FR85122E - Multiple purge control device for hydraulic circuit - Google Patents

Multiple purge control device for hydraulic circuit

Info

Publication number
FR85122E
FR85122E FR960877A FR960877A FR85122E FR 85122 E FR85122 E FR 85122E FR 960877 A FR960877 A FR 960877A FR 960877 A FR960877 A FR 960877A FR 85122 E FR85122 E FR 85122E
Authority
FR
France
Prior art keywords
control device
hydraulic circuit
purge control
multiple purge
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
FR960877A
Other languages
French (fr)
Inventor
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
Priority to FR923842A priority Critical patent/FR1355701A/en
Application filed filed Critical
Priority to FR960877A priority patent/FR85122E/en
Priority to BE643367D priority patent/BE643367A/xx
Application granted granted Critical
Publication of FR85122E publication Critical patent/FR85122E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
    • 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
    • F15B2211/50—Pressure control
    • F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
    • F15B2211/5159—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a return line
    • 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
    • F15B2211/50—Pressure control
    • F15B2211/52—Pressure control characterised by the type of actuation
    • F15B2211/528—Pressure 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
    • F15B2211/50—Pressure control
    • F15B2211/575—Pilot pressure control
    • F15B2211/5756—Pilot pressure control for opening a valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR960877A 1963-02-06 1964-01-20 Multiple purge control device for hydraulic circuit Expired FR85122E (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR923842A FR1355701A (en) 1963-02-06 1963-02-06 Multiple purge control device for hydraulic circuit
FR960877A FR85122E (en) 1963-02-06 1964-01-20 Multiple purge control device for hydraulic circuit
BE643367D BE643367A (en) 1963-02-06 1964-02-04

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR923842A FR1355701A (en) 1963-02-06 1963-02-06 Multiple purge control device for hydraulic circuit
FR960877A FR85122E (en) 1963-02-06 1964-01-20 Multiple purge control device for hydraulic circuit

Publications (1)

Publication Number Publication Date
FR85122E true FR85122E (en) 1965-06-18

Family

ID=26199705

Family Applications (2)

Application Number Title Priority Date Filing Date
FR923842A Expired FR1355701A (en) 1963-02-06 1963-02-06 Multiple purge control device for hydraulic circuit
FR960877A Expired FR85122E (en) 1963-02-06 1964-01-20 Multiple purge control device for hydraulic circuit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR923842A Expired FR1355701A (en) 1963-02-06 1963-02-06 Multiple purge control device for hydraulic circuit

Country Status (2)

Country Link
BE (1) BE643367A (en)
FR (2) FR1355701A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410753A1 (en) * 1977-12-02 1979-06-29 Gratzmuller Claude SIMULTANEOUS HYDRAULIC CONTROL, ESPECIALLY FOR THE CONTROL OF ELECTRIC CIRCUIT BREAKERS
FR2422245A1 (en) * 1978-01-04 1979-11-02 Gratzmuller Claude HYDRAULIC CONTROL SYSTEM FOR ELECTRIC CIRCUIT BREAKERS

Also Published As

Publication number Publication date
FR1355701A (en) 1964-03-20
BE643367A (en) 1964-05-29

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