FR2286963A1 - Double servo-commande - Google Patents

Double servo-commande

Info

Publication number
FR2286963A1
FR2286963A1 FR7525952A FR7525952A FR2286963A1 FR 2286963 A1 FR2286963 A1 FR 2286963A1 FR 7525952 A FR7525952 A FR 7525952A FR 7525952 A FR7525952 A FR 7525952A FR 2286963 A1 FR2286963 A1 FR 2286963A1
Authority
FR
France
Prior art keywords
control
double servo
servo
double
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.)
Granted
Application number
FR7525952A
Other languages
English (en)
French (fr)
Other versions
FR2286963B3 (enExample
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.)
Unisys Corp
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of FR2286963A1 publication Critical patent/FR2286963A1/fr
Application granted granted Critical
Publication of FR2286963B3 publication Critical patent/FR2286963B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F15B18/00—Parallel arrangements of independent servomotor 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
    • B64C13/38—Transmitting means with power amplification
    • B64C13/40—Transmitting means with power amplification using fluid pressure
    • B64C13/42—Transmitting means with power amplification using fluid pressure having duplication or stand-by provisions
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/18—Combined units comprising both motor and pump
    • 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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/04—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by varying the output of a pump with variable capacity
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20546—Type of pump variable capacity
    • F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
    • 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
    • F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
FR7525952A 1974-10-04 1975-08-21 Double servo-commande Granted FR2286963A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US512263A US3928968A (en) 1974-10-04 1974-10-04 Power transmission

Publications (2)

Publication Number Publication Date
FR2286963A1 true FR2286963A1 (fr) 1976-04-30
FR2286963B3 FR2286963B3 (enExample) 1978-04-07

Family

ID=24038361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7525952A Granted FR2286963A1 (fr) 1974-10-04 1975-08-21 Double servo-commande

Country Status (6)

Country Link
US (1) US3928968A (enExample)
JP (1) JPS604040B2 (enExample)
CA (1) CA1031661A (enExample)
DE (1) DE2543995A1 (enExample)
FR (1) FR2286963A1 (enExample)
GB (1) GB1524044A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562028A1 (fr) * 1984-04-03 1985-10-04 Aerospatiale Systeme pour la commande d'une surface aerodynamique horizontale a incidence variable d'un aeronef et agencement de commande hydraulique a servovalve pour un tel systeme

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097925A (en) * 1976-03-15 1978-06-27 Butler Jr William H Process and apparatus for mixing and transporting cement
WO1982000862A1 (en) * 1980-09-02 1982-03-18 Rockwell International Corp Actuator system for a control surface of an aircraft
DE3369177D1 (en) * 1983-09-07 1987-02-19 Mainz Gmbh Feinmech Werke Checking device for duplicated flight controls
US4545407A (en) * 1984-02-29 1985-10-08 United Technologies Corporation Jam compensating control valve
US4884401A (en) * 1988-08-30 1989-12-05 Sundstrand Corp. Three position dual failure shut-off valve system
US5144801A (en) * 1989-04-28 1992-09-08 Parker Hannifin Corporation Electro-hydraulic actuator system
US5117633A (en) * 1990-07-10 1992-06-02 Allied-Signal Inc. Pneumohydraulic actuator
US6516706B2 (en) 1999-08-19 2003-02-11 Delaware Capital Formation, Inc. Actuator having internal valve structure
US6282893B1 (en) 1999-08-19 2001-09-04 Delaware Capital Formation, Inc. Self-contained actuator
DE102006012719A1 (de) * 2005-03-18 2006-09-21 Smc K.K. Stellglied
EP2329155B1 (en) * 2008-09-11 2013-05-29 Parker-Hannifin Corporation Method of controlling an electro-hydraulic actuator system having multiple functions
GB2477997B (en) 2010-02-23 2015-01-14 Artemis Intelligent Power Ltd Fluid working machine and method for operating fluid working machine
JP5346407B2 (ja) 2010-02-23 2013-11-20 アルテミス インテリジェント パワー リミティド 流体作動機および流体作動機の動作方法
US8435010B2 (en) * 2010-04-29 2013-05-07 Eaton Corporation Control of a fluid pump assembly
US9284996B2 (en) 2013-10-23 2016-03-15 Sikorsky Aircraft Corporation Selective electrical control of electromechanical clutch assembly
CN105156409B (zh) * 2015-09-06 2016-12-28 哈尔滨工业大学 一种环塞式电液作动器
CN111120451B (zh) * 2019-12-25 2022-07-05 中国航空工业集团公司金城南京机电液压工程研究中心 一种具有电气和手动两种方式的液压防伸出机构
US12618365B2 (en) 2024-08-02 2026-05-05 Rtx Corporation Bidirectional pump for thermal management systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426374A (en) * 1942-07-20 1947-08-26 Webster Brinkley Co Marine-vessel steering apparatus
US3640185A (en) * 1970-01-07 1972-02-08 Piasecki Aircraft Corp Servocontrol for dual hydraulic systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2562028A1 (fr) * 1984-04-03 1985-10-04 Aerospatiale Systeme pour la commande d'une surface aerodynamique horizontale a incidence variable d'un aeronef et agencement de commande hydraulique a servovalve pour un tel systeme

Also Published As

Publication number Publication date
DE2543995A1 (de) 1976-04-08
GB1524044A (en) 1978-09-06
US3928968A (en) 1975-12-30
CA1031661A (en) 1978-05-23
JPS5161997A (enExample) 1976-05-28
JPS604040B2 (ja) 1985-02-01
FR2286963B3 (enExample) 1978-04-07

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