IT1283462B1 - OLEOPNEUMATIC DEVICE FOR THE CONTROL OF ELECTRIC SWITCHES - Google Patents

OLEOPNEUMATIC DEVICE FOR THE CONTROL OF ELECTRIC SWITCHES

Info

Publication number
IT1283462B1
IT1283462B1 IT96MI001507A ITMI961507A IT1283462B1 IT 1283462 B1 IT1283462 B1 IT 1283462B1 IT 96MI001507 A IT96MI001507 A IT 96MI001507A IT MI961507 A ITMI961507 A IT MI961507A IT 1283462 B1 IT1283462 B1 IT 1283462B1
Authority
IT
Italy
Prior art keywords
control
electric switches
oleopneumatic
oleopneumatic device
switches
Prior art date
Application number
IT96MI001507A
Other languages
Italian (it)
Inventor
Costante Piazza
Libero Sfondrini
Original Assignee
Abb Adda S P A
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 Abb Adda S P A filed Critical Abb Adda S P A
Priority to IT96MI001507A priority Critical patent/IT1283462B1/en
Publication of ITMI961507A0 publication Critical patent/ITMI961507A0/it
Priority to EP97111926A priority patent/EP0822341A3/en
Publication of ITMI961507A1 publication Critical patent/ITMI961507A1/en
Application granted granted Critical
Publication of IT1283462B1 publication Critical patent/IT1283462B1/en

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
    • 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
    • F15B1/027—Installations or systems with accumulators having accumulator charging devices
    • F15B1/033—Installations or systems with accumulators having accumulator charging devices with electrical control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Radiation-Therapy Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
IT96MI001507A 1996-07-19 1996-07-19 OLEOPNEUMATIC DEVICE FOR THE CONTROL OF ELECTRIC SWITCHES IT1283462B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT96MI001507A IT1283462B1 (en) 1996-07-19 1996-07-19 OLEOPNEUMATIC DEVICE FOR THE CONTROL OF ELECTRIC SWITCHES
EP97111926A EP0822341A3 (en) 1996-07-19 1997-07-14 Oleo-pneumatic device for actuating electric switches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96MI001507A IT1283462B1 (en) 1996-07-19 1996-07-19 OLEOPNEUMATIC DEVICE FOR THE CONTROL OF ELECTRIC SWITCHES

Publications (3)

Publication Number Publication Date
ITMI961507A0 ITMI961507A0 (en) 1996-07-19
ITMI961507A1 ITMI961507A1 (en) 1998-01-19
IT1283462B1 true IT1283462B1 (en) 1998-04-21

Family

ID=11374620

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI001507A IT1283462B1 (en) 1996-07-19 1996-07-19 OLEOPNEUMATIC DEVICE FOR THE CONTROL OF ELECTRIC SWITCHES

Country Status (2)

Country Link
EP (1) EP0822341A3 (en)
IT (1) IT1283462B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10030937A1 (en) * 2000-06-24 2002-01-03 Bosch Gmbh Robert Hydraulic energy storage with a bellows made of metal
DE102017223290A1 (en) 2017-12-19 2019-06-19 E.G.O. Elektro-Gerätebau GmbH A method of changing a working fluid in an expansion system and expansion system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795932A (en) * 1952-08-19 1957-06-18 S & C Electric Co Hydraulic actuating mechanism for operating electric circuit breakers and the like
DE1141193B (en) * 1961-02-24 1962-12-13 Daimler Benz Ag Control device for a pressure medium system for actuating adjustable motor vehicle parts
CH654444A5 (en) * 1981-10-12 1986-02-14 Alsthom Atlantique GAS BREAKER UNDER PRESSURE COMPRISING FOR EACH PHASE TWO SWITCHING CHAMBERS PROVIDED IN V.
FR2663780B1 (en) * 1990-06-26 1992-09-11 Merlin Gerin HIGH VOLTAGE CIRCUIT BREAKER WITH GAS INSULATION AND PNEUMATIC CONTROL MECHANISM.
FR2750246B1 (en) * 1996-06-20 1998-09-04 Gec Alsthom T & D Sa METHOD FOR MONITORING A HIGH VOLTAGE CIRCUIT BREAKER WITH A HYDRAULIC CONTROL CIRCUIT

Also Published As

Publication number Publication date
EP0822341A2 (en) 1998-02-04
ITMI961507A1 (en) 1998-01-19
ITMI961507A0 (en) 1996-07-19
EP0822341A3 (en) 1999-04-07

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Legal Events

Date Code Title Description
0001 Granted