CA1325626C - Amortisseur-verin, contre-fiche le comportant, et train d'atterrissage equipe d'une telle contre-fiche - Google Patents
Amortisseur-verin, contre-fiche le comportant, et train d'atterrissage equipe d'une telle contre-ficheInfo
- Publication number
- CA1325626C CA1325626C CA000554001A CA554001A CA1325626C CA 1325626 C CA1325626 C CA 1325626C CA 000554001 A CA000554001 A CA 000554001A CA 554001 A CA554001 A CA 554001A CA 1325626 C CA1325626 C CA 1325626C
- Authority
- CA
- Canada
- Prior art keywords
- chamber
- rod
- disc
- damper
- pressure
- 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
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 87
- 230000035939 shock Effects 0.000 claims abstract description 67
- 239000006096 absorbing agent Substances 0.000 claims abstract description 54
- 239000012528 membrane Substances 0.000 claims abstract description 28
- 230000000284 resting effect Effects 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 60
- 230000006835 compression Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 24
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 10
- 230000000717 retained effect Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 210000000056 organ Anatomy 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 235000001674 Agaricus brunnescens Nutrition 0.000 claims description 5
- 235000014066 European mistletoe Nutrition 0.000 claims description 5
- 235000012300 Rhipsalis cassutha Nutrition 0.000 claims description 5
- 241000221012 Viscum Species 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 4
- 230000000670 limiting effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000004568 cement Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000009182 swimming Effects 0.000 claims description 2
- 230000003042 antagnostic effect Effects 0.000 claims 1
- 235000013305 food Nutrition 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 51
- 239000003921 oil Substances 0.000 description 19
- 230000003068 static effect Effects 0.000 description 19
- 238000004891 communication Methods 0.000 description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 230000036961 partial effect Effects 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 5
- 239000000806 elastomer Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 229910001234 light alloy Inorganic materials 0.000 description 2
- 208000018672 Dilatation Diseases 0.000 description 1
- 241000283074 Equus asinus Species 0.000 description 1
- 229920000271 Kevlar® Polymers 0.000 description 1
- 239000005557 antagonist Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 208000024234 coloboma, osteopetrosis, microphthalmia, macrocephaly, albinism, and deafness Diseases 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000010339 dilation Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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
- F16F9/08—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall
- F16F9/096—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid where gas is in a chamber with a flexible wall comprising a hydropneumatic accumulator of the membrane type provided on the upper or the lower end of a damper or separately from or laterally on the damper
-
- 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
-
- 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
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/12—Vibration-dampers; Shock-absorbers using plastic deformation of members
-
- 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
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
-
- 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
-
- 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
- B64C2025/325—Alighting gear characterised by elements which contact the ground or similar surface specially adapted for helicopters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8617401A FR2608242B1 (fr) | 1986-12-12 | 1986-12-12 | Amortisseur-verin, contre-fiche le comportant, et train d'atterrissage equipe d'une telle contre-fiche |
| FR8617401 | 1986-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1325626C true CA1325626C (fr) | 1993-12-28 |
Family
ID=9341828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000554001A Expired - Fee Related CA1325626C (fr) | 1986-12-12 | 1987-12-10 | Amortisseur-verin, contre-fiche le comportant, et train d'atterrissage equipe d'une telle contre-fiche |
Country Status (8)
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2597411Y2 (ja) * | 1991-03-05 | 1999-07-05 | 三菱重工業株式会社 | リニアモーターカーの補助支持輪揚降装置 |
| FR2681308B1 (fr) * | 1991-09-17 | 1993-12-17 | Messier Bugatti | Amortisseur anti-crash relevable. |
| FR2684957B1 (fr) * | 1991-12-11 | 1994-03-04 | Eram | Dispositif d'ecretage pour amortisseur de train d'atterrissage d'aeronef, et amortisseur comportant un tel dispositif. |
| FR2689087B1 (fr) * | 1992-03-31 | 1994-05-13 | Messier Bugatti | Atterrisseur relevable d'aerodynes, notamment pour helicopteres. |
| FR2689088B1 (fr) * | 1992-03-31 | 1994-05-13 | Messier Bugatti | Amortisseur-verin destine a l'equipement d'atterrisseurs d'aerodynes, notamment d'helicopteres. |
| US5501434A (en) * | 1994-05-10 | 1996-03-26 | Lord Corporation | Hybrid fluid and elastomer damper |
| 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. |
| US5829773A (en) * | 1996-01-19 | 1998-11-03 | Tenneco Automotive Inc. | Modular telescopic front fork assembly |
| JPH1182590A (ja) * | 1997-09-09 | 1999-03-26 | Showa:Kk | 油圧緩衝器 |
| US5944283A (en) * | 1997-12-05 | 1999-08-31 | Cartercopters, Llc | Crashworthy landing gear shock |
| US6676076B1 (en) * | 2002-12-12 | 2004-01-13 | The Boeing Company | Two stage shock strut |
| US20050056117A1 (en) * | 2003-07-22 | 2005-03-17 | Kaiser Compositek, Inc. | Composite strut and method of making same |
| US7571876B2 (en) * | 2004-01-20 | 2009-08-11 | Lord Corporation | Aircraft landing gear assembly shimmy damper |
| US7578465B2 (en) * | 2004-01-20 | 2009-08-25 | Lord Corporation | Aircraft front nose landing gear and method of making an aircraft landing gear |
| US20060043237A1 (en) * | 2004-08-25 | 2006-03-02 | Cordy Clifford B Jr | Lighter, stronger landing gear legs for small airplanes |
| US20080251638A1 (en) * | 2004-08-25 | 2008-10-16 | Cordy Clifford B | Landing gear legs and method of making |
| US20110001005A1 (en) * | 2004-08-25 | 2011-01-06 | Cordy Jr Clfford B | Landing gear legs and method of making |
| US20060163017A1 (en) * | 2005-01-21 | 2006-07-27 | Arvinmeritor Technology, Llc | Hollow rod monotube shock absorber |
| FR2884801B1 (fr) * | 2005-04-22 | 2008-11-14 | Eurocopter France | Atterrisseur auxillaire de nez, structure porteuse et aeronef a voilure tournante |
| FR2891240B1 (fr) * | 2005-09-28 | 2007-12-07 | Eurocopter France | Atterisseur a patins anti-resonnance pour aeronef a voilure tournante, et aeronef |
| FR2892700B1 (fr) * | 2005-10-27 | 2009-04-24 | Messier Dowty Sa Sa | Amortisseur d'atterrisseur a retenue positive en position retractee et surcourse de crash |
| DE102006020554B4 (de) * | 2006-05-03 | 2011-06-16 | Airbus Operations Gmbh | Verbindungsstrebe zur Anordnung zwischen benachbarten Landeklappen eines Flugzeuges |
| FR2908485B1 (fr) * | 2006-11-13 | 2012-06-15 | Messier Dowty Sa | Amortisseur compact pour atterrisseur d'aeronef, et atterrisseur comportant un tel amortisseur |
| FR2908486B1 (fr) | 2006-11-13 | 2008-12-26 | Messier Dowty Sa Sa | Organe telescopique a butee interne effacable |
| FR2912725B1 (fr) | 2007-02-16 | 2009-08-21 | Eurocopter France | Procede et dispositif de controle de la garde au sol d'un aeronef. |
| US20090178339A1 (en) * | 2007-09-10 | 2009-07-16 | Kicher Paul T | Unique compression swivel |
| FR2922190B1 (fr) * | 2007-10-11 | 2010-04-09 | Eurocopter France | Verin de retraction, atterrisseur de giravion muni d'un tel verin de retraction |
| US8136758B2 (en) * | 2008-07-11 | 2012-03-20 | Honeywell International Inc. | Hybrid strut comprising metal and composite portions |
| US8087610B2 (en) * | 2009-01-22 | 2012-01-03 | Goodrich Corporation | Aircraft shock strut having fixed upper bearing |
| FR2965544B1 (fr) * | 2010-10-04 | 2012-10-19 | Eurocopter France | Train d'atterrissage, aeronef muni dudit train d'atterrissage, et procede d'atterrissage dudit aeronef |
| CN103231801A (zh) * | 2013-04-24 | 2013-08-07 | 哈尔滨飞机工业集团有限责任公司 | 一种抗坠毁起落架缓冲支柱吸能结构 |
| EP2853488B1 (en) | 2013-09-30 | 2018-01-31 | AIRBUS HELICOPTERS DEUTSCHLAND GmbH | Attachment of a helicopter landing gear |
| CN104019174B (zh) * | 2014-06-18 | 2016-05-18 | 姜雨 | 高压密封氮气弹簧 |
| CN105172919B (zh) * | 2015-08-31 | 2017-07-21 | 中国兵器工业集团第二O二研究所 | 一种半挂运输车前部缓冲装置 |
| CN106218875B (zh) * | 2016-08-19 | 2018-07-24 | 中航飞机起落架有限责任公司 | 一种撑杆双向缓冲装置及起落架弹性撑杆 |
