JPS4824879B1 - - Google Patents

Info

Publication number
JPS4824879B1
JPS4824879B1 JP9013970A JP9013970A JPS4824879B1 JP S4824879 B1 JPS4824879 B1 JP S4824879B1 JP 9013970 A JP9013970 A JP 9013970A JP 9013970 A JP9013970 A JP 9013970A JP S4824879 B1 JPS4824879 B1 JP S4824879B1
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
JP9013970A
Other languages
Japanese (ja)
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 JPS4824879B1 publication Critical patent/JPS4824879B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Vibration Dampers (AREA)
JP9013970A 1969-10-16 1970-10-15 Pending JPS4824879B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6935410A FR2063969B1 (enrdf_load_stackoverflow) 1969-10-16 1969-10-16

Publications (1)

Publication Number Publication Date
JPS4824879B1 true JPS4824879B1 (enrdf_load_stackoverflow) 1973-07-24

Family

ID=9041607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9013970A Pending JPS4824879B1 (enrdf_load_stackoverflow) 1969-10-16 1970-10-15

Country Status (4)

Country Link
JP (1) JPS4824879B1 (enrdf_load_stackoverflow)
DE (1) DE2049481C2 (enrdf_load_stackoverflow)
FR (1) FR2063969B1 (enrdf_load_stackoverflow)
GB (1) GB1333246A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51106591A (ja) * 1975-03-17 1976-09-21 Showa Seitai Mfg Netsushushukuhosohoho

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2127061A5 (enrdf_load_stackoverflow) * 1971-02-22 1972-10-13 Arfina
FR2202005B1 (enrdf_load_stackoverflow) * 1972-08-09 1974-12-27 Arfina Anstalt Finanz
DE2345960C2 (de) * 1973-09-12 1985-09-19 Vibrachoc, Saint Cloud Schwingungsdämpfer, insbesondere für Hubschrauber mit starren Blättern
GB2025338B (en) * 1978-06-02 1982-08-04 Aerospatiale Helicopterrotor
DE3148903C2 (de) * 1981-12-10 1985-05-02 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Elastomere Dämpfungseinrichtung für ein Rotorblatt
FR2528382A1 (fr) * 1982-06-11 1983-12-16 Vibrachoc Sa Amortisseur de vibrations et notamment adaptateur de frequence pour pale d'helicoptere
FR2592696B1 (fr) * 1986-01-09 1989-12-01 Aerospatiale Contre-fiche de rappel elastique a amortissement incorpore, de type hydro-elastique.
FR2653405B1 (fr) 1989-10-20 1992-02-07 Aerospatiale Dispositif visco-elastique rotatif de rappel elastique et d'amortissement en trainee pour pale de rotor de giravion, et tete de rotor le comportant.
FR2678578B1 (fr) * 1991-07-02 1993-10-22 Aerospatiale Ste Nationale Indle Procede et dispositif pour la reduction des oscillations a caractere divergent du fuselage d'un helicoptere.
FR2818717B1 (fr) 2000-12-26 2003-03-07 Eurocopter France Dispositif de liaison elastique amortie et son procede de fabrication
FR2826933B1 (fr) 2001-07-04 2003-09-26 Eurocopter France Amortisseur de trainee a inertie fluide pour rotor de giravion
FR2835506B1 (fr) 2002-02-06 2004-03-12 Eurocopter France Amortisseur de trainee a double piston pour rotor de giravion
CA2533201C (en) 2003-08-27 2010-06-22 Bell Helicopter Textron Inc. Dual spring rate damper
FR2890937B1 (fr) 2005-09-21 2009-04-24 Eurocopter France Rotor de giravion a pales articulees en battement et en trainee
US10371313B2 (en) 2016-02-17 2019-08-06 The Boeing Company Load relief tie rod
US12060148B2 (en) 2022-08-16 2024-08-13 Honeywell International Inc. Ground resonance detection and warning system and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2114808A (en) * 1937-02-19 1938-04-19 Autogiro Co Of America Sustaining rotor for aircraft
FR936775A (fr) * 1945-09-25 1948-07-29 United Aircraft Corp Amortisseur de vibrations pour sustentateurs rotatifs d'hélicoptères ou appareils volants similaires
US2640554A (en) * 1946-10-10 1953-06-02 Autogiro Co Of America Mechanism for controlling blade movements of aircraft sustaining rotors
US2494985A (en) * 1946-10-26 1950-01-17 Firestone Tire & Rubber Co Aircraft rotor damping device
US2909248A (en) * 1957-04-12 1959-10-20 Houdaille Industries Inc Linear damper
GB945928A (en) * 1961-10-02 1964-01-08 Lord Mfg Co Rotor head for rotary wing aircraft
US3288226A (en) * 1965-03-15 1966-11-29 Fairchild Hiller Corp Teetering rotor hub assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51106591A (ja) * 1975-03-17 1976-09-21 Showa Seitai Mfg Netsushushukuhosohoho

Also Published As

Publication number Publication date
DE2049481C2 (de) 1986-04-30
GB1333246A (en) 1973-10-10
FR2063969B1 (enrdf_load_stackoverflow) 1974-05-24
FR2063969A1 (enrdf_load_stackoverflow) 1971-07-16
DE2049481A1 (de) 1971-05-06

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