US3669387A - Control device for aircraft undercarriages and trap-door housing closure - Google Patents

Control device for aircraft undercarriages and trap-door housing closure Download PDF

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Publication number
US3669387A
US3669387A US50495A US3669387DA US3669387A US 3669387 A US3669387 A US 3669387A US 50495 A US50495 A US 50495A US 3669387D A US3669387D A US 3669387DA US 3669387 A US3669387 A US 3669387A
Authority
US
United States
Prior art keywords
outlet
distributor
undercarriage
trap
conduit
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 - Lifetime
Application number
US50495A
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English (en)
Inventor
Rene Lucien
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.)
Messier SA
Original Assignee
Messier 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 SA filed Critical Messier SA
Application granted granted Critical
Publication of US3669387A publication Critical patent/US3669387A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B64C25/18—Operating mechanisms
    • B64C25/22—Operating mechanisms fluid

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Body Structure For Vehicles (AREA)
US50495A 1969-06-27 1970-06-29 Control device for aircraft undercarriages and trap-door housing closure Expired - Lifetime US3669387A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR696921852A FR2061559B2 (de) 1969-06-27 1969-06-27

Publications (1)

Publication Number Publication Date
US3669387A true US3669387A (en) 1972-06-13

Family

ID=9036545

Family Applications (1)

Application Number Title Priority Date Filing Date
US50495A Expired - Lifetime US3669387A (en) 1969-06-27 1970-06-29 Control device for aircraft undercarriages and trap-door housing closure

Country Status (5)

Country Link
US (1) US3669387A (de)
CA (1) CA927361A (de)
DE (1) DE2031415C2 (de)
FR (1) FR2061559B2 (de)
GB (1) GB1320011A (de)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300468A (en) * 1980-03-24 1981-11-17 The United States Of America As Represented By The Secretary Of The Navy Position interlock system for submarine masts and closure
US5288037A (en) * 1992-02-03 1994-02-22 Messier-Bugatti Catch device for locking aircraft landing gear in the raised position
EP0934874A3 (de) * 1998-02-06 1999-10-27 Normalair-Garrett (Holdings) Limited Verriegelunganordnung für eine Klappe eines Flugzeugfahrwerkes
EP1044876A1 (de) * 1998-02-17 2000-10-18 Triumph Controls, Inc. Handbetätigte Entriegelungsvorrichtung eines Luftfahrzeugsfahrwerkes
US20030164421A1 (en) * 2002-03-04 2003-09-04 Messier-Bugatti Latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch
US20030164422A1 (en) * 2002-03-04 2003-09-04 Messier-Hispano-Bugatti Latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch, and a method of operating said device
US20040183454A1 (en) * 2002-06-21 2004-09-23 Krichtafovitch Igor A. Method of and apparatus for electrostatic fluid acceleration control of a fluid flow
US6854689B1 (en) * 2004-02-09 2005-02-15 The Boeing Company Methods and systems for operating aircraft landing gears
US20080277525A1 (en) * 2006-03-22 2008-11-13 Airbus France Hydraulic distributor for airplane landing gear
WO2010063109A1 (en) * 2008-12-05 2010-06-10 Messier-Dowty Inc. Landing gear bay door with roller slot mechanism
US20100140395A1 (en) * 2008-12-05 2010-06-10 Messier-Dowty Inc. Double hook door mechanism
US20120097792A1 (en) * 2010-10-20 2012-04-26 Messier-Bugatti-Dowty Hydraulic circuit for actuating an undercarriage, and methods of deploying and raising an undercarriage using such a circuit
US20130193696A1 (en) * 2012-02-01 2013-08-01 Babcock & Wilcox Technical Services Y-12, Llc Delayed unlatching mechanism

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2552843A (en) * 1948-08-23 1951-05-15 Northrop Aircraft Inc Sequence control for landing gears
US2701695A (en) * 1949-08-18 1955-02-08 Mcdonnell Aircraft Corp Hydraulic interlock for retractable landing gear and closure operators for the chambers therefor
US3107886A (en) * 1961-11-09 1963-10-22 Kaman Aircraft Corp Hydraulic system for aircraft landing gear and hydraulic actuator therefor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR965855A (de) * 1950-09-23
DE740329C (de) * 1939-03-21 1943-10-22 Messerschmitt Boelkow Blohm Hydraulische Verstelleinrichtung fuer aus einem Innenraum des Flugzeuges ausfahrbare Fahrwerke o. dgl. und fuer Abdeckklappen der Durchgangsoeffnungen
US2452787A (en) * 1948-01-02 1948-11-02 North American Aviation Inc Landing gear system
FR2036686B1 (de) * 1969-01-31 1974-02-22 Messier Hispano Sa

