazon Technologies, Inc. Variable pitch mechanisms for propeller blades using a compound gearbox
US10562608B1 (en) * 2017-05-25 2020-02-18 Amazon Technologies, Inc. Variable pitch mechanisms for propeller blades using linear actuation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2137952A (en) * 1936-06-25 1938-11-22 Walter W Rothenhoefer Airplane
US2495434A (en) * 1946-05-17 1950-01-24 Joy Mfg Co Variable pitch propeller
FR1334446A (fr) * 1961-06-28 1963-08-09 Bolkow Entwicklungen Kg Articulation sans frottement
GB1045723A (en) * 1961-11-06 1966-10-19 Bendix Corp Improvements in or relating to force transmitting members
US3228481A (en) * 1964-04-24 1966-01-11 Bendix Corp Tie bar bushing
US3249161A (en) * 1964-12-02 1966-05-03 Karl E Schoenherr Feathering controllable pitch propeller
GB1205757A (en) * 1967-02-07 1970-09-16 Westland Aircraft Ltd Improvements in or relating to rotor heads for rotary wing aircraft
US3384185A (en) * 1967-06-02 1968-05-21 Aerojet General Co Rotor hubs

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373446A1 (fr) * 1976-12-11 1978-07-07 Messerschmitt Boelkow Blohm Rotor pour appareil a voilure tournante
FR2392875A1 (fr) * 1977-03-23 1978-12-29 Messerschmitt Boelkow Blohm Rotor pour appareil a voilure tournante
FR2410600A1 (fr) * 1977-11-30 1979-06-29 Messerschmitt Boelkow Blohm Rotor quadripale, notamment pour aeronefs a voilure tournante
EP0521792A1 (fr) * 1991-07-03 1993-01-07 AEROSPATIALE Société Nationale Industrielle Tête de rotor de giravion, rigide en traînée et articulée en pas et battement
FR2678579A1 (fr) * 1991-07-03 1993-01-08 Aerospatiale Tete de rotor de giravion, rigide en trainee et articulee en pas et battement.
US5474424A (en) * 1991-07-03 1995-12-12 Aerospatiale Societe Nationale Industrielle Rotorcraft rotor head, which is rigid in drag and articulated in pitch and flapping

Also Published As

Publication number Publication date
DE1531359B1 (de) 1969-09-11
ES356058A1 (es) 1969-12-16
US3578877A (en) 1971-05-18
GB1196318A (en) 1970-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse