EP0950006A1 - Flugzeugfahrwerkanordnung - Google Patents

Flugzeugfahrwerkanordnung

Info

Publication number
EP0950006A1
EP0950006A1 EP97947160A EP97947160A EP0950006A1 EP 0950006 A1 EP0950006 A1 EP 0950006A1 EP 97947160 A EP97947160 A EP 97947160A EP 97947160 A EP97947160 A EP 97947160A EP 0950006 A1 EP0950006 A1 EP 0950006A1
Authority
EP
European Patent Office
Prior art keywords
gear
aircraft
bearing
mounting
arrangement
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.)
Withdrawn
Application number
EP97947160A
Other languages
English (en)
French (fr)
Inventor
Nigel British Aerospace Airbus Limited HIGGINS
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.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
BAE Systems PLC
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 British Aerospace PLC, BAE Systems PLC filed Critical British Aerospace PLC
Publication of EP0950006A1 publication Critical patent/EP0950006A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/02—Undercarriages
    • B64C25/08—Undercarriages non-fixed, e.g. jettisonable
    • B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
    • B64C25/12—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like sideways
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear

Definitions

  • This invention concerns aircraft landing gear arrangements and in particular an arrangement for an
  • aircraft main landing gear mounted at least in part from a
  • aircraft comprises a main oleo strut supporting wheels
  • the trunnion bearings are arranged to pivot
  • aft trunnion bearing is pivotally attached to a gear beam
  • an aircraft landing gear arrangement including a main oleo strut having forward and aft trunnion bearings,
  • the mounting for the forward trunnion bearing may
  • the gear beam may be mounted at one end to the rear spar
  • the mounting for the aft trunnion bearing may be
  • the mounting for the aft trunnion bearing may
  • a supplemental bearing having a pivotal axis
  • the supplemental bearing may comprise
  • the supplemental bearing may conveniently be
  • invention includes an end bearing at either end of the
  • gear beam for rotatably mounting the gear beam to the rear
  • fusible locating means may be provided. Such fusible
  • locating means may be located in the vicinity of one or
  • fusible locating means may comprise at least one strut
  • the aft trunnion bearing may permit limited
  • gear beam about a longitudinal axis of the gear beam.
  • the aft trunnion bearing may include an
  • Figure 1 is a rear isometric view of a main
  • Figure 2 is a sectional view taken on the line
  • Figure 3 is a rear isometric view of a main
  • Figure 4 is an enlarged part sectional view of the
  • Figure 5 is a horizontal section taken through a
  • Figure 6 shows the arrangement of Figure 3 with
  • Figure 7 shows the arrangement of Figure 6
  • Figure 8 is a rear isometric view of a main
  • Figure 9 is a part sectional view through a gear
  • Figure 10 is a horizontal part sectional view of a
  • FIG 11 shows the arrangement of Figure 8 with
  • Figure 12 shows the arrangement of Figure 11 with
  • Figure 13 is a rear isometric view of a main
  • Figure 14 is an enlarged detail view of detail XIV
  • main landing gear arrangement 1 according to the prior art
  • the arrangement comprises a wing rear spar 2, an aircraft fuselage 3 , a landing gear beam 4 attached at
  • a main landing gear oleo strut 7 is shown
  • the oleo strut has a forward trunnion
  • the forward trunnion bearing housing is secured to the rear
  • fuse pins 12 connected between the forward trunnion bearing housing 9 and a forward trunnion fitting 14.
  • the rear trunnion bearing housing 11 is rotatable
  • Trunnions 16, 17, are rotatable in
  • a wall 23 of the recess in the gear beam is of adequate
  • End bearing 26 rotatably mounts end 5 of the
  • the end bearing 26 has an eyelet 29 for the passage of a
  • longitudinal axis 15 is controlled by a control strut 34
  • gear beam 4 to rotate about its longitudinal axis with the
  • control strut 34 is