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2552843A (en) * 1948-08-23 1951-05-15 Northrop Aircraft Inc Sequence control for landing gears
US2701695A (en) * 1949-08-18 1955-02-08 Mcdonnell Aircraft Corp Hydraulic interlock for retractable landing gear and closure operators for the chambers therefor
US3107886A (en) * 1961-11-09 1963-10-22 Kaman Aircraft Corp Hydraulic system for aircraft landing gear and hydraulic actuator therefor

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300468A (en) * 1980-03-24 1981-11-17 The United States Of America As Represented By The Secretary Of The Navy Position interlock system for submarine masts and closure
US5288037A (en) * 1992-02-03 1994-02-22 Messier-Bugatti Catch device for locking aircraft landing gear in the raised position
EP0934874A3 (de) * 1998-02-06 1999-10-27 Normalair-Garrett (Holdings) Limited Verriegelunganordnung für eine Klappe eines Flugzeugfahrwerkes
US6168113B1 (en) 1998-02-06 2001-01-02 Normalair-Garrett (Holdings) Limited Uplock assembly
EP1044876A1 (de) * 1998-02-17 2000-10-18 Triumph Controls, Inc. Handbetätigte Entriegelungsvorrichtung eines Luftfahrzeugsfahrwerkes
US20030164421A1 (en) * 2002-03-04 2003-09-04 Messier-Bugatti Latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch
US20030164422A1 (en) * 2002-03-04 2003-09-04 Messier-Hispano-Bugatti Latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch, and a method of operating said device
US6802476B2 (en) * 2002-03-04 2004-10-12 Messier-Bugatti Latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch, and a method of operating said device
US6811118B2 (en) * 2002-03-04 2004-11-02 Messier-Bugatti Latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch
US20040183454A1 (en) * 2002-06-21 2004-09-23 Krichtafovitch Igor A. Method of and apparatus for electrostatic fluid acceleration control of a fluid flow
US20080308672A1 (en) * 2004-02-09 2008-12-18 Lindahl Gary M Methods and systems for operating aircraft landing gears
US20060027706A1 (en) * 2004-02-09 2006-02-09 Lindahl Gary M Methods and systems for operating aircraft landing gears
US7093795B2 (en) 2004-02-09 2006-08-22 The Boeing Company Methods and systems for operating aircraft landing gears
US6854689B1 (en) * 2004-02-09 2005-02-15 The Boeing Company Methods and systems for operating aircraft landing gears
US7475849B2 (en) 2004-02-09 2009-01-13 The Boeing Company Methods and systems for operating aircraft landing gears
US20080277525A1 (en) * 2006-03-22 2008-11-13 Airbus France Hydraulic distributor for airplane landing gear
US7810755B2 (en) * 2006-03-22 2010-10-12 Airbus France Hydraulic distributor for airplane landing gear
WO2010063110A1 (en) * 2008-12-05 2010-06-10 Messier-Dowty Inc. Landing gear bay door with double hook mechanism
US20100140394A1 (en) * 2008-12-05 2010-06-10 Messier-Dowty Inc. Roller slot door mechanism
US20100140395A1 (en) * 2008-12-05 2010-06-10 Messier-Dowty Inc. Double hook door mechanism
WO2010063109A1 (en) * 2008-12-05 2010-06-10 Messier-Dowty Inc. Landing gear bay door with roller slot mechanism
CN102232038A (zh) * 2008-12-05 2011-11-02 梅西埃-道蒂公司 滚轴插槽式门机构
US8231078B2 (en) 2008-12-05 2012-07-31 Messier-Dowty Inc Double hook door mechanism
US8267351B2 (en) 2008-12-05 2012-09-18 Messier-Dowty Inc. Roller slot door mechanism
US8453965B2 (en) 2008-12-05 2013-06-04 Messier-Dowty Inc. Double hook door mechanism
CN102232038B (zh) * 2008-12-05 2013-11-27 梅西埃-道蒂公司 滚轴插槽式门机构
US20120097792A1 (en) * 2010-10-20 2012-04-26 Messier-Bugatti-Dowty Hydraulic circuit for actuating an undercarriage, and methods of deploying and raising an undercarriage using such a circuit
US8616495B2 (en) * 2010-10-20 2013-12-31 Messier-Bugatti-Dowty Hydraulic circuit for actuating an undercarriage, and methods of deploying and raising an undercarriage using such a circuit
US20130193696A1 (en) * 2012-02-01 2013-08-01 Babcock & Wilcox Technical Services Y-12, Llc Delayed unlatching mechanism
US9033376B2 (en) * 2012-02-01 2015-05-19 Consolidated Nuclear Security, LLC Delayed unlatching mechanism

Also Published As

Publication number Publication date
DE2031415A1 (de) 1971-02-11
CA927361A (en) 1973-05-29
GB1320011A (en) 1973-06-13
FR2061559B2 (de) 1974-06-14
FR2061559A2 (de) 1971-06-25
DE2031415C2 (de) 1982-08-12

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