AU599217B2 - A differential hydraulic jack for the control of electric circuit-breakers - Google Patents

A differential hydraulic jack for the control of electric circuit-breakers Download PDF

Info

Publication number
AU599217B2
AU599217B2 AU13515/88A AU1351588A AU599217B2 AU 599217 B2 AU599217 B2 AU 599217B2 AU 13515/88 A AU13515/88 A AU 13515/88A AU 1351588 A AU1351588 A AU 1351588A AU 599217 B2 AU599217 B2 AU 599217B2
Authority
AU
Australia
Prior art keywords
piston
cylinder
valve
jack
jack according
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.)
Ceased
Application number
AU13515/88A
Other languages
English (en)
Other versions
AU1351588A (en
Inventor
Claude Alain Gratzmuller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU1351588A publication Critical patent/AU1351588A/en
Application granted granted Critical
Publication of AU599217B2 publication Critical patent/AU599217B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • 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
    • 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

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)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Reciprocating Pumps (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Vehicle Body Suspensions (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Lift Valve (AREA)
  • Fluid-Driven Valves (AREA)
  • Control Of Fluid Gearings (AREA)
AU13515/88A 1987-03-25 1988-03-23 A differential hydraulic jack for the control of electric circuit-breakers Ceased AU599217B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8704134 1987-03-25
FR8704134A FR2613122B1 (fr) 1987-03-25 1987-03-25 Verin hydraulique differentiel pour la commande de disjoncteurs electriques

Publications (2)

Publication Number Publication Date
AU1351588A AU1351588A (en) 1988-09-29
AU599217B2 true AU599217B2 (en) 1990-07-12

Family

ID=9349407

Family Applications (1)

Application Number Title Priority Date Filing Date
AU13515/88A Ceased AU599217B2 (en) 1987-03-25 1988-03-23 A differential hydraulic jack for the control of electric circuit-breakers

Country Status (17)

Country Link
EP (1) EP0284482B1 (enrdf_load_stackoverflow)
JP (1) JP2593909B2 (enrdf_load_stackoverflow)
KR (1) KR920006522B1 (enrdf_load_stackoverflow)
CN (1) CN1008652B (enrdf_load_stackoverflow)
AT (1) ATE71471T1 (enrdf_load_stackoverflow)
AU (1) AU599217B2 (enrdf_load_stackoverflow)
BR (1) BR8801365A (enrdf_load_stackoverflow)
CA (1) CA1319728C (enrdf_load_stackoverflow)
DE (1) DE3867514D1 (enrdf_load_stackoverflow)
ES (1) ES2028314T3 (enrdf_load_stackoverflow)
FI (1) FI881400L (enrdf_load_stackoverflow)
FR (1) FR2613122B1 (enrdf_load_stackoverflow)
HU (1) HU204328B (enrdf_load_stackoverflow)
IN (1) IN170378B (enrdf_load_stackoverflow)
SU (1) SU1644724A3 (enrdf_load_stackoverflow)
YU (1) YU47464B (enrdf_load_stackoverflow)
ZA (1) ZA881688B (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3047697A (en) * 1958-06-04 1962-07-31 Allmanna Svenska Elek Sa Aktie Latch-open mechanism for air blast circuit breaker
FR1462924A (fr) * 1965-01-29 1966-12-16 Siemens Ag Interrupteur électrique à gaz comprimé comportant un dispositif de verrouillage à minimum de pression
US4166937A (en) * 1978-05-18 1979-09-04 General Electric Company Hydraulically-activated operating system for an electric circuit breaker

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR2317532A1 (fr) * 1975-07-07 1977-02-04 Gratzmuller Jean Louis Verin hydraulique a amortisseur incorpore avec realimentation de la chambre d'amortissement
JPS5598464U (enrdf_load_stackoverflow) * 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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3047697A (en) * 1958-06-04 1962-07-31 Allmanna Svenska Elek Sa Aktie Latch-open mechanism for air blast circuit breaker
FR1462924A (fr) * 1965-01-29 1966-12-16 Siemens Ag Interrupteur électrique à gaz comprimé comportant un dispositif de verrouillage à minimum de pression
US4166937A (en) * 1978-05-18 1979-09-04 General Electric Company Hydraulically-activated operating system for an electric circuit breaker

Also Published As

Publication number Publication date
CN1008652B (zh) 1990-07-04
AU1351588A (en) 1988-09-29
JPS63254623A (ja) 1988-10-21
ES2028314T3 (es) 1992-07-01
HU204328B (en) 1991-12-30
YU55288A (en) 1990-04-30
BR8801365A (pt) 1988-11-01
ZA881688B (en) 1988-09-06
KR920006522B1 (ko) 1992-08-07
EP0284482B1 (fr) 1992-01-08
ATE71471T1 (de) 1992-01-15
SU1644724A3 (ru) 1991-04-23
FR2613122A1 (fr) 1988-09-30
FI881400A7 (fi) 1988-09-26
KR880011481A (ko) 1988-10-28
JP2593909B2 (ja) 1997-03-26
DE3867514D1 (de) 1992-02-20
EP0284482A1 (fr) 1988-09-28
CA1319728C (en) 1993-06-29
FR2613122B1 (fr) 1989-06-23
CN88101589A (zh) 1988-10-12
FI881400L (fi) 1988-09-26
HUT48331A (en) 1989-05-29
FI881400A0 (fi) 1988-03-24
YU47464B (sh) 1995-10-03
IN170378B (enrdf_load_stackoverflow) 1992-03-21

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