IT1059909B - OLEOPNEUMAIC CONTROL DEVICE..PARTICULARLY FOR ELECTRIC SWITCH JACKS - Google Patents

OLEOPNEUMAIC CONTROL DEVICE..PARTICULARLY FOR ELECTRIC SWITCH JACKS

Info

Publication number
IT1059909B
IT1059909B IT6799576A IT6799576A IT1059909B IT 1059909 B IT1059909 B IT 1059909B IT 6799576 A IT6799576 A IT 6799576A IT 6799576 A IT6799576 A IT 6799576A IT 1059909 B IT1059909 B IT 1059909B
Authority
IT
Italy
Prior art keywords
oleopneumaic
control device
electric switch
switch jacks
jacks
Prior art date
Application number
IT6799576A
Other languages
Italian (it)
Original Assignee
Alsthom Cgee
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 Alsthom Cgee filed Critical Alsthom Cgee
Application granted granted Critical
Publication of IT1059909B publication Critical patent/IT1059909B/en

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Fluid-Pressure Circuits (AREA)
IT6799576A 1975-04-23 1976-04-23 OLEOPNEUMAIC CONTROL DEVICE..PARTICULARLY FOR ELECTRIC SWITCH JACKS IT1059909B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7512636A FR2308815A1 (en) 1975-04-23 1975-04-23 Differential piston oleopneumatic control system for switch gear - closes by power valve connecting chambers together and to power accumulator

Publications (1)

Publication Number Publication Date
IT1059909B true IT1059909B (en) 1982-06-21

Family

ID=9154366

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6799576A IT1059909B (en) 1975-04-23 1976-04-23 OLEOPNEUMAIC CONTROL DEVICE..PARTICULARLY FOR ELECTRIC SWITCH JACKS

Country Status (3)

Country Link
CH (1) CH606817A5 (en)
FR (1) FR2308815A1 (en)
IT (1) IT1059909B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2650802C2 (en) * 1976-11-03 1981-10-08 Borsig Gmbh, 1000 Berlin Gas-oil drive
DE3263469D1 (en) * 1981-03-26 1985-06-20 Bbc Brown Boveri & Cie Hydraulic or pneumatic control
FR2576369B1 (en) * 1985-01-18 1987-02-13 Alsthom Atlantique PNEUMATIC DEVICE FOR ACTUATING AT LEAST ONE DOUBLE ACTING JACK, PARTICULARLY FOR A CIRCUIT BREAKER

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE535810A (en) * 1954-02-17
US3105126A (en) * 1960-06-15 1963-09-24 Allis Chalmers Mfg Co Interrupting device employing continuous hydraulic control
FR82007E (en) * 1961-04-06 1964-03-16
CH456725A (en) * 1967-03-17 1968-07-31 Oerlikon Maschf Low-liquid circuit breaker
DE2047847C3 (en) * 1970-09-22 1978-07-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Electric switch with hydraulic actuation
CH539784A (en) * 1971-12-13 1973-07-31 Bbc Brown Boveri & Cie Hydraulic drive, in particular for electrical switching devices
FR2193242B1 (en) * 1972-07-13 1977-05-13 Siemens Ag

Also Published As

Publication number Publication date
FR2308815A1 (en) 1976-11-19
CH606817A5 (en) 1978-11-15
FR2308815B1 (en) 1977-11-25

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950131