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FR3150551B1 - Lost motion actuation device for thrust reverser - Google Patents

Lost motion actuation device for thrust reverser Download PDF

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Publication number
FR3150551B1
FR3150551B1 FR2306710A FR2306710A FR3150551B1 FR 3150551 B1 FR3150551 B1 FR 3150551B1 FR 2306710 A FR2306710 A FR 2306710A FR 2306710 A FR2306710 A FR 2306710A FR 3150551 B1 FR3150551 B1 FR 3150551B1
Authority
FR
France
Prior art keywords
thrust reverser
lock
movable
actuating device
lost motion
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.)
Active
Application number
FR2306710A
Other languages
French (fr)
Other versions
FR3150551A1 (en
Inventor
Florian Demares
Pierre Moradell-Casellas
Vincent Jean-François Peyron
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 Nacelles SAS
Original Assignee
Safran Nacelles SAS
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 Safran Nacelles SAS filed Critical Safran Nacelles SAS
Priority to FR2306710A priority Critical patent/FR3150551B1/en
Priority to PCT/FR2024/050833 priority patent/WO2025003603A1/en
Publication of FR3150551A1 publication Critical patent/FR3150551A1/en
Application granted granted Critical
Publication of FR3150551B1 publication Critical patent/FR3150551B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/54—Nozzles having means for reversing jet thrust
    • F02K1/76—Control or regulation of thrust reversers
    • F02K1/763—Control or regulation of thrust reversers with actuating systems or actuating devices; Arrangement of actuators for thrust reversers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/54—Nozzles having means for reversing jet thrust
    • F02K1/64—Reversing fan flow
    • F02K1/70—Reversing fan flow using thrust reverser flaps or doors mounted on the fan housing
    • F02K1/72—Reversing fan flow using thrust reverser flaps or doors mounted on the fan housing the aft end of the fan housing being movable to uncover openings in the fan housing for the reversed flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/54—Nozzles having means for reversing jet thrust
    • F02K1/76—Control or regulation of thrust reversers
    • F02K1/766—Control or regulation of thrust reversers with blocking systems or locking devices; Arrangement of locking devices for thrust reversers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/50—Kinematic linkage, i.e. transmission of position
    • F05D2260/57—Kinematic linkage, i.e. transmission of position using servos, independent actuators, etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transmission Devices (AREA)

Abstract

Dispositif d’actionnement (1) pour système d’inversion de poussée (3) pour aéronef comportant au moins un dispositif d’inversion de poussée (2), le dispositif d’actionnement (1) comportant au moins une unité motorisée d’entrainement (10) située d’un côté amont d’un premier verrou (12a) à mouvement perdu et adaptée pour actionner un arbre d’entrée (11) de ce premier verrou (12a), le premier verrou étant adapté pour, lorsque déverrouillé, actionner un arbre de sortie entrainant un arbre flexible de synchronisation (13) situé d’un côté aval, et le dispositif d’actionnement (1) comprenant en outre au moins une première tige mobile (14b) de vérin, mécaniquement connectée à l’arbre flexible de synchronisation et solidaire d’un élément mobile du dispositif d’inversion de poussée (2), la première tige mobile appartenant à un premier ensemble de tiges mobiles associé au premier verrou (12a). Figure pour l’abrégé : Fig. 2Actuating device (1) for a thrust reverser system (3) for an aircraft comprising at least one thrust reverser device (2), the actuating device (1) comprising at least one motorized drive unit (10) located on an upstream side of a first lost-motion lock (12a) and adapted to actuate an input shaft (11) of this first lock (12a), the first lock being adapted to, when unlocked, actuate an output shaft driving a flexible synchronization shaft (13) located on a downstream side, and the actuating device (1) further comprising at least one first movable cylinder rod (14b), mechanically connected to the flexible synchronization shaft and secured to a movable element of the thrust reverser device (2), the first movable rod belonging to a first set of movable rods associated with the first lock (12a). Figure for the abstract: Fig. 2

FR2306710A 2023-06-27 2023-06-27 Lost motion actuation device for thrust reverser Active FR3150551B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2306710A FR3150551B1 (en) 2023-06-27 2023-06-27 Lost motion actuation device for thrust reverser
PCT/FR2024/050833 WO2025003603A1 (en) 2023-06-27 2024-06-24 Lost-motion actuating device for a thrust reverser

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2306710A FR3150551B1 (en) 2023-06-27 2023-06-27 Lost motion actuation device for thrust reverser
FR2306710 2023-06-27

Publications (2)

Publication Number Publication Date
FR3150551A1 FR3150551A1 (en) 2025-01-03
FR3150551B1 true FR3150551B1 (en) 2025-06-13

Family

ID=88207395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2306710A Active FR3150551B1 (en) 2023-06-27 2023-06-27 Lost motion actuation device for thrust reverser

Country Status (2)

Country Link
FR (1) FR3150551B1 (en)
WO (1) WO2025003603A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463657A (en) * 1982-02-24 1984-08-07 Pneumo Corporation Fluid actuator with sequence-power valve
FR2914700B1 (en) 2007-04-04 2009-05-22 Aircelle Sa THRUST INVERTER FOR REACTION ENGINE
US8715132B2 (en) * 2010-12-31 2014-05-06 Woodward Hrt, Inc. Linear actuator and method of operation thereof
FR3008741B1 (en) 2013-07-17 2017-04-28 Aircelle Sa ELECTRICAL THRUST REVERSING SYSTEM FOR AN AIRCRAFT ENGINE NACELLE AND AN AIRCRAFT ENGINE NACELLE SO EQUIPEE

Also Published As

Publication number Publication date
WO2025003603A1 (en) 2025-01-02
FR3150551A1 (en) 2025-01-03

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