CA983351A - Electro-hydraulic actuator - Google Patents

Electro-hydraulic actuator

Info

Publication number
CA983351A
CA983351A CA181,826A CA181826A CA983351A CA 983351 A CA983351 A CA 983351A CA 181826 A CA181826 A CA 181826A CA 983351 A CA983351 A CA 983351A
Authority
CA
Canada
Prior art keywords
electro
hydraulic actuator
actuator
hydraulic
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.)
Expired
Application number
CA181,826A
Other languages
English (en)
Other versions
CA181826S (en
Inventor
Ronald B. Walters
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 Group Services Ltd
Original Assignee
Sperry Rand 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 Sperry Rand Ltd filed Critical Sperry Rand Ltd
Application granted granted Critical
Publication of CA983351A publication Critical patent/CA983351A/en
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
    • F15B9/02—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
    • F15B9/08—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 valves affecting the fluid feed or the fluid outlet of the servomotor
    • F15B9/09—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 valves affecting the fluid feed or the fluid outlet of the servomotor with electrical control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Servomotors (AREA)
  • Safety Valves (AREA)
  • Control Of Fluid Pressure (AREA)
CA181,826A 1972-09-29 1973-09-24 Electro-hydraulic actuator Expired CA983351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4508072A GB1444910A (en) 1972-09-29 1972-09-29 Electro-hydraulic actuator

Publications (1)

Publication Number Publication Date
CA983351A true CA983351A (en) 1976-02-10

Family

ID=10435804

Family Applications (1)

Application Number Title Priority Date Filing Date
CA181,826A Expired CA983351A (en) 1972-09-29 1973-09-24 Electro-hydraulic actuator

Country Status (9)

Country Link
US (1) US3872772A (me)
AU (1) AU474484B2 (me)
CA (1) CA983351A (me)
CH (1) CH560849A5 (me)
DE (1) DE2347061C2 (me)
FR (1) FR2201405B1 (me)
GB (1) GB1444910A (me)
IT (1) IT993424B (me)
SE (1) SE399307B (me)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1465674A (en) * 1973-02-26 1977-02-23 Sperry Rand Ltd Electrically-operated fluid actuator
GB1580946A (en) * 1977-05-27 1980-12-10 Abex Corp Flow control valve
DE3045831C2 (de) * 1980-12-05 1984-06-14 Mauser-Werke Oberndorf Gmbh, 7238 Oberndorf Stützklappe für einen starr schließenden Verschluß von automatischen Feuerwaffen
DE4302130C2 (de) * 1993-01-27 1995-04-13 Orenstein & Koppel Ag Elektro-hydraulische Stelleinheit
US6883320B2 (en) * 2003-07-08 2005-04-26 G. W. Lisk Company, Inc. Control system regulating air flow to engine intake
US8118571B2 (en) * 2005-03-31 2012-02-21 Dana Automotive Systems Group, Llc Actuator assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2574335A (en) * 1948-02-21 1951-11-06 Ledue Rene Fluid-pressure motor device for control systems
DE1092771B (de) * 1955-03-08 1960-11-10 Asea Ab Hydraulischer Servomotor
DE1072101B (me) * 1958-09-09 1959-12-24
FR1264660A (fr) * 1960-05-13 1961-06-23 Rech Etudes Prod Positionneur à commande électrohydraulique
FR1423873A (fr) * 1964-11-24 1966-01-07 Franco Belge Mat Chemin Fer Dispositif hydro-électrique de positionnement linéaire
GB1141915A (en) * 1965-10-22 1969-02-05 Chandler Evans Inc A digital pulse operated positioning apparatus
GB1264121A (me) * 1968-02-14 1972-02-16
US3664235A (en) * 1969-09-22 1972-05-23 Serck Industries Ltd Fluid pressure operated servo arrangement
BE757514A (fr) * 1969-10-15 1971-03-16 Bosch Gmbh Robert Installation hydraulique pour la commande d'organes de vehicules automobiles, notamment du rabatteur d'une moissonneuse-batteuse

Also Published As

Publication number Publication date
AU6057473A (en) 1975-03-27
SE399307B (sv) 1978-02-06
DE2347061C2 (de) 1984-09-13
FR2201405A1 (me) 1974-04-26
FR2201405B1 (me) 1976-10-01
DE2347061A1 (de) 1974-05-02
AU474484B2 (en) 1976-07-22
IT993424B (it) 1975-09-30
GB1444910A (en) 1976-08-04
US3872772A (en) 1975-03-25
CH560849A5 (me) 1975-04-15

Similar Documents

Publication Publication Date Title
CA962987A (en) Actuator
CA972658A (en) Electro-hydraulic proportional servo actuator
CA1030505A (en) Valve actuator
CA988811A (en) Hydraulic actuator controls
AU476156B2 (en) Hydraulic valve unit
CA998980A (en) Lammelar valves
CA990180A (en) Hydraulic valve
CA982903A (en) Hydraulic valve
CA978056A (en) Hydraulic systems
CA970804A (en) Time delay actuator
CA983351A (en) Electro-hydraulic actuator
AU459596B2 (en) Rotary actuator
CA983814A (en) Hydraulic control valve
CA988952A (en) Actuator assembly
CA971843A (en) Actuator unit
CA963359A (en) Hydraulic actuator
CA903636A (en) Fluid operated actuator
CA911854A (en) Hydraulic actuator
CA898635A (en) Actuator
CA906362A (en) Fluid actuator
CA916760A (en) Fluid operated actuator
CA900536A (en) Brake actuator
CA904767A (en) Brake actuator
CA904129A (en) Fluid actuator construction
CA841996A (en) Electro-hydraulic actuator