BE775684A - Commande hydraulique a grande puissance - Google Patents

Commande hydraulique a grande puissance

Info

Publication number
BE775684A
BE775684A BE775684A BE775684A BE775684A BE 775684 A BE775684 A BE 775684A BE 775684 A BE775684 A BE 775684A BE 775684 A BE775684 A BE 775684A BE 775684 A BE775684 A BE 775684A
Authority
BE
Belgium
Prior art keywords
hydraulic control
power hydraulic
power
control
hydraulic
Prior art date
Application number
BE775684A
Other languages
English (en)
French (fr)
Inventor
J L Gratzmuller
Original Assignee
Gratzmuller J
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 Gratzmuller J filed Critical Gratzmuller J
Publication of BE775684A publication Critical patent/BE775684A/xx

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
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • 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
    • H01H33/022—Details particular to three-phase circuit breakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Hydraulic Motors (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
BE775684A 1970-11-23 1971-11-22 Commande hydraulique a grande puissance BE775684A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7041926A FR2115506A5 (pt) 1970-11-23 1970-11-23

Publications (1)

Publication Number Publication Date
BE775684A true BE775684A (fr) 1972-05-23

Family

ID=9064538

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775684A BE775684A (fr) 1970-11-23 1971-11-22 Commande hydraulique a grande puissance

Country Status (12)

Country Link
US (1) US3766343A (pt)
JP (1) JPS535993Y2 (pt)
AT (1) AT316681B (pt)
BE (1) BE775684A (pt)
CA (1) CA942625A (pt)
CH (1) CH545424A (pt)
DE (1) DE2157154A1 (pt)
FR (1) FR2115506A5 (pt)
GB (1) GB1367688A (pt)
IT (1) IT945071B (pt)
NL (1) NL7115098A (pt)
SE (1) SE376052B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH674102A5 (pt) * 1986-05-20 1990-04-30 Mitsubishi Electric Corp
FR2663780B1 (fr) * 1990-06-26 1992-09-11 Merlin Gerin Disjoncteur haute tension a isolement gazeux et a mecanisme de commande pneumatique.
JP4280457B2 (ja) 2002-04-18 2009-06-17 勝行 戸津 ねじ保持形ドライバービット及びねじとの組合せ
JP4062043B2 (ja) * 2002-10-04 2008-03-19 株式会社日立製作所 ガス絶縁開閉装置
FR2996892B1 (fr) * 2012-10-16 2015-11-06 Technip France Ensemble d'amortissement pour une installation au moins en partie immergee dans une etendue d'eau, installation et procede associes
CN111594492A (zh) * 2020-05-27 2020-08-28 珠海方博科技有限公司 一种用于地面服务系统的控制方法及系统

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1873787A (en) * 1929-11-26 1932-08-23 Gen Electric Electric switch operating mechanism
US2408199A (en) * 1941-09-13 1946-09-24 Westinghouse Electric Corp Circuit breaker
US2658969A (en) * 1950-04-17 1953-11-10 Pacific Electric Mfg Corp Hydraulic circuit breaker actuating mechanism
FR1098233A (fr) * 1954-01-15 1955-07-20 Commande de disjoncteur
FR1098565A (fr) * 1954-01-15 1955-08-08 Dispositif de commande hydraulique pour disjoncteur, ou analogue
US2813177A (en) * 1954-03-29 1957-11-12 Kelman Electric And Mfg Compan Circuit breaker
FR1104071A (fr) * 1954-04-26 1955-11-16 Cie Gen Equip Aeronautique Perfectionnements aux commandes d'interrupteurs électriques
FR1135122A (fr) * 1955-11-04 1957-04-24 Jean Louis Gratzmuller Dispositif de commande hydraulique à contrôle de vitesse, pour disjoncteur
US2861144A (en) * 1957-07-08 1958-11-18 Gen Electric Stored energy type closing device for an electric circuit breaker
FR1181985A (fr) * 1957-09-04 1959-06-19 Perfectionnements aux installations de commande hydraulique
US3075060A (en) * 1957-10-30 1963-01-22 Westinghouse Electric Corp Circuit interrupters
FR73695E (fr) * 1958-06-06 1960-09-05 Comp Generale Electricite Procédé de commande oléopneumatique d'appareil électrique et application à un disjoncteur
FR1203632A (fr) * 1958-11-12 1960-01-20 Comp Generale Electricite Procédé de commande oléopneumatique d'appareil électrique et application à un disjoncteur
FR1230514A (fr) * 1959-03-06 1960-09-16 Dispositif de commande hydraulique à purge d'air automatique
US3133475A (en) * 1960-11-22 1964-05-19 Gen Electric Hydraulically-actuated operating mechanism for an electric circuit breaker
FR1309328A (fr) * 1961-09-27 1962-11-16 Alsthom Cgee Commande hydropneumatique pour disjoncteurs électriques
FR1350707A (fr) * 1962-11-16 1964-01-31 Installation de commande hydraulique à réponse rapide
FR1349314A (fr) * 1962-12-03 1964-01-17 Perfectionnements apportés au circuit de purge des vérins hydrauliques pour disjoncteurs
CH397040A (de) * 1962-12-20 1965-08-15 Bbc Brown Boveri & Cie Einrichtung bei Druckgasschaltern
US3345487A (en) * 1965-02-16 1967-10-03 Westinghouse Electric Corp Hydraulically operated circuit breaker

Also Published As

Publication number Publication date
CH545424A (fr) 1973-12-15
AT316681B (de) 1974-07-25
CA942625A (en) 1974-02-26
JPS47596U (pt) 1972-08-03
FR2115506A5 (pt) 1972-07-07
JPS535993Y2 (pt) 1978-02-15
GB1367688A (en) 1974-09-18
IT945071B (it) 1973-05-10
NL7115098A (pt) 1972-05-25
US3766343A (en) 1973-10-16
SE376052B (pt) 1975-05-05
DE2157154A1 (de) 1972-05-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GRATZMULLER J.L.

Effective date: 19901130