AT256237B - Hydraulische Betätigungseinrichtung für elektrische Schaltgeräte - Google Patents

Hydraulische Betätigungseinrichtung für elektrische Schaltgeräte

Info

Publication number
AT256237B
AT256237B AT912363A AT912363A AT256237B AT 256237 B AT256237 B AT 256237B AT 912363 A AT912363 A AT 912363A AT 912363 A AT912363 A AT 912363A AT 256237 B AT256237 B AT 256237B
Authority
AT
Austria
Prior art keywords
actuation device
hydraulic actuation
electrical switchgear
switchgear
electrical
Prior art date
Application number
AT912363A
Other languages
English (en)
Inventor
Jean Louis Gratzmuller
Original Assignee
Jean Louis Gratzmuller
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 Jean Louis Gratzmuller filed Critical Jean Louis Gratzmuller
Application granted granted Critical
Publication of AT256237B publication Critical patent/AT256237B/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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/024—Installations or systems with accumulators used as a supplementary power source, e.g. to store energy in idle periods to balance pump load
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • 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
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/044—Removal or measurement of undissolved gas, e.g. de-aeration, venting or bleeding
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/265—Control of multiple pressure sources
    • 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
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31582—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having multiple pressure sources and a single output 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/61—Secondary circuits
    • F15B2211/613—Feeding circuits
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/655—Methods of contamination control, i.e. methods of control of the cleanliness of circuit components or of the pressure fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fluid-Driven Valves (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
AT912363A 1962-11-16 1963-11-14 Hydraulische Betätigungseinrichtung für elektrische Schaltgeräte AT256237B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR915617A FR1350707A (fr) 1962-11-16 1962-11-16 Installation de commande hydraulique à réponse rapide

Publications (1)

Publication Number Publication Date
AT256237B true AT256237B (de) 1967-08-10

Family

ID=8790926

Family Applications (1)

Application Number Title Priority Date Filing Date
AT912363A AT256237B (de) 1962-11-16 1963-11-14 Hydraulische Betätigungseinrichtung für elektrische Schaltgeräte

Country Status (8)

Country Link
US (1) US3252381A (de)
AT (1) AT256237B (de)
CH (1) CH402618A (de)
DE (1) DE1425786B2 (de)
ES (1) ES293503A1 (de)
FR (1) FR1350707A (de)
GB (1) GB1066590A (de)
SE (1) SE302408B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE328496B (de) * 1969-12-04 1970-09-14 K Walander
FR2115506A5 (de) * 1970-11-23 1972-07-07 Gratzmuller Jean Louis
USRE30115E (en) * 1974-10-21 1979-10-16 Exxon Production Research Company Balanced stem fail-safe valve system
US3933338A (en) * 1974-10-21 1976-01-20 Exxon Production Research Company Balanced stem fail-safe valve system
CH627247A5 (de) * 1977-08-29 1981-12-31 Jean Louis Gratzmuller
DE102014209132A1 (de) * 2014-05-14 2015-11-19 Robert Bosch Gmbh Hydrauliksystem
DE102014210197A1 (de) 2014-05-28 2015-12-03 Robert Bosch Gmbh Verfahren zum Batteriemanagement und Batteriemanagementsystem

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608986A (en) * 1945-07-23 1952-09-02 William T Stephens Fluid flow control valve
US2948262A (en) * 1956-03-02 1960-08-09 Gratzmuller Jean Louis Pressure-limiting device
US2972337A (en) * 1959-11-30 1961-02-21 Gen Electric Hydraulically actuated operating mechanism for an electric circuit breaker
US3119308A (en) * 1961-10-19 1964-01-28 Gen Electric Velocity and rate of change of pressure limiting system

Also Published As

Publication number Publication date
FR1350707A (fr) 1964-01-31
DE1425786A1 (de) 1969-04-03
ES293503A1 (es) 1964-01-16
DE1425786B2 (de) 1971-02-04
SE302408B (de) 1968-07-15
US3252381A (en) 1966-05-24
CH402618A (fr) 1965-11-15
GB1066590A (en) 1967-04-26

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