ATE71471T1 - Differentialhydraulischer kraftzylinder zur steuerung von leistungsschaltern. - Google Patents

Differentialhydraulischer kraftzylinder zur steuerung von leistungsschaltern.

Info

Publication number
ATE71471T1
ATE71471T1 AT88400574T AT88400574T ATE71471T1 AT E71471 T1 ATE71471 T1 AT E71471T1 AT 88400574 T AT88400574 T AT 88400574T AT 88400574 T AT88400574 T AT 88400574T AT E71471 T1 ATE71471 T1 AT E71471T1
Authority
AT
Austria
Prior art keywords
cylinder
control
circuit breaker
piston
hydraulic power
Prior art date
Application number
AT88400574T
Other languages
German (de)
English (en)
Inventor
Claude Alain Gratzmuller
Original Assignee
Gratzmueller C 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 Gratzmueller C A filed Critical Gratzmueller C A
Application granted granted Critical
Publication of ATE71471T1 publication Critical patent/ATE71471T1/de

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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Retarders (AREA)
  • Control Of Fluid Gearings (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Reciprocating Pumps (AREA)
  • Lift Valve (AREA)
  • Fluid-Driven Valves (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Vehicle Body Suspensions (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
AT88400574T 1987-03-25 1988-03-11 Differentialhydraulischer kraftzylinder zur steuerung von leistungsschaltern. ATE71471T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8704134A FR2613122B1 (fr) 1987-03-25 1987-03-25 Verin hydraulique differentiel pour la commande de disjoncteurs electriques
EP88400574A EP0284482B1 (fr) 1987-03-25 1988-03-11 Vérin hydraulique différentiel pour la commande de disjoncteurs électriques

Publications (1)

Publication Number Publication Date
ATE71471T1 true ATE71471T1 (de) 1992-01-15

Family

ID=9349407

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88400574T ATE71471T1 (de) 1987-03-25 1988-03-11 Differentialhydraulischer kraftzylinder zur steuerung von leistungsschaltern.

Country Status (17)

Country Link
EP (1) EP0284482B1 (fr)
JP (1) JP2593909B2 (fr)
KR (1) KR920006522B1 (fr)
CN (1) CN1008652B (fr)
AT (1) ATE71471T1 (fr)
AU (1) AU599217B2 (fr)
BR (1) BR8801365A (fr)
CA (1) CA1319728C (fr)
DE (1) DE3867514D1 (fr)
ES (1) ES2028314T3 (fr)
FI (1) FI881400A (fr)
FR (1) FR2613122B1 (fr)
HU (1) HU204328B (fr)
IN (1) IN170378B (fr)
SU (1) SU1644724A3 (fr)
YU (1) YU47464B (fr)
ZA (1) ZA881688B (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1070266B (fr) * 1958-06-04
FR1312751A (fr) * 1961-01-24 1962-12-21 Coq Nv Perfectionnements apportés aux interrupteurs électriques avec rupture pneumatique du courant
US3155009A (en) * 1961-08-03 1964-11-03 Gen Dynamics Corp High energy actuator apparatus
FR1378068A (fr) * 1963-07-24 1964-11-13 Merlin Gerin Perfectionnement aux dispositifs de commande hydraulique, notamment pour interrupteurs électriques
DE1282131B (de) * 1965-01-29 1968-11-07 Siemens Ag Elektrischer Schalter
FR2317532A1 (fr) * 1975-07-07 1977-02-04 Gratzmuller Jean Louis Verin hydraulique a amortisseur incorpore avec realimentation de la chambre d'amortissement
US4166937A (en) * 1978-05-18 1979-09-04 General Electric Company Hydraulically-activated operating system for an electric circuit breaker
JPS5598464U (fr) * 1978-12-27 1980-07-09
JPS5693227A (en) * 1979-12-27 1981-07-28 Hitachi Ltd Hydraulic driving unit
JPS56153627A (en) * 1980-04-28 1981-11-27 Meidensha Electric Mfg Co Ltd Oil pressure operating device
JPS59109044U (ja) * 1983-01-12 1984-07-23 株式会社東芝 しや断器の液圧操作装置
JPS61161627A (ja) * 1985-01-08 1986-07-22 三菱電機株式会社 液圧式操作装置
JPH0795416B2 (ja) * 1986-02-26 1995-10-11 株式会社東芝 液圧操作装置
US4785712A (en) * 1986-05-27 1988-11-22 Mitsubishi Denki Kabushiki Kaisha Hydraulic operating apparatus for electric circuit breaker

Also Published As

Publication number Publication date
FR2613122A1 (fr) 1988-09-30
YU55288A (en) 1990-04-30
EP0284482B1 (fr) 1992-01-08
ZA881688B (en) 1988-09-06
FI881400A0 (fi) 1988-03-24
IN170378B (fr) 1992-03-21
FI881400A (fi) 1988-09-26
CA1319728C (fr) 1993-06-29
DE3867514D1 (de) 1992-02-20
HUT48331A (en) 1989-05-29
JP2593909B2 (ja) 1997-03-26
KR880011481A (ko) 1988-10-28
AU599217B2 (en) 1990-07-12
FR2613122B1 (fr) 1989-06-23
BR8801365A (pt) 1988-11-01
AU1351588A (en) 1988-09-29
YU47464B (sh) 1995-10-03
SU1644724A3 (ru) 1991-04-23
ES2028314T3 (es) 1992-07-01
JPS63254623A (ja) 1988-10-21
HU204328B (en) 1991-12-30
KR920006522B1 (ko) 1992-08-07
EP0284482A1 (fr) 1988-09-28
CN1008652B (zh) 1990-07-04
CN88101589A (zh) 1988-10-12

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee