IT1089739B - Dispositivo per comandare un azionatore idraulico - Google Patents

Dispositivo per comandare un azionatore idraulico

Info

Publication number
IT1089739B
IT1089739B IT31335/77A IT3133577A IT1089739B IT 1089739 B IT1089739 B IT 1089739B IT 31335/77 A IT31335/77 A IT 31335/77A IT 3133577 A IT3133577 A IT 3133577A IT 1089739 B IT1089739 B IT 1089739B
Authority
IT
Italy
Prior art keywords
control
hydraulic actuator
actuator
hydraulic
Prior art date
Application number
IT31335/77A
Other languages
English (en)
Original Assignee
Parker Hannifin 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 Parker Hannifin Corp filed Critical Parker Hannifin Corp
Application granted granted Critical
Publication of IT1089739B publication Critical patent/IT1089739B/it

Links

Classifications

    • 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
    • B64C13/50—Transmitting means with power amplification using electrical energy
    • B64C13/503—Fly-by-Wire
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86582—Pilot-actuated
    • Y10T137/86614—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
IT31335/77A 1976-12-30 1977-12-28 Dispositivo per comandare un azionatore idraulico IT1089739B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/755,935 US4138088A (en) 1976-12-30 1976-12-30 Device for controlling hydraulic motors

Publications (1)

Publication Number Publication Date
IT1089739B true IT1089739B (it) 1985-06-18

Family

ID=25041311

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31335/77A IT1089739B (it) 1976-12-30 1977-12-28 Dispositivo per comandare un azionatore idraulico

Country Status (8)

Country Link
US (1) US4138088A (it)
JP (1) JPS5385100A (it)
DE (1) DE2758410A1 (it)
FR (1) FR2376314A1 (it)
GB (1) GB1583358A (it)
IL (1) IL53614A (it)
IT (1) IT1089739B (it)
SE (1) SE7714519L (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244277A (en) * 1979-03-02 1981-01-13 Parker-Hannifin Corporation Redundant servo with fail-safe electric system
US4351226A (en) * 1980-05-27 1982-09-28 Parker-Hannifin Corporation Fluid control system
WO1982000862A1 (en) * 1980-09-02 1982-03-18 Rockwell International Corp Actuator system for a control surface of an aircraft
DE3638821A1 (de) * 1986-09-12 1988-03-24 Messerschmitt Boelkow Blohm Hoehenruder-steuerungssystem
FR2603866A1 (fr) * 1986-09-12 1988-03-18 Messerschmitt Boelkow Blohm Systeme de commande de gouvernes de profondeur
US4930401A (en) * 1988-10-28 1990-06-05 Ross Operating Valve Company Valve system and arrangement for on-line valve replacement
FR2709110B1 (fr) * 1993-08-20 1995-11-10 Lucas Air Equipement Dispositif de servocommande d'un organe de commande de vol d'aéronef.
DE4416723A1 (de) * 1994-05-11 1995-11-16 Rexroth Mannesmann Gmbh Antriebssystem für einen hydraulischen Verbraucher, insbesondere einen Arbeitszylinder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2652812A (en) * 1952-05-13 1953-09-22 Gen Electric Combined manual and automatic hydraulic servomotor apparatus
US3263572A (en) * 1963-10-17 1966-08-02 Gen Electric Failure correcting device
US3585902A (en) * 1969-04-21 1971-06-22 Bertea Corp Gain mechanism and system therefor
US3750532A (en) * 1971-07-22 1973-08-07 Abex Corp Servoactuator with mechanical feedback
US3817150A (en) * 1972-12-29 1974-06-18 Sli Ind Hydraulic actuator with mechanical feedback
US3915427A (en) * 1973-08-24 1975-10-28 Ltv Aerospace Corp Fluid control system
US3901128A (en) * 1973-08-24 1975-08-26 Ltv Aerospace Corp Fluid powered control system and fail-safe valving system for a fluid powered system

Also Published As

Publication number Publication date
DE2758410A1 (de) 1978-07-13
IL53614A (en) 1980-05-30
SE7714519L (sv) 1978-07-01
US4138088A (en) 1979-02-06
JPS5385100A (en) 1978-07-27
FR2376314A1 (fr) 1978-07-28
GB1583358A (en) 1981-01-28

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