NL6902302A - - Google Patents

Info

Publication number
NL6902302A
NL6902302A NL6902302A NL6902302A NL6902302A NL 6902302 A NL6902302 A NL 6902302A NL 6902302 A NL6902302 A NL 6902302A NL 6902302 A NL6902302 A NL 6902302A NL 6902302 A NL6902302 A NL 6902302A
Authority
NL
Netherlands
Application number
NL6902302A
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 filed Critical
Publication of NL6902302A publication Critical patent/NL6902302A/xx

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/40Special adaptations for controlling two or more stepping motors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08Servomotor systems incorporating electrically operated control means
    • F15B21/087Control strategy, e.g. with block diagram
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B9/00Servomotors 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
    • F15B9/02Servomotors 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
    • F15B9/08Servomotors 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
    • F15B9/09Servomotors 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
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B5/00Anti-hunting arrangements
    • G05B5/01Anti-hunting arrangements electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Stepping Motors (AREA)
  • Transmission Devices (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
NL6902302A 1968-02-14 1969-02-13 NL6902302A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB718668 1968-02-14

Publications (1)

Publication Number Publication Date
NL6902302A true NL6902302A (xx) 1969-08-18

Family

ID=9828266

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6902302A NL6902302A (xx) 1968-02-14 1969-02-13

Country Status (6)

Country Link
US (1) US3608432A (xx)
JP (1) JPS5022193B1 (xx)
DE (1) DE1907633A1 (xx)
FR (1) FR2001899A1 (xx)
GB (1) GB1264121A (xx)
NL (1) NL6902302A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3788194A (en) * 1972-06-30 1974-01-29 Gen Signal Corp Actuator unit
GB1444910A (en) * 1972-09-29 1976-08-04 Sperry Rand Ltd Electro-hydraulic actuator
JPS57197334A (en) * 1981-05-26 1982-12-03 Komatsu Ltd Electric oil pressure controller for construction vehicle
DE4241014A1 (de) * 1992-12-05 1994-06-09 Schaeffler Waelzlager Kg Axiallager

Also Published As

Publication number Publication date
US3608432A (en) 1971-09-28
DE1907633A1 (de) 1970-01-08
FR2001899A1 (xx) 1969-10-03
GB1264121A (xx) 1972-02-16
JPS5022193B1 (xx) 1975-07-29

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