| FR3062112B1 (fr) * | 2017-01-26 | 2023-10-20 | Airbus Helicopters | Atterrisseur d'aeronef comportant un systeme ecreteur d'effort a friction |
| CN106986006B (zh) * | 2017-04-11 | 2020-04-24 | 重庆大学 | 可重复使用的变角度变长度自适应缓冲着陆机构 |
| EP3663196A4 (en) * | 2017-07-31 | 2021-04-21 | Subaru Corporation | LANDING GEAR FOR ROTATING AIRCRAFT AIRCRAFT |
| US11279496B2 (en) * | 2018-02-21 | 2022-03-22 | Sikorsky Aircraft Corporation | System for reliable landing gear contact with identification of the surface |
| CN110844052B (zh) * | 2019-11-04 | 2021-04-30 | 中航飞机起落架有限责任公司 | 一种可延时加载的起落架收放作动筒 |
| FR3107512B1 (fr) * | 2020-02-26 | 2022-03-04 | Safran Landing Systems | Mesure de la pression dans la chambre de détente d’un amortisseur encapsulé dans un atterrisseur d’aéronef |
| 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 |
| US11814160B2 (en) | 2020-07-16 | 2023-11-14 | Goodrich Corporation | Landing gear percolation |
| GB2600150B (en) | 2020-10-23 | 2022-12-28 | Airbus Operations Ltd | Aircraft landing gear shock absorber |
| CN112923002B (zh) * | 2021-02-23 | 2022-10-25 | 山东科技大学 | 一种复合式抗冲击装置及其应用 |
| CN117203127A (zh) * | 2021-04-22 | 2023-12-08 | Tusas-土耳其航空航天工业公司 | 起落架 |
| US11904647B2 (en) | 2021-12-03 | 2024-02-20 | DRiV Automotive Inc. | Vehicle suspension damper including floating piston |
| CN114671013B (zh) * | 2022-04-25 | 2023-01-24 | 江苏汉科航空科技有限公司 | 一种具有下降缓冲机构的太阳能无人飞行装置 |
| CN115628246B (zh) * | 2022-10-17 | 2025-07-15 | 台州市黄岩恒美塑料机械有限公司 | 一种高效气缸 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1888578A (en) * | 1927-03-30 | 1932-11-22 | Cleveland Pneumatic Tool Co | Shock absorbing strut for aeroplanes |
| GB668543A (en) * | 1948-12-30 | 1952-03-19 | Electro Hydraulics Ltd | Improvements in or relating to shock absorbers |
| GB726898A (en) * | 1951-07-14 | 1955-03-23 | William Kenneth Wasdell | Improvements relating to shock absorbers or vibration dampers |
| DE1072850B (de) * | 1957-06-10 | 1960-01-07 | Stanislas AlImquant Paris Fernand | Membranvorrichtung zur Trennung von zwei verschiedenen Medien m einem zylindrischen Behalter |
| US3083000A (en) * | 1959-08-25 | 1963-03-26 | Electro Hydraulics Ltd | Shock absorbers |
| US3140085A (en) * | 1961-02-14 | 1964-07-07 | Bourcier Christian Marie Louis | Shock absorbers |
| US3269718A (en) * | 1964-08-26 | 1966-08-30 | Christian M L L Bourcie Carbon | Shock absorbers |
| US3887174A (en) * | 1973-11-28 | 1975-06-03 | Gen Motors Corp | Shock absorber and leveler unit |
| DE2524317A1 (de) * | 1974-06-11 | 1976-01-02 | Krause Gustav | Hydraulischer stossdaempfer |
| FR2370196A2 (fr) * | 1976-02-04 | 1978-06-02 | Messier Hispano Sa | Perfectionnements aux amortisseurs-verins |
| FR2493444A1 (fr) * | 1980-10-30 | 1982-05-07 | Messier Hispano Sa | Amortisseur-verin |
| FR2511103A1 (fr) * | 1981-08-10 | 1983-02-11 | Aerospatiale | Composants munis d'un dispositif d'absorption d'energie par deformation plastique et/ou de limitation d'effort, et trains d'atterrissage d'aerodynes equipes de tels composants |
| NL8204790A (nl) * | 1982-12-10 | 1984-07-02 | Fokker Bv | Dubbelwerkende oleo-pneumatische schokdemper. |
| FR2554415B1 (fr) * | 1983-11-09 | 1986-02-07 | Messier Hispano Sa | Atterrisseurs pour aeronef, notamment pour helicoptere |
-
1986
- 1986-12-12 FR FR8617401A patent/FR2608242B1/fr not_active Expired
-
1987
- 1987-12-09 US US07/130,816 patent/US4821983A/en not_active Expired - Lifetime
- 1987-12-10 CA CA000554001A patent/CA1325626C/fr not_active Expired - Fee Related
- 1987-12-10 DE DE8787402799T patent/DE3766815D1/de not_active Expired - Lifetime
- 1987-12-10 ES ES87402799T patent/ES2019655B3/es not_active Expired - Lifetime
- 1987-12-10 EP EP87402799A patent/EP0275735B1/fr not_active Expired - Lifetime
- 1987-12-11 BR BR8706743A patent/BR8706743A/pt not_active IP Right Cessation
- 1987-12-12 JP JP62315074A patent/JPS63167135A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2608242B1 (fr) | 1989-03-31 |
| BR8706743A (pt) | 1988-07-19 |
| EP0275735A1 (fr) | 1988-07-27 |
| JPS63167135A (ja) | 1988-07-11 |
| ES2019655B3 (es) | 1991-07-01 |
| JPH0536656B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-05-31 |
| DE3766815D1 (de) | 1991-01-31 |
| FR2608242A1 (fr) | 1988-06-17 |
| EP0275735B1 (fr) | 1990-12-19 |
| US4821983A (en) | 1989-04-18 |
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| BE430072A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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