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Details Of Gearings (AREA)
  • Gear Transmission (AREA)
  • Tires In General (AREA)
EP97947160A 1996-12-04 1997-12-02 Flugzeugfahrwerkanordnung Withdrawn EP0950006A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9625241 1996-12-04
GB9625241A GB2320002A (en) 1996-12-04 1996-12-04 Aircraft landing gear arrangement
PCT/GB1997/003319 WO1998024688A1 (en) 1996-12-04 1997-12-02 Aircraft landing gear arrangement

Publications (1)

Publication Number Publication Date
EP0950006A1 true EP0950006A1 (de) 1999-10-20

Family

ID=10803958

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97947160A Withdrawn EP0950006A1 (de) 1996-12-04 1997-12-02 Flugzeugfahrwerkanordnung

Country Status (4)

Country Link
EP (1) EP0950006A1 (de)
EA (1) EA000886B1 (de)
GB (1) GB2320002A (de)
WO (1) WO1998024688A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9818084D0 (en) 1998-08-20 1998-10-14 British Aerospace An adjustable size annular retaining assembly
FR2787760B1 (fr) 1998-12-29 2001-03-02 Aerospatiale Train d'atterrissage d'avion, equipe d'un dispositif de protection d'un reservoir de carburant voisin, et avion comportant un tel train
FR2867151B1 (fr) * 2004-03-04 2007-05-25 Airbus France Longeron de fuselage pour aeronef et caisson central equipe d'un tel longeron
GB2417933A (en) 2004-09-10 2006-03-15 Airbus Uk Ltd Landing gear support assembly for an aircraft
FR2901536B1 (fr) 2006-05-23 2009-01-30 Airbus France Sas Poutre pour plancher pressurise d'aeronef
DE102007011621B4 (de) * 2007-01-22 2010-10-07 Airbus Deutschland Gmbh Vorrichtung, insbesondere Samerstange, zur Aussteifung einer Rumpfzellenstruktur eines Luftfahrzeugs und/oder zur Befestigung eines Bauteils
FR2913412B1 (fr) 2007-03-05 2012-12-07 Airbus France Container pour le transport aerien de fret et fuselage d'aeronef pour le transport de fret.
GB201114437D0 (en) * 2011-08-22 2011-10-05 Airbus Operations Ltd Landing gear attachment
US9315254B2 (en) * 2013-10-11 2016-04-19 The Boeing Company Joint assembly and method of assembling same
BR102013032347B1 (pt) * 2013-12-16 2023-03-07 Yaborã Indústria Aeronáutica S.A. Fixação de trem de pouso de aeronave e aeronave
US11260965B2 (en) * 2019-04-15 2022-03-01 The Boeing Company Aircraft landing gear forward trunnion support assemblies and related methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2061496B1 (de) * 1969-02-03 1974-02-22 Messier Hispano Sa
FR2081135B1 (de) * 1970-03-09 1973-03-16 Snecma
FR2348851A1 (fr) * 1976-04-22 1977-11-18 Messier Hispano Sa Train d'atterrissage comportant un dispositif de securite a charge de rupture predeterminee
US4328939A (en) * 1979-12-26 1982-05-11 The Boeing Company Airplane main landing gear assembly
US4345727A (en) * 1979-12-26 1982-08-24 The Boeing Company Body-braced main airplane landing gear
US4392623A (en) * 1980-12-22 1983-07-12 The Boeing Company Fused connection adapted to fail under different overloads acting in different directions
US4392622A (en) * 1980-12-22 1983-07-12 The Boeing Company Combined beam support for landing gear

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9824688A1 *

Also Published As

Publication number Publication date
GB2320002A (en) 1998-06-10
EA199900586A1 (ru) 2000-02-28
GB9625241D0 (en) 1997-01-22
WO1998024688A1 (en) 1998-06-11
EA000886B1 (ru) 2000-06-26

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19990723

AK Designated contracting states

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Designated state(s): DE ES FR GB IT NL SE

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Owner name: BAE SYSTEMS PLC

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Inventor name: HIGGINS, NIGEL, BRITISH AEROSPACE AIRBUS LIMITED

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Effective date: 20010327

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Effective date: 20010703