GB2588383B - A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft - Google Patents

A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft Download PDF

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Publication number
GB2588383B
GB2588383B GB1914918.6A GB201914918A GB2588383B GB 2588383 B GB2588383 B GB 2588383B GB 201914918 A GB201914918 A GB 201914918A GB 2588383 B GB2588383 B GB 2588383B
Authority
GB
United Kingdom
Prior art keywords
aircraft
hydraulic system
hydraulic
fluid
hydraulic fluid
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
GB1914918.6A
Other versions
GB2588383A (en
GB201914918D0 (en
Inventor
Bidmead Ashley
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.)
Airbus Operations Ltd
Original Assignee
Airbus Operations Ltd
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 Airbus Operations Ltd filed Critical Airbus Operations Ltd
Priority to GB1914918.6A priority Critical patent/GB2588383B/en
Publication of GB201914918D0 publication Critical patent/GB201914918D0/en
Priority to PCT/EP2020/078529 priority patent/WO2021074045A1/en
Priority to EP20792582.7A priority patent/EP4045402B1/en
Priority to US17/769,167 priority patent/US11867206B2/en
Priority to CN202080072380.3A priority patent/CN114616176A/en
Publication of GB2588383A publication Critical patent/GB2588383A/en
Application granted granted Critical
Publication of GB2588383B publication Critical patent/GB2588383B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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 
    • B64C25/42—Arrangement or adaptation of brakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring
    • B60T17/22—Devices for monitoring or checking brake systems; Signal devices
    • B60T17/221—Procedure or apparatus for checking or keeping in a correct functioning condition of brake systems
    • B60T17/222—Procedure or apparatus for checking or keeping in a correct functioning condition of brake systems by filling or bleeding of hydraulic systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/40—Maintaining or repairing aircraft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/023—Excess flow valves, e.g. for locking cylinders in case of hose burst
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/005—Filling or draining of fluid systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
    • B64C13/24—Transmitting means
    • B64C13/26—Transmitting means without power amplification or where power amplification is irrelevant
    • B64C13/36—Transmitting means without power amplification or where power amplification is irrelevant fluid
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B2013/0409—Position sensing or feedback of the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/634—Electronic controllers using input signals representing a state of a valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/85—Control during special operating conditions
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/02—Fluid-pressure mechanisms
    • F16D2125/16—Devices for bleeding or filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Fluid-Pressure Circuits (AREA)
GB1914918.6A 2019-10-15 2019-10-15 A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft Active GB2588383B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1914918.6A GB2588383B (en) 2019-10-15 2019-10-15 A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft
PCT/EP2020/078529 WO2021074045A1 (en) 2019-10-15 2020-10-12 A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft
EP20792582.7A EP4045402B1 (en) 2019-10-15 2020-10-12 A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft
US17/769,167 US11867206B2 (en) 2019-10-15 2020-10-12 Method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft
CN202080072380.3A CN114616176A (en) 2019-10-15 2020-10-12 Method for removing hydraulic fluid from an aircraft hydraulic system, aircraft hydraulic system and aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1914918.6A GB2588383B (en) 2019-10-15 2019-10-15 A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft

Publications (3)

Publication Number Publication Date
GB201914918D0 GB201914918D0 (en) 2019-11-27
GB2588383A GB2588383A (en) 2021-04-28
GB2588383B true GB2588383B (en) 2022-01-26

Family

ID=68619505

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1914918.6A Active GB2588383B (en) 2019-10-15 2019-10-15 A method of removing hydraulic fluid from an aircraft hydraulic system, an aircraft hydraulic system, and an aircraft

Country Status (1)

Country Link
GB (1) GB2588383B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5088529A (en) * 1990-08-27 1992-02-18 General Motors Corporation Vehicle brake vacuum evacuation and brake fluid fill machine
US5641003A (en) * 1994-04-08 1997-06-24 Societe Nationale Industrielle Et Aerospatiale Process for the replacement of a hydraulic fluid contained in a control circuit such as an aircraft circuit
US20120085601A1 (en) * 2010-10-12 2012-04-12 Honda Motor Co., Ltd. Shut-off valve for hydraulic system
US9387840B1 (en) * 2015-02-11 2016-07-12 Goodrich Corporation Multi-thread emergency park brake system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5088529A (en) * 1990-08-27 1992-02-18 General Motors Corporation Vehicle brake vacuum evacuation and brake fluid fill machine
US5641003A (en) * 1994-04-08 1997-06-24 Societe Nationale Industrielle Et Aerospatiale Process for the replacement of a hydraulic fluid contained in a control circuit such as an aircraft circuit
US20120085601A1 (en) * 2010-10-12 2012-04-12 Honda Motor Co., Ltd. Shut-off valve for hydraulic system
US9387840B1 (en) * 2015-02-11 2016-07-12 Goodrich Corporation Multi-thread emergency park brake system

Also Published As

Publication number Publication date
GB2588383A (en) 2021-04-28
GB201914918D0 (en) 2019-11-27

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