CH551686A - Elektrohydraulische steuereinrichtung. - Google Patents

Elektrohydraulische steuereinrichtung.

Info

Publication number
CH551686A
CH551686A CH1113873A CH1113873A CH551686A CH 551686 A CH551686 A CH 551686A CH 1113873 A CH1113873 A CH 1113873A CH 1113873 A CH1113873 A CH 1113873A CH 551686 A CH551686 A CH 551686A
Authority
CH
Switzerland
Prior art keywords
control device
electrohydraulic control
electrohydraulic
control
Prior art date
Application number
CH1113873A
Other languages
English (en)
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of CH551686A publication Critical patent/CH551686A/de

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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/008—Valve failure
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B2013/0409—Position sensing or feedback of the valve member
    • 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • 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
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/321—Directional control characterised by the type of actuation mechanically
    • F15B2211/324—Directional control characterised by the type of actuation mechanically manually, e.g. by using a lever or pedal
    • 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
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/86—Control during or prevention of abnormal conditions
    • F15B2211/863—Control during or prevention of abnormal conditions the abnormal condition being a hydraulic or pneumatic failure
    • F15B2211/8636—Circuit failure, e.g. valve or hose failure
    • 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/875—Control measures for coping with failures
    • F15B2211/8755—Emergency shut-down

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Magnetically Actuated Valves (AREA)
CH1113873A 1972-08-18 1973-07-31 Elektrohydraulische steuereinrichtung. CH551686A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2240607A DE2240607C3 (de) 1972-08-18 1972-08-18 Elektrohydraulisch« Steuereinrichtung

Publications (1)

Publication Number Publication Date
CH551686A true CH551686A (de) 1974-07-15

Family

ID=5853876

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1113873A CH551686A (de) 1972-08-18 1973-07-31 Elektrohydraulische steuereinrichtung.

Country Status (10)

Country Link
US (1) US3831495A (de)
JP (1) JPS4951475A (de)
AT (1) AT323075B (de)
CH (1) CH551686A (de)
DE (1) DE2240607C3 (de)
FR (1) FR2196441B1 (de)
GB (1) GB1427835A (de)
IT (1) IT993003B (de)
NL (1) NL7311379A (de)
SE (1) SE399306B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5167887A (ja) * 1974-12-11 1976-06-11 Shin Meiwa Ind Co Ltd Enkakusosasochi
JPS52160791U (de) * 1976-05-31 1977-12-06
JPS54111126A (en) * 1978-02-20 1979-08-31 Toa Medical Electronics Fluid control valve
JPS57146901A (en) * 1981-03-04 1982-09-10 Toshiba Mach Co Ltd Pilot operating control valve
DE3110220A1 (de) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische, insbesondere elektro-hydraulische ausbausteuerung fuer untertaegige gewinnungsbetriebe
GB2200001A (en) * 1987-01-12 1988-07-20 Duraplug Elect Ltd Electric cable assembly with safety device
JP2844476B2 (ja) * 1989-09-11 1999-01-06 株式会社ゼクセル 油圧アクチュエータの制御方法
US6930613B2 (en) * 2000-03-21 2005-08-16 Robert Gardner Electrical instruments circuits
US7661439B2 (en) * 2006-02-07 2010-02-16 Dresser, Inc. Safety override circuit for pneumatic positioner and method of use thereof
WO2017079792A1 (en) * 2015-11-09 2017-05-18 Elite Attachments Australia Pty Ltd A piston and cylinder system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3390387A (en) * 1963-02-21 1968-06-25 Philips Corp Fail-safe monitor alarm circuit
US3407340A (en) * 1966-06-14 1968-10-22 Westinghouse Air Brake Co Fail-safe time delay relay
DE1807173A1 (de) * 1968-11-06 1970-06-18 Bosch Gmbh Robert Einrichtung zur elektrohydraulischen Fernsteuerung hydraulischer Wegeventile
US3602772A (en) * 1968-12-04 1971-08-31 Wolf Geraete Gmbh Protective circuit for electrically driven lawn mowers and the like

Also Published As

Publication number Publication date
DE2240607B2 (de) 1978-08-17
FR2196441B1 (de) 1976-12-03
FR2196441A1 (de) 1974-03-15
AT323075B (de) 1975-06-25
IT993003B (it) 1975-09-30
DE2240607A1 (de) 1974-02-28
JPS4951475A (de) 1974-05-18
GB1427835A (en) 1976-03-10
SE399306B (sv) 1978-02-06
DE2240607C3 (de) 1979-04-12
US3831495A (en) 1974-08-27
NL7311379A (de) 1974-02-20

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Legal Events

Date Code Title Description
PL Patent ceased