FR2123528B1 - - Google Patents

Info

Publication number
FR2123528B1
FR2123528B1 FR7202960A FR7202960A FR2123528B1 FR 2123528 B1 FR2123528 B1 FR 2123528B1 FR 7202960 A FR7202960 A FR 7202960A FR 7202960 A FR7202960 A FR 7202960A FR 2123528 B1 FR2123528 B1 FR 2123528B1
Authority
FR
France
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
Application number
FR7202960A
Other versions
FR2123528A1 (fr
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of FR2123528A1 publication Critical patent/FR2123528A1/fr
Application granted granted Critical
Publication of FR2123528B1 publication Critical patent/FR2123528B1/fr
Expired 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
    • 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
    • F15B9/14—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 rotary servomotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Actuator (AREA)
FR7202960A 1971-01-29 1972-01-28 Expired FR2123528B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971003337U JPS526794Y2 (fr) 1971-01-29 1971-01-29

Publications (2)

Publication Number Publication Date
FR2123528A1 FR2123528A1 (fr) 1972-09-08
FR2123528B1 true FR2123528B1 (fr) 1974-09-13

Family

ID=11554522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7202960A Expired FR2123528B1 (fr) 1971-01-29 1972-01-28

Country Status (7)

Country Link
US (1) US4031811A (fr)
JP (1) JPS526794Y2 (fr)
CH (1) CH533771A (fr)
FR (1) FR2123528B1 (fr)
GB (1) GB1374523A (fr)
IT (1) IT948949B (fr)
SU (1) SU745378A3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503888A (en) * 1983-10-04 1985-03-12 Mts Systems Corporation Servovalve spool control for digital rotary servovalve
JP2003148404A (ja) * 2001-11-07 2003-05-21 Teijin Seiki Co Ltd 電気油圧モータおよび油圧駆動方法
US7043907B2 (en) * 2002-07-11 2006-05-16 Nabtesco Corporation Electro-hydraulic actuation system
US6996982B2 (en) * 2003-12-09 2006-02-14 The United States Of America As Represented By The Administrator Of The Environmental Protection Agency Method and device for switching hydraulic fluid supplies, such as for a hydraulic pump/motor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2598180A (en) * 1952-05-27 ken yon
US2395671A (en) * 1940-09-26 1946-02-26 Douglas Aircraft Co Inc Control means for airfoils
US3006323A (en) * 1957-07-25 1961-10-31 Alco Valve Co Hydraulic servo power valve with manually operable safety provisions
US3158068A (en) * 1961-12-28 1964-11-24 Conair Hydraulic actuator and control unit
DE1550180B1 (de) * 1966-03-26 1970-01-29 Danfoss As Sicherheitsventilanordnung fuer eine hydraulische Anlage
CH511480A (de) * 1968-11-21 1971-08-15 Fujitsu Ltd Steuervorrichtung für einen elektrohydraulischen Impulsmotor

Also Published As

Publication number Publication date
SU745378A3 (ru) 1980-06-30
DE2204186B2 (de) 1974-09-19
JPS526794Y2 (fr) 1977-02-12
US4031811A (en) 1977-06-28
DE2204186A1 (de) 1972-08-10
GB1374523A (en) 1974-11-20
IT948949B (it) 1973-06-11
FR2123528A1 (fr) 1972-09-08
CH533771A (de) 1973-02-28
JPS473198U (fr) 1972-09-02

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Legal Events

Date Code Title Description
ST Notification of lapse