FR1442684A - Perfectionnements aux têtes de rotor pour appareils d'aviation à voilure tournante - Google Patents

Perfectionnements aux têtes de rotor pour appareils d'aviation à voilure tournante

Info

Publication number
FR1442684A
FR1442684A FR22851A FR22851A FR1442684A FR 1442684 A FR1442684 A FR 1442684A FR 22851 A FR22851 A FR 22851A FR 22851 A FR22851 A FR 22851A FR 1442684 A FR1442684 A FR 1442684A
Authority
FR
France
Prior art keywords
wing aircraft
rotary wing
rotor head
head improvements
rotor
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.)
Expired
Application number
FR22851A
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.)
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
Priority to FR22851A priority Critical patent/FR1442684A/fr
Application granted granted Critical
Publication of FR1442684A publication Critical patent/FR1442684A/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
    • B64C27/33—Rotors having flexing arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR22851A 1965-06-30 1965-06-30 Perfectionnements aux têtes de rotor pour appareils d'aviation à voilure tournante Expired FR1442684A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR22851A FR1442684A (fr) 1965-06-30 1965-06-30 Perfectionnements aux têtes de rotor pour appareils d'aviation à voilure tournante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR22851A FR1442684A (fr) 1965-06-30 1965-06-30 Perfectionnements aux têtes de rotor pour appareils d'aviation à voilure tournante

Publications (1)

Publication Number Publication Date
FR1442684A true FR1442684A (fr) 1966-06-17

Family

ID=8583410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR22851A Expired FR1442684A (fr) 1965-06-30 1965-06-30 Perfectionnements aux têtes de rotor pour appareils d'aviation à voilure tournante

Country Status (1)

Country Link
FR (1) FR1442684A (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695779A (en) * 1970-05-18 1972-10-03 Lockheed Aircraft Corp Rotor system including a blade retention member
US3807897A (en) * 1970-06-11 1974-04-30 Exploi De Materials Et Moteurt Rigid hubs for variable-pitch propellers and gas turbines
FR2402579A1 (fr) * 1977-09-07 1979-04-06 Westland Aircraft Ltd Rotor d'helicoptere, et helicoptere comportant un tel rotor
US4564336A (en) * 1982-03-15 1986-01-14 Hughes Helicopters, Inc. Low drag, bearingless rotor head for helicopters
US4645423A (en) * 1985-07-29 1987-02-24 United Technologies Corporation Tension/compression rod arrangement for damping helicopter rotor blade oscillations
US4874292A (en) * 1988-11-18 1989-10-17 The United States Of America As Represented By The Secretary Of The Army Apparatus for damping helicopter rotor blade oscillations
US4915585A (en) * 1988-04-29 1990-04-10 Aerospatiale Societe National Industrielle Rotary-wing aircraft rotor head having resilient-return interblade ties with built-in damping

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695779A (en) * 1970-05-18 1972-10-03 Lockheed Aircraft Corp Rotor system including a blade retention member
US3807897A (en) * 1970-06-11 1974-04-30 Exploi De Materials Et Moteurt Rigid hubs for variable-pitch propellers and gas turbines
FR2402579A1 (fr) * 1977-09-07 1979-04-06 Westland Aircraft Ltd Rotor d'helicoptere, et helicoptere comportant un tel rotor
FR2402578A1 (fr) * 1977-09-07 1979-04-06 Westland Aircraft Ltd Rotor d'helicoptere, et helicoptere comportant un tel rotor
US4564336A (en) * 1982-03-15 1986-01-14 Hughes Helicopters, Inc. Low drag, bearingless rotor head for helicopters
US4645423A (en) * 1985-07-29 1987-02-24 United Technologies Corporation Tension/compression rod arrangement for damping helicopter rotor blade oscillations
US4915585A (en) * 1988-04-29 1990-04-10 Aerospatiale Societe National Industrielle Rotary-wing aircraft rotor head having resilient-return interblade ties with built-in damping
US4874292A (en) * 1988-11-18 1989-10-17 The United States Of America As Represented By The Secretary Of The Army Apparatus for damping helicopter rotor blade oscillations

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