FR2689088B1 - Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres. - Google Patents

Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres.

Info

Publication number
FR2689088B1
FR2689088B1 FR9203878A FR9203878A FR2689088B1 FR 2689088 B1 FR2689088 B1 FR 2689088B1 FR 9203878 A FR9203878 A FR 9203878A FR 9203878 A FR9203878 A FR 9203878A FR 2689088 B1 FR2689088 B1 FR 2689088B1
Authority
FR
France
Prior art keywords
aerodynes
landers
equipment
shock absorber
especially helicopters
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 - Fee Related
Application number
FR9203878A
Other languages
English (en)
Other versions
FR2689088A1 (fr
Inventor
Michel Derrien
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.)
Safran Landing Systems SAS
Original Assignee
Messier Bugatti SA
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 Messier Bugatti SA filed Critical Messier Bugatti SA
Priority to FR9203878A priority Critical patent/FR2689088B1/fr
Priority to EP93400751A priority patent/EP0564324A1/fr
Priority to CA002092489A priority patent/CA2092489A1/fr
Priority to US08/037,416 priority patent/US5294077A/en
Publication of FR2689088A1 publication Critical patent/FR2689088A1/fr
Application granted granted Critical
Publication of FR2689088B1 publication Critical patent/FR2689088B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/58—Arrangements or adaptations of shock-absorbers or springs
    • B64C25/60—Oleo legs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/001—Devices not provided for in the groups B64C25/02 - B64C25/68
    • B64C2025/008—Comprising means for modifying their length, e.g. for kneeling, for jumping, or for leveling the aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Actuator (AREA)
FR9203878A 1992-03-31 1992-03-31 Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres. Expired - Fee Related FR2689088B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9203878A FR2689088B1 (fr) 1992-03-31 1992-03-31 Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres.
EP93400751A EP0564324A1 (fr) 1992-03-31 1993-03-23 Amortisseur-vérin destiné à l'équipement d'atterrisseurs d'aérodynes, notamment d'hélicoptères
CA002092489A CA2092489A1 (fr) 1992-03-31 1993-03-25 Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres
US08/037,416 US5294077A (en) 1992-03-31 1993-03-26 Shock-absorbing actuator for fitting to landing gear of heavier-than-air aircraft, in particular helicopters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9203878A FR2689088B1 (fr) 1992-03-31 1992-03-31 Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres.

Publications (2)

Publication Number Publication Date
FR2689088A1 FR2689088A1 (fr) 1993-10-01
FR2689088B1 true FR2689088B1 (fr) 1994-05-13

Family

ID=9428280

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9203878A Expired - Fee Related FR2689088B1 (fr) 1992-03-31 1992-03-31 Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres.

Country Status (4)

Country Link
US (1) US5294077A (fr)
EP (1) EP0564324A1 (fr)
CA (1) CA2092489A1 (fr)
FR (1) FR2689088B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2719880B1 (fr) * 1994-05-11 1996-06-07 Messier Bugatti Dispositif de sécurité à élément télescopique limiteur d'accélération, destiné à assurer la protection d'un système transporté à bord d'un véhicule en cas de choc.
US5944283A (en) * 1997-12-05 1999-08-31 Cartercopters, Llc Crashworthy landing gear shock
US6328259B1 (en) 2000-06-06 2001-12-11 The Boeing Company Variable-load shear collar for helicopter landing gear shock struts
US20050056117A1 (en) * 2003-07-22 2005-03-17 Kaiser Compositek, Inc. Composite strut and method of making same
US8001764B2 (en) * 2004-09-17 2011-08-23 Aurora Flight Sciences Corporation Vibration isolation engine mount system and method for ducted fans
WO2006137869A2 (fr) 2004-09-17 2006-12-28 Aurora Flight Sciences Systeme et procede pour le controle de la vitesse angulaire de roulis d'un aeronef a voilure libre desaccouplee en torsion
EP1796961A2 (fr) * 2004-09-17 2007-06-20 Aurora Flight Sciences Train d'atterrissage adaptatif
WO2007001372A2 (fr) * 2004-09-17 2007-01-04 Aurora Flight Sciences Casserole carenee de refroidissement du reacteur
EP1796962A2 (fr) * 2004-09-17 2007-06-20 Aurora Flight Sciences Commande d'approche destinee a un avion a decollage et a atterrissage vertical de type tail sitter (assis sur la queue)
FR2884801B1 (fr) 2005-04-22 2008-11-14 Eurocopter France Atterrisseur auxillaire de nez, structure porteuse et aeronef a voilure tournante
FR2908486B1 (fr) * 2006-11-13 2008-12-26 Messier Dowty Sa Sa Organe telescopique a butee interne effacable
FR2917371B1 (fr) * 2007-06-15 2009-11-20 Messier Dowty Sa Amortisseur pour atterisseur d'aeronef
EP2368797B1 (fr) * 2010-03-05 2015-10-28 Goodrich Corporation Système pour indiquer un atterrissage brutal d'avion
US9533755B2 (en) * 2013-01-16 2017-01-03 Otto Aviation Group Aircraft fuselage
CN107972853A (zh) * 2017-12-07 2018-05-01 佛山市神风航空科技有限公司 航拍飞行器起落架二级减震结构
US11332238B2 (en) * 2020-03-22 2022-05-17 Aurora Flight Sciences Corporation Energy absorbing landing gear system for a vertical landing apparatus and method of using the same
US12084169B2 (en) * 2022-10-26 2024-09-10 Safran Landing Systems Canada Inc. Retractable body mounted landing gear with secondary crash attenuation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2554581A (en) * 1941-07-31 1951-05-29 Siam Shock absorber with retractable stroke for airplanes
FR2448662A1 (fr) * 1979-02-06 1980-09-05 Messier Hispano Bugatti Sa Perfectionnements aux amortisseurs et amortisseur-verins notamment pour trains d'atterrissage d'aerodyne
US4273303A (en) * 1979-03-16 1981-06-16 The Boeing Company Adaptive airplane landing gear
FR2493444A1 (fr) * 1980-10-30 1982-05-07 Messier Hispano Sa Amortisseur-verin
FR2608242B1 (fr) * 1986-12-12 1989-03-31 Aerospatiale Amortisseur-verin, contre-fiche le comportant, et train d'atterrissage equipe d'une telle contre-fiche

Also Published As

Publication number Publication date
FR2689088A1 (fr) 1993-10-01
EP0564324A1 (fr) 1993-10-06
US5294077A (en) 1994-03-15
CA2092489A1 (fr) 1993-10-01

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse